Applied Chemistry — Summer 2024

Define the followings: Mole Fraction, Normality and Molarity

What is Osmotic pressure? Write the applications of osmotic pressure?

Show that Elevation of Boiling point is colligative properties. How to molecular mass of a substance is calculated using Elevation of Boiling point? Write importance of the Elevation of Boiling point

Summarize the importance of Electron displacement effect.

Define: Specific rotation, Optical activity, Diasteromer and Enantiomer.

Explain the R, S System for Asymmetric Molecules and E, Z System for Geometrical Isomers.

Give the type of organic reactions and discuss Nucleophilic aromatic substitution reaction (SN1).

Define degree of freedom, component and phase

Derive Gibbs phase rule thermodynamically

Explain the Molecular Orbital Theory and discuss it salient features with suitable examples.

Describe Heisenberg Uncertainty Principle

Discuss the SP3 hybridization with suitable examples.

Outline the phase diagram of the one component system and explain its salient features.

Distinguish the order of reaction and molecularity

Enthalpy of combustion of carbon to carbon dioxide is –393.5 J/mol. Calculate the heat released upon formation of 22 g of CO from carbon and oxygen gas.2

What is the half-life period of a reaction? Derive the equation for first order reaction.

Explain the followings by taking suitable examples.

Internal Energy and ii) Endothermic reaction.

Afirst order reaction is 10% completed in 20 minutes. How long will it take to be 70% complete?

Explain mathematical expression for the rate constant of the second order reaction.

Write a short note on the Nano Composites.

Write down the properties and uses of ceramics.

Explain the principle, instrumentation and applications of TEM.

Write down the properties and uses of Zeolites.

Explain the principles of Florescence spectroscopy

Explain the principle, instrumentation and applications of NMR.