Chemistry
Grade-8
Easy
Question
Match the entries of Column A with those of Column B.
| Column A |
Column B |
| (a) Fractional distillation |
(i) purification of aniline |
| (b) Steam distillation |
(ii) Purification of glycerine |
| (c) Vacuum distillation |
(iii) Benzene and ether |
| (d) Separating funnel |
(iv) Methanol and ethanol |
- (a) – (ii), (b) – (iv), (c) – (i), (d) – (iii)
- (a) – (iv), (b) – (i), (c) – (ii), (d) – (iii)
- (a) – (iv), (b) – (i), (c) – (iii), (d) – (ii)
- (a) – (i), (b) – (iv), (c) – (ii), (d) – (iii)
Hint:
Follow the principles of all separating techniques.
The correct answer is: (a) – (iv), (b) – (i), (c) – (ii), (d) – (iii)
(a) Fractional distillation - (iv) methanol and ethanol
(b) Steam distillation - (i) purification of aniline
(c) Vacuum distillation - (ii) purification of glycerine
(d) Separating funnel - (iii) benzene and ether
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