Krishna University Model Papers BSC

Hey I want to get admission in the Krishna University and I need the model paper for the B.Sc program so if ypou are having the same please provide me???

[pawan]

Krishna University was established in Machilipatnam Krishna district Andhra Pradesh, India, in 2008.

Krishna University Model Papers BSC

1. Answer any ten of the following :
, „ 1 ’
a) Define Pauli exclusion principle. ‘
b) What is electron affinity ?
c) 'Define ionic radius.
d)' What is end point ?
e) Define an indicator.
f) What are carbonium ions ? Give example.
g) Write the various possible structural formulae of alkanes with tire molecular
formula C^H12.
h) Give the oxidation of acetylene with dilute alkaline potassium permanganate


Answer any two of the following :
a) State and explain Hund’s rule of maximum multiplicity.
(2x4=8)
b ) 'What is convaient radius ? How it varies in the periodic table explain.
c) Discuss Ostwald’s theory of indicators taking Phenolphthalein as an example.
3. Answer any two of the following : (2x6=12) . i
a) Discuss about Redox indicators by taking diphenylamine as an example.
i b) Discuss the Aufbau principle with suitable example.
ime: .
1. A
‘ 1)
c) What is ionisation energy ? Explain it on the lasis of Pauling’s scale (approach).

SECTION v C

(Organic)
, 1
4. Answer any two of the following :
3)
4)
a) What is peroxide effect •? Illustrate with an example.
(2x4=8)
5)
•b) How is chloroprene synthesised ? Give its uses. i I ".
c) What ty pe of organic compounds undergo elimination reactions and explain
with a suitable example.
i :
Answer any two of the following :
. a) Write a note pn inductive effect.
b) Give any three genera! methods of synthesis of alkanes.
6;T8’
Q(2x6=12)
0
c) Exp ain the mechanism of addition of halogen and H20 to alkynes.

Krishna University Model Papers BSC





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