An ester is boiled with KOH. The product is cooled and acidified with conc. HCl. A white crystalline acid separates. The ester is
1. methyl acetate
2. ethyl acetate
3. ethyl formate
4. ethyl benzoate
The compound which on reduction with gives two diffrent alcohols:
1.
2.
3.
4.
Lacrymator or tear gas is:
1. C6H5COCl
2. C6H5OC6H5
3. C6H5COCH2Cl
4. C6H5COCH3
Amongst the following carboxylic acids the strongest acid is:
1. benzoic acid
2. 0-methoxybenzoic acid
3. m-nitrobenzoic acid
4. p-nitrobenzoic acid
In the following reaction:
The structure of the major product 'X' is
(1)
(2)
(3)
(4)
A B;B is
(1)
(2)
(3)
(4)
Which acid deravative is most reactive towards nucleophilic substitution reaction?
1. CH3COCl
2. (CH3CO)2O
3. CH3COOC2H5
4. CH3CONH2
In which of the following compounds O18 exchange can be observed on keeping it in H2O18
(1) | |
(2) | |
(3) | |
(4) |
In the given reaction, the number of isomeric products formed is–
(1) 1
(2) 2
(3) 3
(4) 4