Which of the following statements about primary amines is false
Options
(a) Alkyl amines are stronger bases than aryl amines (b) Alkyl amines react with nitrous acid to produce alcohols (c) Aryl amines […]
Which of the following reagents can be used to convert primary amides into primary amines containing the same number of carbon atoms
Options
(a) Br₂ + NaOH (b) LiAlH₄ (c) Sn + HCl […]
Electrolytic reduction of nitrobenzene in weakly acidic medium gives
Options
(a) N-phenylhydroxylamine (b) nitrosobenzene (c) aniline (d) p-hydroxyaniline
Correct Answer:
p-hydroxyaniline
Explanation:
No explanation available. Be the first to write the explanation for […]
In Gabriel phthalimide synthesis, the compound obtained is
Options
(a) p-amine (b) p-alcohol (c) sec-amine (d) amino alcohol
Correct Answer:
p-amine
Explanation:
No explanation available. Be the first to write the explanation for […]
The compound obtained by heating a mixture of ethyl amine and chloroform with ethanolic potassium hydroxide (KOH) is
Options
(a) an amide (b) an amide and nitro compound (c) an ethyl isocyanide (d) […]
N₂ gas will not be evolved upon reaction of HNO₂ with which of the following amines
Options
(a) 1⁰ (b) 2⁰ (c) 3⁰ (d) Both (2⁰) and (3⁰)
Correct Answer:
Both (2⁰) and […]
The action of nitrous acid on an aliphatic primary amine,gives
Options
(a) secondary amine (b) nitro alkane (c) alcohol (d) alkyl nitrite
Correct Answer:
alcohol
Explanation:
No explanation available. Be the first to […]
Aniline reacts with which of these to form Schiff base
Options
(a) Acetic acid (b) Benzaldehyde (c) Acetone (d) NH₃
Correct Answer:
Benzaldehyde
Explanation:
No explanation available. Be the first to write the […]
Best method to form aromatic iodide is
Options
(a) ArN₂⁺ + HI → (b) RNH₂ + I₂ → (c) ArN₂⁺ + KI → (d) ArN₂⁺ + PI₃ →
Correct Answer:
ArN₂⁺ + KI […]
The bad smelling substance, formed by the action of alcoholic caustic potash on chloroform and aniline, is
Options
(a) nitrobenzene (b) phenyl isocyanate (c) phenyl isocyanide (d) phenyl cyanide
Correct Answer:
phenyl isocyanide
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