BSC 2nd Year Chemistry Question Papers. We covered all the BSC 2nd Year Chemistry Question Papers MCQs in this post for free so that you can practice well for the exam.
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BSC 2nd Year Chemistry Objective Question Papers for Students
2-Methyl propanal is prepared by Stephen’s reaction from the nitrile derivative of
(A) Isopropyl chloride
(B) Isobutyl bromide
(C) Isobutane
(D) n-Propane
Option a – Isopropyl chloride
Dibenzyl cadmium on treatment with ethanoyl chloride gives
(A) Methyl phenyl ketone
(B) 1-Phenyl propanone
(C) Phenyl acetone
(D) Benzene carbaldehyde
Option c – Phenyl acetone
The product of electrophilic substitution reaction between benzene and propanoyl chloride is
(A) Benzophenone
(B) 2-Phenyl ethanal
(C) 1-Phenyl propan-1-one
(D) 1-Phenyl propan-2-one
Option c – 1-Phenyl propan-1-one
Methyl phenyl ketone is prepared by Friedel-Crafts reaction from
(A) Benzene and acetophenone
(B) Benzene and ethanoyl chloride
(C) Benzene and bromobenzene
(D) Benzene and benzoyl chloride
Option b – Benzene and ethanoyl chloride
Diphenyl ketone is obtained by Friedel-Craft reaction from
(A) Benzene and benzoyl chloride
(B) Benzene and acetyl chloride
(C) Benzene and chlorobenzene
(D) Benzene and benzophenone
Option a – Benzene and benzoyl chloride
Which of the following on hydration does not produce butanone?
(A) Propyne
(B) Ethyl acetylene
(C) Dimethyl acetylene
(D) But-2-yne
Option a – Propyne
Benzene on acetylation gives
(A) Methyl benzene
(B) Methoxy benzene
(C) Phenyl ethanone
(D) Benzaldehyde
Option c – Phenyl ethanone
By stephen’s reaction, alkanals are prepared from
(a) Carboxyic acids
(b) Esters
(c) Aromatic Compound
(d) Alkane nitriles
Option d – Alkane nitriles
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