Purification Of Organic Compounds QUESTIONS AND ANSWERS

IIT JEE : Purification Of Organic Compounds QUESTIONS AND ANSWERS :: part1 : 11 to 15

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

11.The formation of violet colour when sodium nitroprusside is added to sodium extract indicates the presence of

Nitrogen

Sulphur

Oxygen

Halogens.

12.The Beilsteins test is a rapid test used for organic compounds to detect

Phosphorus

Sulphur

Halogens

Nitrogen.

13.When a solid vapourize directly without melting, the process is called

Evaporation

Sedimentation

Saponification

Sublimation.

14.In paper chromatography,

the mobile phase is a liquid and the stationary phase is a solid

the mobile phase is a solid and the stationary phase is a liquid

both phases are liquids

both phases are solids.

15.A mixture of benzoic acid and naphthalene can be separated by crystallization from

Hot water

Cold water

Benzene

Ether.

More Purification Of Organic Compounds QUESTIONS AND ANSWERS available in next pages

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