Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'OTHER RESEARCH ASSISTANT CHEMISTRY FISHERIES' And exam conducted in the year 2016. And Question paper code was '056/2016'. 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.
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25. Bakelite is a polymer of
A) hexamethylene diamine and adipic acid
B) phenol and formaldehyde
C) butadiene and styrene
D) butadiene and acrylonitrile
26. 1 formation of 2-aminopyridine by reaction between pyridine and sodamide is
kni as
A) கன் reaction B) Chichibabin reaction
C) Tannich reaction D) Paal-Knorr synthesis
27. Which is the strongest base ?
A) م B) methylamine © dimethyl amine D) trimethyl amine
28. ५ conjugation involves
A) delocalisation of s electrons with an 8680601 7: bond
8) سے ೦1 7 electrons with an adjacent double bond
C) delocalisation of 7: 91901075 with 107 pair of electrons of an adjacent atom
D) delocalisation of & electrons with lone pair of electrons of an adjacent atom
29. Gun cotton is
A) 00 cellulose xanthate B) cellulose triacetate
C) cellulose xanthate D) cellulose trinitrate
30. Which carbanion is more stable 7
A) methyl carbanion B) ethylcarbanion
C) 91 ropyl carbanion D) tertiary butyl carbanion
31. The 7 of standard deviation
A) B) meandeviation C) variance ಜು median
32. Student’s t test was contributed by
ல ا۷۷۲ ஸ் Gosset B) Simeon Denis Poisson
C) Quetelet D) 187765 8677000
A | -6-
