Kerala PSC Previous Years Question Paper & Answer
Page:3
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'CHEMISTRY' And exam conducted in the year 2015. And Question paper code was '068/2015'. 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.
28.
27.
80.
32,
33
34.
Bond order of N ion is
(3) 15 (8) 2.0
{c) 25 (ध) None
Type of hybridization of | in 15
(8) 3ھ (ಗು) ஹிம்
(9) 50345 (ध) 57343
How many NMR signal will get for isopropanol?
(a) 4 (b)
© @ 3
ಲಾ
ಓಂ
The halogen which shows non-basic character is
(@) ©: ௩) 01%
(9 एः (6) 1
Compound A reacts with HCN gives B, which on hydrolysis gives lactic acid. What is ക?
(8) Acetone (b) Acetaldehyde
(9 Acetic anhydride (06) Acetic acid (80:45 120)
PART IT
Answer the following question, shall be limited to one paragraph.
Write a note on different types of hydrogen bonding possible in molecules, providing suitable
examples. What are the consequences of hydrogen bonding?
Explain the experimental determination lattice energy using Bern-Haber cyele.
Explain Hinsberg's method for the separation of primary, secondary and tertiary amines.
Explain the deviation of real gases from ideal behavior and write the Van der Waals
correction for the same.
3 68/2015
மல