Kerala PSC Previous Years Question Paper & Answer
Page:6
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'ASSISTANT RESEARCH OFFICER CHEMISTRY AYURVEDA MEDICAL EDUCATION' And exam conducted in the year 2018. And Question paper code was '068/2018/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.
Question48:-y-cyclodextrin (y-CD} contains
A:-eight glucose units
B:-seven glucose units
C:-six glucose units
D:-five glucose units
Correct Answer:- Option-A
Question49:-Calixarenes are synthetic compounds which are made by cyclooligomerization വ്
A:-Amines
B:-Phenols
C:-Ketones
D:-Amides
Correct Answer:- Option-B
Question50:-Macromolecules which are made up of two or more rings held together as links in a chain are called
A:-Catenanes
B:-Rotaxanes
C:-Cyclodextrins
D:-Calixarenes
Correct Answer:- Option-B
Question51:-fig
A:-Chemoselective
B:-Regioselective
C:-Enantioselective
D:-Diastereoselective
Correct Answer:- Option-A
Question52:-'Zeolites' is 8 broad term used to describe a family of minerals called
A:-Trisilicates
C:-Tetrasilicates
D:-Tectosilicates
Correct Answer:- Option-D
Question53:-"Clayan" is a non-metallic oxidative green reagent composed of
A:-Clay Supported Ammonium Nitrate
B:-Clay Supported Aluminium Nitrate
C:-Clay Supported Ammonium Nitrite
D:-Clay Supported Aluminium Nitrite
Correct Answer:- Option-A
Question54:-The phosphorescence is due to the transition णि)
:-Singlet - Singlet
glet - Triplet
C:-Triplet - Singlet
D:-Triplet - Triplet
Correct Answer:- Option-C
Question55:-The quantum yield of photochemical chlorination of methane is
‰-< 1
8:-1
€->1
0:-0
Correct Answer:- Option-C
Question56:-The potential for a hydrogen electrode of pH =10 is
A:-0.00 V
8:-0.591 ४
C:-+0.0591 V
0:--0.0591 ४
Correct Answer:- Option-D