Kerala PSC Previous Years Question Paper & Answer

Title : LABORATORY ASSISTANT NCA PH KERALA HIGHER SECONDARY EDUCATION
Question Code : A

Page:5


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'LABORATORY ASSISTANT NCA PH KERALA HIGHER SECONDARY EDUCATION' And exam conducted in the year 2015. And Question paper code was '012/2015'. 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: 5 out of 12
Excerpt of Question Code: 012/2015

83.

34.

35

36.

39.

40.

Molarity of one litre sodium hydrexide solution containing 40g sodium hydroxide is :

(A) 1 molar (8) 0.5 molar
(©) 2 molar (D) 1.1 molar

How many grams of oxygen will be present in a vessel having volume 672 litres at STP?
ക 9608 @ 900 &
(0. 9808 ന 8008

What 18 the mass of 00) produced by the combustion of 1 mole of butane
20,H,, + 130, - 8C0O, +7

بخ 160 (8) ج 190 )^(

(८) ‏ج116‎ D) ‏ج189‎

Which subshell is not. possible?
കു ۵ (B) ष
(¢) ॐ (1) 2

The industrial method of preparation of ---- 18 known as contact process.
(^) पता ‏بح‎ 180:

(௦ 1௩00 (0) ௩0,

Aleohols are functional isomers of :
(A) aldehydes ए) एलाह
(0) ketones (D) 8५148

Medicines used to lower body temperature are called :
(ಗಿ) antipyretics (18) antiseptics
(C) antioxidents (1)) antibioties

Ammonia is prepared in the laboratory by heating ammonium chloride with :
(A) calcium chloride (B) sodium chloride

(C) ammonium carbonate (M) calcium hydroxide

The volume of a gas at a certain pressure is 300 ml at 279 (0 at what temperature its volume
be reduce to 200 ml at the same pressure :

(4) -73° (४). 8१९0
ര 788 യ -3k

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12/2015
[P.T.0

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