Kerala PSC Previous Years Question Paper & Answer
Page:10
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
Question40:-Witting reaction is used for the conversion of
A:-Aldehyde or ketone to carboxylic acid
B:-Aldehyde or ketone to alcohol
C:-Ketone to alkene
D:-Alcohol to ether
Correct Answer:- Option-C
Question41:-Which among the following rearrangement proceeds through nitrene
intermediate?
A:-Schmidt rearrangement
B:-Lossen rearrangement
C:-Curtius rearrangement
D:-All the above
Correct Answer:- Option-D
Question42:-Ildentify Favorskii rearrangement in the following
D:-
Correct Answer:- Option-C
Question43:-Product of the following reaction is