The example of a nucleophilic substitution reaction among the following is:
1. | |
2. | |
3. | |
4. |
The compound that is most susceptible to a nucleophilic attack in the carbonyl group is:
1.
2.
3.
4.
1. | \(CH_2Br - CHBr - COOH\) |
2. | |
3. | \({CH}_{2}{Br}{-}{CH}_{2}{-}{COBr}\) |
4. |
In a basic medium, acetophenone yields a stable compound A with C2H5ONa.
The structure of A is:
1. | 2. | ||
3. | 4. |
Reduction of aldehydes and ketones into hydrocarbons using amalgam and conc. HCl is called:
1. Clemmensen reduction
2. Cope reduction
3. Dow reduction
4. Wolff-Kishner reduction
A compound with the molecular formula C5H10 that yields acetone on ozonolysis is:
1. 2-Methyl-2-butene
2. 2-Methyl-1-butene
3. Cyclopentane
4. 3-Methyl-1-butene
The compound on hydrolysis of 50% aqueous sodium hydroxide that produces the corresponding alcohol and acid is:
1.
2.
3.
4.
Consider the following compounds:
(i) | C6H5COCl | (ii) | |
(iii) | (iv) |
What is the correct decreasing order of their reactivity towards hydrolysis?
1. (ii) > (iv) > (iii) > (i)
2. (i) > (ii) > (iii) > (iv)
3. (iv) > (ii) > (i) > (iii)
4. (ii) > (iv) > (i) > (iii)
The product formed in aldol condensation is:
1. | A \(\beta\)-hydroxy acid |
2. | A \(\beta\)-hydroxy aldehyde or a \(\beta\)-hydroxy ketone |
3. | An \(\alpha\)-hydroxy aldehyde or ketone |
4. | An \(\alpha\)-\(\beta\) unsaturated ester |