CS/B.PHARM/SEM-2/PT-203/2013
2013
PHARMACEUTICAL CHEMISTRY
( PHYSICAL CHEMISTRY )
Time Allotted : 3 Hours Full Marks : 70
The figures in the margin indicate full marks.
Candidates are required to give their answers in their own words
as far as practicable.
GROUP – A
( Multiple Choice Type Questions )
1. Choose the correct alternatives for any ten of the following :
10 × 1 = 10
i) A liquid boils when its vapour pressure becomes equal to
a) atmospheric pressure b) zero
c) very high d) very low.
ii) If n = mole of solute, N = mole of solvent, then mole
fraction of solvent is
a) n /(n + N ) b) N /(n + N )
c) (n + N )/n d) (n + N )/N .
iii) Viscosity of a liquid is a measure of
a) repulsive forces between the liquid molecules
b) frictional resistance
c) intermolecular forces between the molecules
d) none of these.
iv) The units of R, the gas constant are
a) erg K-1 mole-1 b) cal K-1 mole-1
c) joule K-1 mole-1 d) all of these.
v) According to the first law of thermodynamics