Kerala PSC Previous Years Question Paper & Answer

Title : Higher Secondary School Teacher Chemistry (SR for ST)
Question Code : A

Page:4


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Higher Secondary School Teacher Chemistry (SR for ST)' And exam conducted in the year 2024. And Question paper code was '007/2024/OL'. 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: 4 out of 20
Excerpt of Question Code: 007/2024/OL

C:-94
D:-None of these
Correct Answer:- Option-B

Question18:-The Miller indices for the plane responsible for first Bragg's peak (the
plane giving the smallest Bragg angle) for a FCC lattice will be

A:-001
B:-110
C:-111
D:-002
Correct Answer:- Option-C

Question19:-Though according to Band Theory, Mg should be an insulator, it is in
practice a conductor. The reason for this is

A:-Availability of unfilled 3p orbitals
B:-Availability of filled 3p orbital
C:-Overlapping of filled orbitals 2p and 3s
D:-Overlapping of filled 3s and empty 3p orbitals
Correct Answer:- Option-D
Question20:-Which of the following cannot be accelerated in a particle accelerator?
A:-Electron
B:-Proton
C:-Alpha particle
D:-None of these
Correct Answer:- Option-D
Question21:-Neutrons on being trapped by Hydrogen nuclei forms
A:-Positron
B:-Deuterium
C:-Beta rays
D:-None of these
Correct Answer:- Option-B

Question22:-Ildentify the chemical involved in the inorganic pigment known as
"Yellow Ochre"?

A:-lron oxide

B:-Cadmium Sulphide
C:-Cobalt chromate
D:-None of these

Correct Answer:- Option-A

Question23:-Which phase is characterized by a helical structure in Inorganic liquid

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Higher Secondary School Teacher Chemistry (SR for ST) : Video