Physical And Inorganic Chemistry — Summer 2021

Enlist the types of chemical bond with suitable examples.

Define the Endothermic and Exothermic reaction with example.

Develop the rate expression for First order reaction.

Define the term: Phase, Degree of freedom, Triple point.

Discover Hof the reaction, C + 2H  CH from the following (S) 2(g) 4(g) data:

C + O  CO H = -393.7 KJ (S) 2(g) 2(g) ii) H + ½ O  H O H = -285.7 KJ 2(g) 2(g) 2 (l) iii) CH + 2O  CO + 2H O H = -890.3 KJ 4(g) 2(g) 2(g) 2 (l)

What do you understand by reduced phase rule? Construct a neat phase diagram of zinc-cadmium eutectic system and discuss its salient features.

Explain the Hess’s Law of constant heat summation and its application.

Make use of Standard Hydrogen Electrode with diagram.

Find the pH of a buffer solution containing 0.20 mole per litre CH COONa and 0.15 mole per litre CH COOH. Kfor acetic acid is 1.8 3 3 a × 10-5.

Develop Handerson – Hasselbatch equation for buffer solutions.

Give the unit of rate constant for first, second and third order reaction.

Discuss Pseudo-order reaction with example..

Describe any one method for extraction of aluminum from its ore.

Differentiate between Nuclear fission & Nuclear fusion reaction.

Write the important properties of steel.

What is a nuclear reactor? With a neat diagram of light – water reactor, describe its main parts briefly.

Describe the process of ore dressing by Froth flotation.

Write a note on radioactive decay.

Explain the method of detection and measurement of radioactivity.

Write the precautions during the storage of explosives.

Discuss the method of preparation and uses of explosives.

What is adsorption spectroscopy? Derive Lambert’s-Beer’s law related equations in detail and state its limitation.1

Define the term: Order of a reaction, Molecularity of a reaction.

What is the basic principle used in conductometry titration? Briefly discuss any two of its applications.

What is chromatography? Explain HPLC in detail with neat and well labeled diagram.