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 'HIGHER SECONDARY SCHOOL TEACHER CHEMISTRY HIGHER SECONDARY SCHOOL EDUCATION' And exam conducted in the year 2018. And Question paper code was '033/2018'. 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.
033/2018
10.
The approximate ratio of the peaks at m/z values 98, 100 and 102 in the mass spectrum of
1, 2 - dichloroethane will be :
(ಹಿ) 3:1:1 © 1 © 1:2:1 D) 1:1:2
The Bonding in metal carbonyls can be identified using :
(ಹ) UV spectroscopy (B) IR spectroscopy
€) CBNMR (D) None of these
Magnetic moment of [Co(FLO)g]?* is approximately :
(ಹಿ) 25 ೫೬ (B) 53BM © 39BM (D) None of these
Quarter life for a first order reaction will be equal to :
In 2 11 0.4 115 114
(ಹ) त © टू © = ¢) ==
Angle between (110) and (100) planes in a simple cubic crystal lattice is equal to :
(A) 15 (B) 60 (ಲ) 45 (D) None of these
Number of protons in the shielded zone of 18 - annulene is :
(ಹಿ) 6 ൫ 3 © 5 യു 2
Silicates with continuous 3D framework :
(A) Neso silicates (B) Phyllo silicates
(ಲ) Tecto silicates (D) None of these
Packing fraction of a hep lattice is close to :
(ಹ) 4 (8 0.98 (~) 2 (D) None of these
Effective number of Zn and 57- 1005 in ZnS crystal are :
(A) 8,4 (B) 4,4 ~) 48 (D) None of these
Absorbance of a solution whose transmittance is 50% is :
(ಹಿ) 0.699 (B 1 © 1 (D) 1.699
1.7.೦.
