Kerala PSC Previous Years Question Paper & Answer

Title : SANITARY CHEMIST KERALA WATER AUTHORITY TECHNICAL ASSISTANT CHEMICAL EXAMINERS LABORATORY LAB ASSISTANT
Question Code : A

Page:6


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'SANITARY CHEMIST KERALA WATER AUTHORITY TECHNICAL ASSISTANT CHEMICAL EXAMINERS LABORATORY LAB ASSISTANT' And exam conducted in the year 2019. And Question paper code was '011/2019'. 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.

page: 6 out of 16
Excerpt of Question Code: 011/2019

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Radioactive disintegration follows order kinetics.
(A) First order (B) Second order
(C) Zero order (D) Third order

The emission of radiant energy after a time lag after 15 absorption by a substance 18
called

(ಹ) Fluorescence (B) Phosphorescence
(C) Vibrational relaxation (D) Inter system crossing

The ionic character of LiCl, NaCl, KCl, RbC! and CsC! follows the order
(ಹ) 1101» 28012 0012 800೮1 ೮೩೮]
(൫) 8101 ടല യല ടല
(C) LiCI=NaCi < KCI=RbCI < एज
(D) NaCI>LiCl > KCI>RbCI> CsC!

‘Which among the following is the optical property of colloid 7
(ಡಿ) Brownian movement (B) Electrophoresis
(C) Tyndal Effect (D) Electro osmosis

How many isoprene units are present in a monoterpenois ?

(है) 3 © 4
© 2 o™ 1

The oxidation number of Cr in ‏قي‎ is
ಯ) +7 ®) +6
(0 +5 യ +4

The reagent used in Benzoin condensation
(ಹ) ೦೫ (8) 80
(0) ൭൦ യ) ഷ്ഠ

‘Which indicator is used in Iodometric titration ?
(ക) Eriochrome Black T (B) Starch solution
(C) N-Phenyl anthranilic acid (D) Methyl Orange

11/2019 6 A

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