A compound A, when reacted with PCl5 and then with ammonia, gave B. B, when treated with bromine and caustic potash, produced C. C on treatment with NaNO2 and HCl at C and on boiling produced ortho-cresol. Compound A is:
1. | o-Toluic acid | 2. | o-Chlorotoluene |
3. | o-Bromotoluene | 4. | m-Toluic acid |
Bee, red ant, and wasp sting contains:
1. Formaline
2. Formic acid
3. Acetic acid
4. Formaldehyde
A distinctive and characteristic functional group in a fat is :
1. | Keto group | 2. | Ester group |
3. | Amine group | 4. | None of the above |
What is the reverse of esterification called?
1. Acidolysis
2. trans-Esterification
3. Hydrolysis
4. Neutralization
Amides can be converted into amines by:
1. Perkin reaction
2. Claisen reaction
3. Hofmann reaction
4. Kekule reaction
One mole of Grignard reagent reacts with the acid chlorides to give
1. Esters
2. Ethers
3. Ketone
4. None of the above
When reduced with LiAlH4, which compound produces two alcohols?
1. CH3COOCH3
2. CH3CO-O-OC2H5
3. CH3COCH3
4. CH3CHO
Vanillin, used as a flavouring agent, is:
1. An Aliphatic alcohol
2. An Aromatic aldehyde
3. A Hydrocarbon
4. A Carbohydrate
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Benzaldehyde cannot be prepared by:
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