α-D-glucose and β-D-glucose are
Options
(a) epimers (b) anomers (c) enantiomers (d) diastereomers
Correct Answer:
anomers
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting […]
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 […]
Ethyl benzoate can be prepared from benzoic acid by using
Options
(a) ethyl alcohol (b) ethyl alcohol and dry HCl (c) ethyl chloride (d) sodium ethoxide
Correct Answer:
ethyl alcohol and dry HCl
When sodium benzoate reacts with sodalime what is produced
Options
(a) Benzene (b) Toluene (c) Xylene (d) None
Correct Answer:
Benzene
Explanation:
No explanation available. Be the first to write the explanation […]
When ethanol is subjected to dehydration in presence of H₂SO₄, the intermediate formed is a
Options
(a) carbonium ion (b) carbanion (c) radical (d) carbene
Correct Answer:
carbonium ion
Explanation:
No explanation available. […]
Which of the following statements is not true about alcohols
Options
(a) Lower alcohols have fiery taste and strong smell (b) As molecular mass increases the boiling point increases (c) Lower alcohols are […]
When ethyl iodide and propyl iodide react with Na in the presence of ether, they form
Options
(a) three alkanes (b) two alkanes (c) one alkanes (d) four alkanes
Correct Answer:
three […]
Replacement of Cl of chlorobenzene to give phenol requires drastic conditions. But chlorine of 2,4-dinitro-chlorobenzene is readily replaced because
Options
(a) NO₂ denotes e⁻ at meta-position (b) NO₂ withdraws e⁻ from ortho/para positions […]
Which of the following coordination compounds would exhibit optical isomerism
Options
(a) Pentaamminenitrocobalt (III) iodide (b) Diamminedichloroplatinum(II) (c) Trans-dicyanobis(ethylenediamine) chromium(III) chloride (d) Tris-(ethylenediamine)cobalt(III) bromide
Correct Answer:
Tris-(ethylenediamine)cobalt(III) bromide
Explanation:
No explanation available. Be […]
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