IIT JEE Questions And Answers :: Purification Of Organic Compounds: part1



IIT JEE : Purification Of Organic Compounds QUESTIONS AND ANSWERS :: part1 : 1 to 5

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2014 examinations :

1.A substance which decomposes below it s boiling point can be best purified by

Simple distillation
Steam distillation
Fractional distillation
Distillation under reduced pressure.

2.0.1914g of a monobasic organic acid is dissolved in about 20 mL of water 25 mL of 0.12 M NaOH is required for complete neutralization of the acid solution. The molar mass of the acid is

65.0
64.0
62.5
63.8.

3.The boiling point of a compound does not depend upon

Solubility of the compound in water
Hydrogen bonding
Size of molecules
Polarity of the molecule.

4.A mixture of camphor and benzoic acid can be separated by which of the following technique?

Chemical methods
Sublimation
Fractional distillation
Extraction with a solvent.

5.A mixture of acetone and methanol can be separated by

Vacuum distillation
Steam distillation
Fractional distillation
Simple distillation.

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

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