# Questions with detailed step by step solutions from Purification of Organic Compounds

##### Questions in Purification of Organic Compounds
1. Naphthalene can be purified by
2. In Lasagne's test, the organic compound is fused with sodium metal so as to
3. The violet colour in the Lasagne's test of sulphur is due to
4. The blue colour developed during the Lasagne's test for nitrogen is due to
5. Steam distillation is applied for the separation of those compounds which are
6. Two solids $A$ and $B$have appreciable different solubilities in water but their melting points are very close. The mixture of $A$ and $B$can be separated by
7. A compound has simplest formula $C{{H}_{2}}$. To which hydrocarbon series does it belong?
8. If Kjeldahl's method, $CuS{{O}_{4}}$ acts as
9. If empirical formula of an organic compound is $C{{H}_{2}}O$ and its $6\cdot 02\times {{10}^{23}}$ molecules weight 60 g, then it can be
10. Sublimation is a process where a solid