Page:3
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'HSST CHEMISTRY JR SR FOR SC / ST ONLY KHSE' And exam conducted in the year 2015. And Question paper code was '427/2015'. 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.
B:-Debate
C:-Brainstorming
D:-Symposium
Correct Answer:- Option-D
Question19:-The systematic and objective analysis and recording of controlled observations that may lead to the
development of generalizations, principles and theories resulting in prediction and possible ultimate control of events is
known as :
A:-Teaching
B:-Analysis
C:-Predicting
D:-Research
Correct Answer:- Option-D
Question20:-Persons have to engage in some productive task out of which something tangible ೧೩೧ be created 17 :
A:-Seminar
B:-Symposium
C:-Workshop
D:-Debate
Correct Answer:- Option-C
Question21:-The plane of symmetry perpendicular to the principal axis of rotation in *BF_(3)" is :
ಹಿಂ
B:-1
6-2
0-3
Correct Answer:- Option-B
Question22:-The number of degrees of vibrational freedom 11 62111027 15:
وديم
B:-8
اک
D:-6
Correct Answer:- Option-C
Question23:-Who was the first scientist ما make an attempt at deriving an equation for distribution of radiation density in
terms of the classical laws of mechanics 7
A:-Lord Rayleigh
B:-Boltzmann
C:-Max Plank
D:-Einstein
Correct Answer:- Option-A
Question24:-Isomers which differ by rotation about single bonds and which can isolated at room temperature are :
A:-Sterecisomers
B:-Enantiomers
C:-Diastereomers
D:-Atropisomers
Correct Answer:- Option-D
Question25:-The miller indices are often used in the area of :
A:-Single crystal
B:-Polymer
C:-Solution
D:-Surface Chemistry
Correct Answer:- Option-A
Question26:-The law of constancy of interfacial angle is called :
A:-Hauy's law
B:-Law of symmetry
C:-Steno's law
D:-Miller's law
Correct Answer:- Option-C
Question27:-Which of the following complex ions would have the smallest crystal field splitting 7
A:"[Co(NH_3)_6]~(3+)
B:-"[Rh(NH_3)_6]~ (2+)°
பபா 3) ஏலே!
0: [6०414 3) 6-0)