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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.
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Be shows a diagonal relationship with
^) ^ 08) Mg
(0 8! യ ٠
The state of hybridisation of Be in BeF,
(ಹ) ர் (3) अध्व
€) श्व D) श
But-1-ene can be converted to butane by reaction with
(A) PdH, (3) 20/110
(0) So-HCI (D) Zn-Hg
‘Which of the following compounds show geometrical isomerism ?
(ಹ) Cyclopropane (B) Cyclobutane
(C) 1,2-dimethylcyclopropane (D) None of these
‘Which of the following compounds is aromatic ?
(ಹ) Cyclobutadiene (B) Cyclooctatetraene
(C) Cyclopropene (D) Cyclopentadienyl anion
The monomer of natural rubber is
(ಹ) 2-methyl-1,3-butadiene (B) 1,3-butadiene
(C) 1,3-pentadiene (D) 2-methyl-13-pentadiene
‘Which alkaloid is present صا Hemlock seed ?
(ಹ) Coniine (8) Quinine
(C) Piperine (D) Morphine
Sea water will boil at a temperature
(ಹ) Higher than pure water (8) Lower than pure water
(0) Same as that of pure water (D) Cannot be predicted
9 11/2019
[P.T.O.]