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 'LABORATORY TECHNICIAN (DRUGS STANDARDIZATION UNIT' And exam conducted in the year 2023. And Question paper code was '155/2023'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. 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.
155/23
52. Which among the following are not a structural isomerism ?
i. Functional isomerism
ர். Stereo isomerism
iii. Ring chain isomerism
iv. Optical isomerism
A) All the above B) Both i and iii
C) Both ii and iv D) None of these
53. What is the correct decreasing order of stability of following cations ?
CH; CH; CH; CH;
(9 (न NO,
سے aA
NO, OCH, NO,
i ர் il iv
A) ॥ > । > ॥ > ।५ B) iv>i>ii>iii
७) iii>ii>i>iv D) None of the above
54. Which among the following is most acidic ?
COOH COOH COOH cr
Br
Br
i ர் ர்
iv
A) i>ii>iii>iv B) iv>iii>ii>i
C) i>ii>iv> iii D) i>iv>ii>iii
55. Which among the following is least aromatic ?
OOO (>
NH ௦ 5
8 0 D
A
A) A 8) 8
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