Kerala PSC Previous Years Question Paper & Answer

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


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: 12 out of 20
Excerpt of Question Code: 007/2024/OL

C:~, proportional to p
D:-, proportional to 53
Correct Answer:- Option-B

Question57:-In a reaction of the type P29, the initial concentration of Q is doubled
and as a result, the half-life is halved. The order of the reaction is





Correct Answer:- Option-D

Question58:-At a particular temperature for an ionic reaction in a solvent of
dielectric constant (<,), a straight line graph is obtained when

A:-In k is plotted against 1/ ௭2
B:-In k is plotted against எ
C:-In k is plotted against ‏تب‎
‎D:-In k is plotted against 1/௭
Correct Answer:- Option-D

Question59:-Consider a microscopic particle confined in a 1D-box with edge length
(L). If edge length is doubled, the energy of the particle will be

A:-increased to double of initial energy
B:-reduced to half of initial energy
C:-reduced to 1/4 of initial energy
D:-remains unchanged

Correct Answer:- Option-C

Question60:-The ground state term symbols for nitrogen (N) atom and nitride anion
(൧) are respectively

A:=s and ‏جه‎
‎B:-ts and ts
C:-4p and is
D:-s and +r
Correct Answer:- Option-B

Question61:-When NO molecule is changed to wo+ ion, what happened to bond
order and N-O stretching frequency?

A:-Bond order and N-O stretching frequency increases
B:-Bond order increases and N-O stretching frequency decreases
C:-Bond order decreases and N-O stretching frequency increases
D:-Bond order and N-O stretching frequency decreases

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