CSIR Net Previous Year Question Paper Chemistry. We covered all the CSIR Net Previous Year Question Paper Chemistry MCQs in this post for free so that you can practice well for the exam.
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CSIR Net Previous Year Objective Question Paper Chemistry for Students
The oxidation product of pentan-2-ol is
(A) Valeraldehyde
(B) Diethyl ketone
(C) Methyl n-propyl ketone
(D) Pentan-3-one
Option c – Methyl n-propyl ketone
Alkanal is obtained by ozonolysis of
(A) Alkene
(B) Alkane
(C) Aldehyde
(D) Ether
Option a – Alkene
Propanone is obtained by the decomposition of ozonide of
(A) Isobutylene
(B) 2-Methyl but-2-ene
(C) 3,4-Dimethyl hex-3-ene
(D) 2,3-Dimethyl but-2-ene
Option d – 2,3-Dimethyl but-2-ene
Ethanal is prepared by ozonolysis of
(A) But-1-ene
(B) But-2-ene
(C) 2-Methyl prop-1-ene
(D) Ethene
Option c – 2-Methyl prop-1-ene
Alkyne produce alkanal on hydration is
(A) Acetylene
(B) Propyne
(C) Dimethyl acetylene
(D) Ethyl acetylene
Option a – Acetylene
Propanone is the hydration product of
(A) Ethene
(B) Propene
(C) Propyne
(D) But-2-yne
Option c – Propyne
Dimethyl acetylene on hydration produces
(A) Butyraldehyde
(B) Ethyl methyl ketone
(C) Sec. butyl alcohol
(D) 2-Methyl propanal
Option b – Ethyl methyl ketone
The stable hydrolysis product of isopropylidene hydrogen sulfate is
(A) Propan-1-ol
(B) Propyne
(C) Propan-1-al
(D) Propan-2-one
Option d – Propan-2-one
Dehydrogenation product of sec. butyl alcohol is
(A) Valeraldehyde
(B) Butyric acid
(C) Butanone
(D) But-2-ene
Option c – Butanone
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