An aldehyde can undergo the aldol condensation having
An aldehyde can undergo the aldol condensation having
Options
(a) at least one alpha H-atom (b) an aromatic ring (c) at least one beta H-atom (d) no alpha H-atom
Correct Answer:
at least […]
Chemistry
A mixture of calcium acetate and calcium benzoate on dry distillation gives
A mixture of calcium acetate and calcium benzoate on dry distillation gives
Options
(a) benzophenone (b) acetaldehyde (c) benzaldehyde (d) acetophenone
Correct Answer:
acetophenone
Explanation:
No explanation available. Be the first to write […]
Schiff’s reagent is
Schiff’s reagent is
Options
(a) alkaline CuSO₄ stabilised by Rochelle salt (b) ammoniacal silver nitrate (c) rosaniline solution in water decolourised by SO₂ (d) resorcinol solution in dilute HClO₂
Correct Answer:
rosaniline solution […]
Which of the following compounds is formed when benzamide is heated with
Which of the following compounds is formed when benzamide is heated with phosphorus pentaoxide
Options
(a) Benzonitrile (b) Benzene (c) BrBomobenzene (d) Aniline
Correct Answer:
Benzonitrile
Explanation:
No explanation available. Be the first […]
Urea reacts with nitrous acid to give
Urea reacts with nitrous acid to give
Options
(a) N₂ + H₂ (b) N₂ (c) NH₂ (d) H₂
Correct Answer:
N₂
Explanation:
No explanation available. Be the first to write the explanation […]
Tollen’s test can be used to distinguish
Tollen’s test can be used to distinguish
Options
(a) propionaldehyde and acetone (b) propanol and propionic acid (c) propene and iso-butene (d) iso-propanol and propanol
Correct Answer:
propionaldehyde and acetone
Explanation:
Propionaldehyde (propanal) […]
The compound that gives both iodoform and Fehling’s tests is
The compound that gives both iodoform and Fehling’s tests is
Options
(a) ethanol (b) propanone (c) 2-butanol (d) ethanal
Correct Answer:
ethanal
Explanation:
No explanation available. Be the first to write the explanation […]
Formation of methyl tertiary butyl ether by the reaction of sodium tertiary
Formation of methyl tertiary butyl ether by the reaction of sodium tertiary butoxide and methyl bromide involves
Options
(a) elimination reaction (b) electrophilic addition reaction (c) nucleophilic addition reaction (d) nucleophilic substitution reaction
The carboxylic acid of least strength among the following is
The carboxylic acid of least strength among the following is
Options
(a) p-nitrobenzoic acid (b) p-methylbenzoic acid (c) p-chlorobenzoic acid (d) p-methoxybenzoic acid
Correct Answer:
p-methoxybenzoic acid
Explanation:
No explanation available. Be the […]
Which is most reactive of the following
Which is most reactive of the following
Options
(a) Ethyl acetate (b) Acetic anhydride (c) Acetamide (d) Acetyl chloride
Correct Answer:
Acetyl chloride
Explanation:
The order of reactivity of acid derivatives toward different […]