is converted to by
(i) | (ii) | (iii) | |
1. | CH3 – MgI, H3O+ | H2SO4, ∆ | HBr, R2O2 |
2. | CH3 – MgI, H3O+ | H2SO4, ∆ | HBr |
3. | CH3 – MgI, H3O+ | HBr | |
4. | HBr, R2O2 | CH3 – MgI, H3O+ |
A compound that can be reduced to the corresponding hydrocarbon by Zn-Hg/ conc. HCl is:
1. Butan-2-one
2. Acetic acid
3. Acetamide
4. Ethyl acetate
Alkaline hydrolysis of 'A' gives a compound (B) . 'B' on heating with NaOH and produces a yellow precipitate of .The compound (B) is:
1. | 2. | ||
3. | 4. |
The correct statement among the following about HCOOH is:
1. It is a stronger acid than CH3COOH
2. It reduces Tollen’s reagent
3. It gives CO and H2O on heating with conc.H2SO4
4. All of the above
The most reactive compound towards the nucleophilic addition reaction is:
1. | Benzaldehyde | 2. | p-Tolualdehyde |
3. | p-Nitrobenzaldehyde | 4. | Acetophenone |
The nucleophilic addition reaction will be most favored among the given compounds 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 compound on hydrolysis of 50% aqueous sodium hydroxide that produces the corresponding alcohol and acid is:
1.
2.
3.
4.
In a basic medium, acetophenone yields a stable compound A with C2H5ONa.
The structure of A is:
1. | 2. | ||
3. | 4. |
The Clemmensen reduction of a ketone is carried out in the presence of:
1. - with
2.
3. and as a catalyst
4. Glycol with