The ease of dehydrohalogen of alkyl halide with alcoholic KOH is
1. 3º > 2º > 1º
2. 3º < 2º < 1º
3. 3º > 2º < 1º
4. 3º < 2º > 1º
The increasing order of hydrolysis of the following compounds:

1. (i)<(iii)<(ii)
2. (ii)<(iii)<(i)
3. (ii)<(i)<(iii)
4. (i)<(ii)<(iii)
Read the following road map carefully
(1) Both the ethers obtained by the two routes have opposite but equal optical rotation.
(2) One of the ether is obtained as a racemic mixture.
(3) Step II & III both are SN2 reaction and both have inversion.
(4) Step II has inversion but step III has retention.
Which of the following statement is correct
| (1) | |
| (2) | |
| (3) | |
| (4) |
Product is
(1) CH3 – CH2 – S – CH2 – CH2 – OH
(2) CH3 – CH2 – O – CH2 – CH2 – OH
(3)
(4)
A diol compound with the structure shown below is treated with acid (H⁺) to give product A.
Identify the correct structure of product A.
| 1. | |
| 2. | ![]() |
| 3. | |
| 4. | None of the above . |