Which of these is a hypnotic
Options
(a) Metaldehyde (b) Acetaldehyde (c) Paraldehyde (d) None of these
Correct Answer:
Paraldehyde
Explanation:
No explanation available. Be the first to write the explanation for this […]
An acyl halide is formed when PCl₅ reacts with an
Options
(a) amide (b) ester (c) acid (d) alcohol
Correct Answer:
acid
Explanation:
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Oxidation of acetaldehyde with selenium dioxide produces
Options
(a) glyoxal (b) oxalic acid (c) ethanoic acid (d) methanoic acid
Correct Answer:
glyoxal
Explanation:
No explanation available. Be the first to write the explanation […]
At higher temperature,iodoform reaction is given by
Options
(a) CH₃CO₂CH₃ (b) CH₃CO₂C₂H₅ (c) C₆H₅CO₂CH₃ (d) CH₃CO₂C₆H₅
Correct Answer:
CH₃CO₂C₂H₅
Explanation:
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Which of the following is a mixed ketone
Options
(a) Benzophenone (b) 3-Pentanone (c) Butanone (d) Acetophenone
Correct Answer:
Acetophenone
Explanation:
No explanation available. Be the first to write the explanation for this […]
Clemmensen reduction of a keton is carried out in the presence of which of the following
Options
(a) Glycol with KOH (b) Zn-Hg with HCl (c) LiAlH₄ (d) H₂ and pt as catalyst
CO₂ is liberated on adding sodium carbonate to a carboxylic acid.The carbon of CO₂ comes from
Options
(a) carboxylic group (b) carbonate (c) alkyl group (d) methyl
Correct Answer:
carbonate
Explanation:
No explanation […]
The intermediate formed in aldol condensation is
Options
(a) aldol (b) carbanion (c) alcohol (d) α-hydrogen ester
Correct Answer:
carbanion
Explanation:
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Pyruvic acid is obtained by
Options
(a) oxidation of formaldehyde cyanohydrin (b) oxidation of acetaldehyde cyanohydrin (c) oxidation of benzaldehyde cyanohydrin (d) oxidation of acetone cyanohydrin
Correct Answer:
oxidation of acetaldehyde cyanohydrin
Explanation: […]
The silver salt of a fatty acid on refluxing with an alkyl halide gives an
Options
(a) acid (b) ester (c) ether (d) amine
Correct Answer:
ester
Explanation:
No explanation available. Be the […]
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