An acid that forms an anhydride (X) on heating and an acid imide (Y) on strong heating with ammonia is:
1. | 2. | ||
3. | 4. |
The reactant 'A' in the below-mentioned reaction is:
1. | Benzoyl chloride | 2. | Toluene |
3. | Acetophenone | 4. | Benzoic acid |
A yellow precipitate with iodine and alkali is given by:
(i). Methyl acetate
(ii). Acetamide
(iii). 2-Hydroxypropane
(iv). Acetophenone
1. (i), and (ii)
2. (ii), and (iii)
3. (iii), and (iv)
4. (iv), and (i)
Consider the following reaction:
The product 'A' is:
1.
2.
3.
4.
Match the compounds given in List -I with their characteristic reactions given in List -II. Select the correct option.
List – I (Compounds) | List – II (Reactions) | ||
(a) | CH3CH2CH2CH2NH2 | (i) | Alkaline hydrolysis |
(b) | CH3C≡CH | (ii) | With KOH (alcohol) and CHCl3 produce a bad smell. |
(c) | CH3CH2COOCH3 | (iii) | Gives white ppt. with ammoniacal AgNO3 |
(d) | CH3CH(OH)CH3 | (iv) | With Lucas' reagent cloudiness appears after 5 minutes. |
Options :
(a) | (b) | (c) | (d) | |
1. | (iii) | (ii) | (i) | (iv) |
2. | (ii) | (iii) | (i) | (iv) |
3. | (iv) | (ii) | (iii) | (i) |
4. | (ii) | (i) | (iv) | (iii) |
The correct order of reactivity of phenyl magnesium bromide (PhMgBr) with the following
compounds will be:
I | II | III |
1. I > II > III
2. III > II > I
3. II > I > III
4. I > III > II
Ethyl benzoate can be prepared from benzoic acid by using:
1. Propyl alcohol
2. Ethyl alcohol and dry HCl
3. Ethyl chloride
4. Sodium ethoxide
RCHO and NH2NH2 react with each other in an acidic medium. The product obtained is:
1. RCON3
2. RCH=NH
3. RCH2NH2
4. RCH=NNH2
Reduction by LiAlH4 of hydrolyzed product of an ester gives:
1. Two alcohols
2. Two aldehyde
3. One acid and one alcohol
4. Two acids
The compound that does not give an iodoform test is:
1. 3-Pentanone
2. 2-Pentanone
3. Ethanol
4. Ethanal