HVZ reaction cannot be given by:
1. | Butyric acid | 2. | Acetic acid |
3. | Benzoic acid | 4. | Phenylacetic acid |
Which of the following acids is the strongest?
1. CH3COOH
2. C6H5COOH
3. C6H5OH
4. C2H5COOH
The most reactive compound towards the nucleophilic addition reaction is:
1. | Benzaldehyde | 2. | p-Tolualdehyde |
3. | p-Nitrobenzaldehyde | 4. | Acetophenone |
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. |
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
What is the name of a reagent that reacts with both acetaldehyde and ketone?
1. Ammoniacal AgNO3
2. Rochelle salt
3. 2,4-Dinitrophenylhydrazine
4. All of the above
What is the structural difference between an aldehyde and a ketone?
1. -H-atom
2. H-atom combined with carbonyl group
3. OH and carbonyl group
4. None of the above
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+ |
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 nucleophilic addition reaction will be most favored among the given compounds is:
1.
2.
3.
4.