Qualitative and Quantitative Analysis of Organic Compounds - Conceptual Questions

1. Explain Lassaigne method

2. Explain the following methods of quantitative analysis
i. Leibig’s method
ii. Duma’smethod
iii. Kjedahl’s method
iv. carius method
v. Carius method for halogen estimation
vi. Iodine method
vii. Ignition method

3. Explain the following methods of molecular weight determination
i. Cryoscopic method
ii. ebullioscopic method
iii. Silver salt method
iv. Platinum salt method
v. Volumetric method
vi. Victor Meyer method

4. Give the tests used for identifying the following groups.
a. carboxylic group
b. alcoholic group
c. Phenolic group
d. Carbonyl group
e. Ester group
f. Amide group


5. Explain the following methods for identifying functional groups.
i. Brady’s test
ii. Tollen’s test (Silver mirror test)
iii. Iodoform test
iv. Hydrolysis test
v. Bromine test
vi. Baeyer’s test