Kerala PSC Previous Years Question Paper & Answer
Page:9
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 ''. 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.
A:-Ethylene glycol
B:-Propylene glycol
C:-1,3-propane dithiol
D:-all the above
Correct Answer:- Option-D
Question41:-Which of the following transition takes place in the case of
phosphorescence?
^; -51 {0 52
8:-5110 11
(:-50 10 52
0:71 10 50
Correct Answer:- Option-D
Question42:-Which of the following is not true for intermolecular Paterno-Buchi
reaction?
A:-lt is a photochemical reaction
B:-The alkene get excited
C:-It leads to formation of Oxetane
D:-The carbonyl group is excited
Correct Answer:- Option-B
Question43:-Nature of molecular ion peak in mass spectrum of a bromo substituted
hydrocarbon compound
A:-One molecular ion peak with low intensity
B:-Two molecular ion peak with intensity in the ratio 1:1
C:-Two molecular ion peak with intensity in the ratio 2:1
D:-Two molecular ion peak with intensity in the ratio 3:1
Correct Answer:- Option-B
Question44:-The substrate that can give cyclopentene on heating
A:-Vinyl cyclopropane
B:-Allycyclopropane
C:-Methyl cyclogutane
D:-Cyclopentane
Correct Answer:- Option-A
Question45:-Which amino acid contains sulphur atom?
A:-cysteine
B:-arginine
C:-asparagine
D:-proline