Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Junior Research Officer (SR for ST)' And exam conducted in the year 2023. And Question paper code was '137/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.
D:-
Correct Answer:- Option-A
Question44:-Lithium aluminium hydride reduces a nitrile to
A:-Amide
B:-Amine
C:-Isonitrile
D:-Alcohol
Correct Answer:- Option-B
Question45:-What is Jones reagent?
A:-Aqueous 11೧೦,
B:-cr03 iS AQUEOUS H2S0,
C:-Chromium (VI) oxide with pryidine ர 28200
D:-seo,
Correct Answer:- Option-B
Question46:-Which of the following reaction proceeds through umpolung?
A:-Aldol condensation
B:-Stobbe condensation
C:-Darzens condensation