## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry w. e. f. Academic Year: 2024-25 Semester: 1 or 2 Category of the Course: Basic Science Courses (BSC) Prerequisite: Fundamental knowledge of Chemistry and basic Arithmetic for simple calculations. Rationale: The branch of applied science which deals with chemistry is known as Basic chemistry. The study of concepts and principles of Basic chemistry will aid the technicians in comprehending and solving engineering problems. Thus, a strong foundation in applied science will help the students in their self-development to cope up with the constant influx of innovations. There are numerous materials used in fabricating and manufacturing devices for the comfort of life. The selection, characterization, and suitability assessment of natural raw materials essentially requires principles and concepts of Basic Chemistry for technicians. Successful completion of this course content will enable technicians to understand, ascertain and analyze properties of natural raw materials required for producing economical and eco-friendly finished products through the inclusion of various creative activities/projects etc. Many global problems/issues and their indepth understanding is addressed through the inclusion of topics of relevance like atomic structure, chemical bonding and solutions; electrochemistry; corrosion; water treatment; lubricants; polymers, elastomers, adhesives and semiconductors in this course. ## Course Outcome: After Completion of the Course, Student will able to: | No. | Course Outcomes | RBT Level | |-------|-----------------------------------------------------------------------------------------------------------------------------|-------------| | 01 | Apply the principles of atomic structure, chemical bonding and solutions to solve various engineering problems. | R/U/A | | 02 | Solve engineering problems using the concepts of electrochemistry and corrosion. | R/U/A | | 03 | Use relevant water treatment methods to solve domestic and industrial problems. | R/U/A | ## GUJARAT TECHNOLOGICAL UNIVERSITY ## Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | 04 | Classify organic compounds based on their functional groups. | R/U/A | |------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|---------| | 05 | Choose various types of engineering materials like lubricants, polymers, elastomers, adhesives and semiconductors for domestic and industrial applications. | R/U/A | *Revised Bloom's Taxonomy (RBT) ## Teaching and Examination Scheme: | Teaching Scheme (in Hours) | Teaching Scheme (in Hours) | Teaching Scheme (in Hours) | Total Credits L+T+ (PR/2) | Assessment Pattern and Marks | Assessment Pattern and Marks | Assessment Pattern and Marks | Assessment Pattern and Marks | Total | |-------------------------------|-------------------------------|-------------------------------|--------------------------------|--------------------------------|--------------------------------|--------------------------------|--------------------------------|---------| | L | T | PR | C | Theory | Theory | Tutorial / Practical | Tutorial / Practical | Marks | | | | | | ESE (E) | PA/CA (M) | PA/CA (I) | ESE (V) | | | 3 | 0 | 2 | 4 | 70 | 30 | 20 | 30 | 150 | ## Course Content: | Unit No. | Content | No. of Hours | % of Weightage | |-------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------|-------------------| | 1 | Atomic Structure, Chemical Bonding and Solutions Atomic Structure: 1.1. Concepts of orbits and orbitals. 1.2. Pauli's exclusion principle, Hund's rule of maximum spin multiplicity, Aufbau rule. 1.3. Electronic configuration of elements having atomic number 1 to 30. Chemical Bonding: 1.4. Concept of chemical bond, Octet rule, Types of chemical bonds : 1.4.1 Ionic (Electrovalent) bond and its characteristics (Example NaCl.), 1.4.2 Covalent bond and its characteristics (examples-Non-polar covalent bond: H2, O2, N2, CH4; Polar covalent bond: HCl, H2O, And NH3.), 1.4.3 Coordinate covalent (Dative) bond (examples - NH4 + , H3O + ), | 08 | 17% (12 Marks) | ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | | 1.4.5 Hydrogen bond, its types and significance, 1.4.6 Intermolecular force of attraction (van der Waals bond). 1.5. Structures of solids: Ionic solids, Molecular solids, Network solids, and Metallic solids. Definitions of solute, solvent, solution and concentration, Modes of expressing concentration of solutions - Molarity (M = mole/liter), Normality (N), Molality (m), mass | 1.4.4 Metallic bond and its characteristics, | | | |----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----|------------| | | Solutions: | Solutions: | | | | | 1.6. | percentage (%w/w), volume percentage (%v/v), mass by volume percentage (%w/v), mole fraction (  ), ppm (  g/mL). | | | | 2. | Electrochemistry | Electrochemistry | 07 | 15% | | | 2.1. | Arrhenius theory of ionization. | | (11 Marks) | | | 2.2. | Electronic concept of oxidation, reduction, and redox reactions. | | | | | 2.3. | Degree of ionization (  ) and the factors affecting on it. | | | | | 2.4. | Concept of pH and pOH; pH scale for acids, bases and neutral solutions, Calculations of pH and pOH for acids and bases solutions of different concentrations, Importance of pH in various fields. | | | | | 2.5. | Buffer solutions, Types of buffer solutions: Acidic buffers and Basic buffers, Applications of buffer solutions. | | | | | 2.6. | Definition of Electrolytes, Non-electrolytes with suitable examples, Types of Electrolytes with examples. | | | | | 2.7. | Construction, working, cell-reactions and symbolic representation of an Electrochemical cell. | | | | | 2.8. | Conditions for a half-cell to be standard. | | | | | 2.9. | Construction and working of Standard Hydrogen Electrode (SHE). | | | | | 2.10. | Measurement of Standard half-cell potential / Standard electrode potential (E o R or EoL), Electrochemical/electromotive force (emf) series, Standard cell potential (E o cell ). | | | | | 2.11. | Construction of Electrolytic cell and Electrolysis. | | | | | 2.12. | Faraday's Laws of Electrolysis. | | | | | 2.13. | Industrial applications of electrolysis: | | | ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | | 2.13.2 Electroplating, 2.13.3 Electro-refining. | | | |----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----|-----------------| | 3 | Corrosion of metals and its prevention 3.1. Definition of Corrosion with example. | 05 | 12% (8 Marks) | | 4 | Water treatment 4.1 Sources of water, hard water and Soft water. 4.2 Types of hardness of water (Temporary/Carbonate harness and Permanent/Non-carbonate hardness), salts causing it and simple numericals based on it. 4.3 Units of hardness. 4.4 Problems caused by the use of hard water in boilers and its prevention: 4.4.1 Scale and sludge formation, 4.4.2 Priming and Foaming, 4.4.3 Caustic embrittlement, 4.4.4 Boiler Corrosion. 4.5 Water softening techniques: 4.5.1 Soda-lime process, | 07 | 14% (10 Marks) | ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | | 4.6 4.7 | 4.5.4 Reverse Osmosis (R.O.) process. Treatment of Municipal drinking water: 4.6.1 Screening, 4.6.2 Sedimentation, 4.6.3 Coagulation, 4.6.4 Filtration, 4.6.5 Sterilization of water by Chlorination, Break-point (Free-residual) Chlorination. Enlist Indian standard specifications of drinking water. | | | |----|--------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----|----------------| | 5 | Basic concepts of Organic Chemistry: | Basic concepts of Organic Chemistry: | 06 | 12% (8 Marks) | | 5 | 5.1 | Organic and Inorganic Compounds. | 06 | 12% (8 Marks) | | 5 | 5.2 | Tetravalency of Carbon. | 06 | 12% (8 Marks) | | 5 | 5.3 5.4 | Concept of Hybridization, Types of hybridization: sp, sp 2 and sp 3 hybridization with examples. Sigma bonding and Pi bonding. | 06 | 12% (8 Marks) | | 5 | 5.5 | Classification of Organic compounds, IUPAC nomenclature of | 06 | 12% (8 Marks) | | 5 | | simple hydrocarbons. | 06 | 12% (8 Marks) | | 5 | 5.6 5.7 | Functional groups and its classification. | 06 | 12% (8 Marks) | | 5 | 5.8 | | 06 | 12% (8 Marks) | | 5 | | Isomerism and Homologous series. | 06 | 12% (8 Marks) | | 5 | | Saturated Hydrocarbons and Unsaturated Hydrocarbons. | 06 | 12% (8 Marks) | | 5 | 5.9 | Source of hydrocarbons: Distillation of coal tar, Refining of petroleum. | 06 | 12% (8 Marks) | | 5 | 5.10 | Preparation, Properties and Uses of Alkane (Ethane), Alkene (Ethene/Ethylene), Alkyne (Ethane/Acetylene). | 06 | 12% (8 Marks) | | 6 | Lubricants | Lubricants | 04 | 10% (7 Marks) | | 6 | 6.1 | Lubricants and Lubrication, Functions of lubricants. | 04 | 10% (7 Marks) | | 6 | 6.2 6.3 | Mechanism of Lubrication: Fluid lubrication, Boundary lubrication. Classification of lubricants with examples: Solid, Semi-solid, Liquid and Synthetic lubricants. | 04 | 10% (7 Marks) | | 6 | 6.4 | Physical Properties of lubricants: Viscosity and Viscosity index, Flash point and Fire point, Cloud point and Pour point, Oiliness. | 04 | 10% (7 Marks) | | 6 | 6.5 | Chemical properties of lubricants: Saponification number, Neutralization number, Emulsification number. | 04 | 10% (7 Marks) | | 6 | 6.6 | | 04 | 10% (7 Marks) | | 6 | | Selection of lubricants for different types of Machinery like: Gears, Cutting tools, Steam turbine, Transformers. | 04 | 10% (7 Marks) | ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | | 6.7 | Biodegradable lubricants. | | | |----|--------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----|-----------------| | 7. | Polymers, Elastomers, Adhesives and Semiconductors Polymers: | Polymers, Elastomers, Adhesives and Semiconductors Polymers: | 08 | 20% (14 Marks) | | | 7.1 | Definition of Monomer, Polymer, Polymerization, Degree of polymerization (n) and Repeating unit. | | | | | 7.2 | Classification of polymers based on Molecular structure: Linear polymers, Branched polymers, Cross-linked polymers. | | | | | 7.3 | Classification of polymers based on Monomer: Homo polymer, Co-polymer. | | | | | 7.4 | Classification of polymers based on Thermal behavior: Thermoplastic polymers and Thermosetting polymers. | | | | | 7.5 | Types of polymerizations: Addition polymerization and Condensation polymerization | | | | | 7.6 | Preparation (by simple reactions), Properties and Uses of some thermoplastic polymers and thermosetting polymers: Polyethylene (PE), Polypropylene (PP), PolyVinylChloride (PVC), PolyTetraFluoroEthylene (PTFE, Teflon, and Fluon), Polystyrene (PS), PolyAcryloNitrile (PAN), Bakelite, and | | | | | 7.7 | Epoxy resins. Biodegradable Polymers: Definition, Chemical composition and Uses of Poly-β-HydroxyButyrate-co-β-hydroxyl Valerate (PHBV), Nylon-2-nylon-6. | | | | | Elastomers (Rubbers): | Elastomers (Rubbers): | | | | | 7.8 | Natural rubber and its Properties. | | | | | 7.9 | Vulcanization of rubber and its Advantages. | | | | | 7.10 | Synthetic rubbers: Preparation (by simple reactions), Properties and Uses of Buna-S (GR-S or Styrene) rubber, | | | | | Buna-N (GR-A or Nitrile) rubber, Neoprene (GR-M) rubber. | Buna-N (GR-A or Nitrile) rubber, Neoprene (GR-M) rubber. | | | | | 7.11 | Adhesives: Definition and Characteristics of Adhesives. | | | | | 7.12 | Classification of Adhesives. | | | | | 7.13 | Applications of Adhesives. | | | | | Semiconductors: | Semiconductors: | | | | | 7.14 | Definition of Semiconductors. | | | | | 7.15 | Enlist semiconductor devices. | | | | | 7.16 | Elemental Semiconductors: Intrinsic Semiconductors, Extrinsic Semiconductors (n-type | | | ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | Semiconductors, p-type Semiconductors). | | | |-------------------------------------------|----|------------------| | Total | 45 | 100% (70 Marks) | ## Suggested Specification Table with Marks (Theory): ## Distribution of Theory Marks (in %) | R Level | U Level | A Level | N Level | E Level | C Level | |------------------|------------------|-----------------|-----------|-----------|-----------| | 24 Marks (35%) | 32 Marks (45%) | 14 Marks (20%) | - | - | - | Where R: Remember; U: Understanding; A: Application, N: Analyze and E: Evaluate C: Create (as per Revised Bloom's Taxonomy) Note : This specification table provides general guidelines to assist students for their learning and to teachers to teach and question paper designers/setters to formulate test items/questions to assess the attainment of the UOs. The actual distribution of marks at different taxonomy levels (of R, U and A) in the question paper may slightly vary from above table. ## References/Suggested Learning Resources: ## (a) Books: | Sr. No. | Title of Book | Author | Publication with the place, year and ISBN | |------------|--------------------------------------------------------------|---------------------------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | 1 | Engineering Chemistry | Jain & Jain | Dhanpat Rai Publishing Co. (P) Ltd., New Delhi, 2015, ISBN: 93-521-6000-2 | | 2 | A Textbook of Engineering Chemistry | Dr S. S. Dara & Dr S. S. Umare | S. Chand & Co. (P) Ltd., New Delhi, 2014, ISBN: 81-219-0359-9 | | 3 | Textbook of Chemistry for Class XI & XII (Part-I & II) | NCERT | NCERT, New Delhi, 2017-18, Class-XI, ISBN: 81-7450-494-X (Part-I), 81- 7450-535- O (Part-II), Class-XII, ISBN: 81-7450-648- 9(Part-I), 81-7450-716-7(Part-II) | | 4 | Engineering Chemistry | Shikha Agarwal | Cambridge Uni. Press, New Delhi, 2019, ISBN: 978-1-108-72444-9 | ## GUJARAT TECHNOLOGICAL UNIVERSITY ## Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | 5 | Understanding Chemistry | C. N. R. Rao | World scientific publishing Co., 2009, ISBN: 9789812836045 | |-----|-----------------------------------|------------------|--------------------------------------------------------------------| | 6 | Engineering Chemistry | Dr. Vikram, S. | Wiley India Pvt. Ltd., New Delhi, 2013, ISBN: 9788126543342 | | 7 | Chemistry for Engineers | Rajesh Agnihotri | Wiley India Pvt. Ltd., 2014, ISBN: 9788126550784 | | 8 | Fundamental of Electrochemistry | V. S. Bagotsky | Wiley International N.J., 2005, ISBN: 9780471700586 | ## (b) Open source software and website: 1. http://www.chemguide.co.uk/atommenu.html 2. https://www.visionlearning.com/ 3. http://www.chem1.com/ 4. https://www.wastewaterelearning.com/elearning/ 5. https://www.wqa.org/ 6. https://ncert.nic.in/ 7. http://www.olabs.edu.in/ 8. http://chemcollective.org/activities/type\_page/1 9. http://www.presentingscience.com/vac/corrosion/index.htm 10. https://vlab.amrita.edu/index.php?sub=2&brch=190 ## Suggested Course Practical List: | Sr. No. | Practical Outcomes (PrOs) | Unit No. | |------------|----------------------------------------------------------------------------------------------------------------------------------------------------|------------| | 1 | Prepare a standard solution of oxalic acid or potassium permanganate. | 1 | | 2 | Prepare a solution of given concentration in terms of percentage weight by weight (% w/w) of a given compound. | 1 | | 3 | Prepare a solution of given concentration in terms of percentage volume by volume (% v/v) of a given compound. | 1 | | 4 | Prepare a solution of given concentration in terms of percentage weight by volume (% w/v) of a given compound. | 1 | | 5 | Determine the strength of the given sodium hydroxide solution by titrating against standard oxalic acid solution using phenolphthalein indicator. | 1 | | 6 | Standardize potassium permanganate solution by standard oxalic acid solution and estimate ferrous ions. | 2 | | 7 | Determine pH-Values of given samples of Solution by using Universal | 2 | ## GUJARAT TECHNOLOGICAL UNIVERSITY ## Program Name: Diploma in Engineering ## Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | | Indicator and pH-meter. | | |----|----------------------------------------------------------------------------------------------------------------------------------------------------|----| | 8 | Determine emf of an electrochemical cell (Daniel cell). | 2 | | 9 | Determine electrochemical equivalent of copper metal using Faraday's first law. | 2 | | 10 | Determine the rate of corrosion for different metals in the given solution. | 3 | | 11 | Determine the rate of corrosion for metal in the solutions of different ph. | 3 | | 12 | Estimate total hardness of given water sample using standard EDTA solution. | 4 | | 13 | Estimate alkalinity of given water sample using 0.01M sulphuric acid solution. | 4 | | 14 | Determine Total Dissolved Solid (TDS) and Total Suspended Solid (TSS) in a given sample of water. | 4 | | 15 | Determine the viscosity of the lubricating oil using a Redwood viscometer. | 6 | | 16 | Determine the Acid value of the given lubricating oil. | 6 | | 17 | Determine the Saponification value of the given lubricating oil. | 6 | | 18 | Determine flash point and fire point of the given lubricating oil using Pensky Martens/Cleveland open cup/Able's flashpoint apparatus. | 6 | | 19 | Prepare Polystyrene and Bakelite. (Anyone) | 7 | ## Note: - i. Practical Exercises of at least 28 Hrs . should be completed by the end of the term. - ii. More Practical Exercises can be designed and offered by the respective course teacher to develop the industry-relevant skills/outcomes to match the COs. The above table is only a suggestive list. - iii. The following are some sample 'Process' and 'Product' related skills (more may be added/deleted depending on the course) that occur in the above listed Practical Exercises of this course required which are embedded in the COs and ultimately the competency. | Sr. No. | Sample Performance Indicators for the PrOs | Weightage in % | Maximum Marks for PA/CA (I) | |-----------|-------------------------------------------------------------------------------------------------------------|--------------------------|---------------------------------| |  | 'Process' related skills | 'Process' related skills | 'Process' related skills | | 1. |  Prepare experimental setup accurately.  Handling of apparatus/glassware for precise measurements. | 20 | 4 | ## GUJARAT TECHNOLOGICAL UNIVERSITY ## Program Name: Diploma in Engineering ## Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry | 2. |  Practice and adapt good and safe measuring techniques.  Record observations correctly. | 20 | 4 | |-------|-------------------------------------------------------------------------------------------------|--------------------------|--------------------------| | 3. |  Housekeeping.  Observance /Follow safety rules. | 20 | 4 | |  | 'Product' related skills | 'Product' related skills | 'Product' related skills | | 4. |  Does Calculations.  Interpret the Results and their Conclusion/s. | 20 | 4 | | 5. |  Prepare report of practical in prescribed format.  Viva-voce. | 20 | 4 | | Total | Total | 100 | 20 | ## List of Laboratory Equipment's required: | No. | Equipment's / Instruments | Practical No. | |-------|--------------------------------------------------------------------------------------|-----------------------------------| | 1 | Electronic Weighing Balance / Digital Weighing Balance (OR Analytical Balance) | 1, 6, 7, 8, 11, 13, 14, 16 | | 2 | Hot plate with Magnetic stirrer | 3 | | 3 | Digital pH meter | 4, 8 | | 4 | Voltmeter | 5 | | 5 | 6 V Battery | 6 | | 6 | Ammeter | 6 | | 7 | Rheostat | 6 | | 8 | Dryer | 7, 8 | | 9 | Hot air oven | 11 | | 10 | Vacuum Pumps with glass filter | 11 | | 11 | Redwood viscometer No.1 | 12 | | 12 | Stop watch | 12 | | 13 | Pensky-Marten's apparatus OR Cleveland open cup OR Abel's flashpoint apparatus | 15 | ## Suggested Project List: 1. Prepare a model of an atom with the help of a ball and stick or of any other items. ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry 2. Prepare a PowerPoint animation that can explain the structure of an atom. 3. Prepare a chart showing (1) Atomic number (Z = e -= p + ) 1 to 30, (2) Name of the element, (3) Symbol, (4) Electronic configuration and (5) Condensed Electronic configuration of elements in tabular form. 4. Prepare a chart of the modern periodic table which gives information about the atomic number and mass number of different elements. 5. Prepare crystals of common salt from NaCl solution. 6. Form three groups of students in the class. Consider a hypothetical situation of exchanging/ sharing/giving of different items/belongings and demonstrate the type of ionic, covalent, and co-ordinate bonding amongst the students in a simulated situation. Present your findings. 7. Prepare a chart representing compounds and solutions which affect human life positively and negatively. 8. Classify the surrounding corrosion into dry corrosion and wet corrosion. 9. Collect different samples of utensils reinforced materials, iron, copper, brass, bronze, and other alloys. Place them in an open environment under tin shade. Observe the corrosive properties over a period of four weeks. Record your observations. Discuss the findings with your teacher and classmates. 10. Collect three metallic strips of Cu, Al and Fe. Place them in different acidic and alkaline solutions of the same concentration. Observe and record the loss in weight of metals due to an acidic and alkaline environment. Discuss the findings with your teacher and classmates. 11. Prepare a model to demonstrate the application of electrolysis. 12. Collect water samples from different water sources and measure the hardness of the water. 13. Collect the water sample from different sources of ground and surface water (at least five). Explore the new and simplest softening and water treatment methods by creating the different assemblies and manipulative techniques. ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry 14. Collect samples of petrol, kerosene, diesel, any edible oil, coconut oil. Find out the flash point and fire point, cloud point and pour point, and viscosity of the same. Compare the properties and justify their use in relevant applications. 15. Depending on the type of machinery, the load applied, speed of the machine, heat generated, etc., select the appropriate lubricant which can be applied to the machinery. Discuss with your teachers and classmates and present the same. 16. Make a table showing the availability of natural rubber in India and show places on the map of India. 17. Prepare a chart showing (1) name & formula of the Polymer, (2) name and formula of the Monomer/s used to prepare that polymer, (3) simple reaction equation for Preparation of polymer, (4) Properties in short and (5) Uses in tabular form. 18. Collect different polymers and prepare the chart/ PowerPoint based on their type, properties, and uses. 19. Classify Semiconductors with examples. Enlist Semiconductor Devices. Also collect Semiconductors. ## Suggested Activities for Students: 1. Prepare a Power point presentation or animation showing different atomic structures and different types of chemical bonds. 2. Calculate pH of acid solutions and base solutions having different concentrations. 3. Prepare a chart showing different methods used for the prevention of corrosion. 4. Enlist the formulae to solve the numericals based on hardness of water. Calculate the Molecular mass of salts responsible for hardness of water. Show calculations for some numericals based on hardness of water. ## GUJARAT TECHNOLOGICAL UNIVERSITY Program Name: Diploma in Engineering Level: Diploma Branch: Sem-1:Chemical Engineering/Textile Processing Technology Sem-2 :Instrumentation & Control/Textile Manufacturing/ Automation & Robotics/Printing Technology Course / Subject Code: DI01000161 Course / Subject Name: Basic Chemistry 5. Prepare a table showing the points of differences between organic compounds and inorganic compounds. 6. Do market survey of different types of lubricating oils and compare their physical properties and chemical properties. 7. Do library survey regarding polymers, synthetic rubbers, adhesives and semiconductors used in different industries. * * * * * * *