CSIR NET Chemical science Questions.
What is the principle behind the determination of the molecular weight of a polymer using gel permeation chromatography?
Explain the mechanism of the Diels-Alder reaction with the help of suitable examples.
Write a short note on the importance of steric effects in organic reactions.
Discuss the factors that influence the rate of a chemical reaction.
How does the use of ligands affect the stability of metal complexes? Provide suitable examples to support your answer.
What is the difference between a homogeneous and heterogeneous catalyst? Give examples of each.
Explain the principle of NMR spectroscopy and its applications in organic chemistry.
Describe the various types of isomerism that can occur in organic molecules.
Discuss the mechanisms of acid-catalyzed and base-catalyzed hydrolysis of esters.
What is the role of surfactants in emulsion polymerization?
Explain the factors that affect the selectivity of a chemical reaction.
What is the mechanism of the Grignard reaction and how is it useful in organic synthesis?
Discuss the applications of UV-Visible spectroscopy in chemical analysis.
What is the difference between adsorption and absorption? Explain with examples.
Describe the mechanism of the Wittig reaction and its applications in organic synthesis.
Discuss the role of enzymes in catalysis and provide examples of enzyme-catalyzed reactions.
Explain the concept of chirality and its significance in organic chemistry.
What is the difference between a Lewis acid and a Lewis base? Provide examples of each.
Discuss the principles and applications of mass spectrometry in chemical analysis.
What is the role of reagents such as DIBAL-H and LAH in organic synthesis?
Explain the different types of bonding in solids and their properties.
Discuss the various types of polymerization reactions and their applications.
What is the mechanism of the Heck reaction and how is it useful in organic synthesis?
Explain the principles and applications of infrared spectroscopy in chemical analysis.
Discuss the different types of electrodes used in electrochemical cells and their properties.
What is the mechanism of the Birch reduction and its applications in organic synthesis?
Explain the factors that affect the stability of organic compounds.
Discuss the role of catalysts in chemical reactions and provide examples of catalytic reactions.
What is the mechanism of the Swern oxidation and its applications in organic synthesis?
Describe the principles and applications of X-ray diffraction in chemical analysis.
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