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Estimation of non nutritive sweeteners
5. investigate an unknown compound 6. perform corrosion related experiments
List of Experiments
1. pH in given sample 2. Electrical conductivity and Total Dissolved Solids (TDS). 3. Total solids and settable solids present in given sample 4. Alkalinity in given sample 5. Acidity in given sample 6. Turbidity and optimum coagulant dose of a sample from jar test experiment 7. Hardness in given sample 8. Chlorides in given sample 9. Dissolved Oxygen (DO) and Bio-chemical Oxygen Demand (BOD) for given sample 10. Chemical Oxygen Demand (COD) 11. Sulphates present in sample 12. Estimation of iron in water sample by spectrophotometry 13. Estimation of copper in an alloy 14. Determination of percentage of nickel in an alloy 15. Evaluation of corrosion inhibition by weight loss method 16. Measurement of electrode potentials of metals/alloys
Text Books:
1. Jain and Jain “Engineering Chemistry” 16th Edition, Dhanpat Rai Publishing Company, NewDelhi, 2017 2. Elias, A. J., A Collection of Interesting General Chemistry Experiments, Revised Edition, Universities Press, 2007
20CH2001 Complementary Chemistry
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Course Objectives:
Enable the student to 1. understand the basic concepts in chemistry 2. realize the importance of atomic structure and chemical bonding 3. learn the physical properties of liquids and colloids
Course Outcomes:
The student will be able to 1. realize the importance of acids and bases 2. summarize the importance of the atomic structure 3. understand the theories of chemical bonding 4. learn the physical properties of liquid 5. understand the basics of surface chemistry 6. recognize the importance of colloids in forensic science
Unit 1: Fundamental Concepts in Chemistry (9 Hours)
Atomic mass - Molecular mass - Mole concept – Molar volume - Oxidation and reduction – Oxidation number and valency - Equivalent mass. Methods of expressing concentration: Concept of Equilibrium: Acids and Bases - Arrhenius, Lowry-Bronsted and Lewis theories. Ionic product of water - pH and pOH, Strengths of acids and bases - Ka and Kb, pKa and pKb. Electrode potential – Electrochemical series Buffer solution. Preparation of buffer solution having a known pH. Solvation, solubility, solubility product, common ion effect and their applications.
Unit 2: Atomic Structure (9 Hours)
Bohrs’s theory, atomic spectrum of hydrogen atom, Sommerfield's atomic models, de Broglie equation, Heisenberg’s Uncertainty Principle and its significance, ScHoursödinger’s wave equation. Quantum numbers, Atomic orbitals; shapes, radial and angular probability diagrams of s, p and d orbitals. Pauli's exclusion principle, Hund's rule, Aufbau principle and its limitations. Orbital energy with atomic number.
