Balaji Publications Physical Chemistry. We covered all the Balaji Publications Physical Chemistry MCQs in this post for free so that you can practice well for the exam.
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Balaji Publications Physical Chemistry Objective for Students
Which of the following compound reacts with phenyl magnesium bromide and formed product on acid hydrolysis gives
(A) Benzonitrile
(B) Pent-3-en nitrile
(C) 2-Phenyl ethane nitrile
(D) 3-Phenyl propane
Option a – Benzonitrile
Chromium complex, prepared from methyl benzene and chromyl chloride on hydrolysis gives
(A) Methyl phenyl ketone
(B) Benzoic acid
(C) Benzaldehyde
(D) Salicylic acid
Option c – Benzaldehyde
Preparation of benzaldehyde from toluene using chromyl chloride is …… reaction.
(A) Esterification
(B) Reduction
(C) Hydrolysis
(D) Oxidation
Option d – Oxidation
A mixture of carbon monoxide and hydrochloric acid when passed through solution of benzene in ether containing An.aluminium trichloride gives
(A) Carbolic acid
(B) Benzene carboxylic acid
(C) Bromobenzene
(D) Benzene carbaldehyde
Option d – Benzene carbaldehyde
Alkyl cyanides treated with alkyl magnesium halide gives addition complex which on hydrolysis
(A) Alcohols
(B) Aldehydes
(C) Ketones
(D) Esters
Option c – Ketones
Ethanal is not prepared from
(A) Formonitrile + G.R.
(B) Ethylidene dichloride by hydrolysis
(C) Acetonitrile by Stephen’s reaction
(D) Ethen-1-nitrile
Option a – Formonitrile + G.R
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