Which is used in the preparation of azo-dyes
Options
(a) Nitrobenzene (b) Aniline (c) Benzaldehyde (d) Chlorobenzene
Correct Answer:
Aniline
Explanation:
No explanation available. Be the first to write the explanation for this […]
Acetanilide can be prepared,from aniline with
Options
(a) ethanol (b) acetaldehyde (c) acetone (d) acetic anhydride
Correct Answer:
acetic anhydride
Explanation:
No explanation available. Be the first to write the explanation for this […]
Nitroethane can exhibit one of the following kind of isomerism
Options
(a) metamerism (b) optical activity (c) tautomerism (d) position isomerism
Correct Answer:
tautomerism
Explanation:
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C₃H₉N cannot represent
Options
(a) 1⁰ amine (b) 2⁰ amine (c) 3⁰ amine (d) quaternary ammonium salt
Correct Answer:
quaternary ammonium salt
Explanation:
Quaternary ammonium salt, as it carries a positive charge over […]
The hybridised state of N in R₂NH is
Options
(a) sp (b) sp³ (c) dsp² (d) sp²
Correct Answer:
sp³
Explanation:
No explanation available. Be the first to write the explanation for this […]
Nitro alkanes are formed with the help of
Options
(a) Ag(OH)₂ (b) AgO (c) AgNO₃ (d) AgNO₂
Correct Answer:
AgNO₂
Explanation:
No explanation available. Be the first to write the explanation for this […]
Nitrobenzene, on nitration,produces
Options
(a) trinitrobenzene (b) m-dinitrobenzene (c) p-dinitrobenzene (d) all of these
Correct Answer:
m-dinitrobenzene
Explanation:
No explanation available. Be the first to write the explanation for this question by […]
Which of the suggested tests can be used to differentiate the given compounds
Options
(a) 1⁰ and 2⁰ amine(carbylamine test) (b) CH₃CHO and CH₃CH₂CHO(Tollen’s test) (c) CH₃OH and CH₃CH₂OH(Lucas test) (d) CH₃COCH₃ and […]
p-Nitrobromobenzene can be converted to p-nitroaniline by using NaNH₂.The reaction proceeds through the intermediate named
Options
(a) carbocation (b) carbanion (c) benzyne (d) dianion
Correct Answer:
benzyne
Explanation:
No explanation available. Be the […]
Acetylation of a secondary amine in alkaline medium yields
Options
(a) N,N-dialkyl acetamide (b) N,N-dialkyl amine (c) N,N-dialkyl amide (d) Acetyl dialkyl amine
Correct Answer:
N,N-dialkyl acetamide
Explanation:
No explanation available. Be the […]
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