Experimental Techniques in Chemistry - 14
1.
A solute is distributed between a stationary and a mobile phase during the ________ process.
a) Adsorption chromatography
b) Crystallization
c) Chromatography
d) Partition chromatography
2.
The __________ may be a solid or liquid in the chromatography process.
a) Stationary Phase
b) Distribution law
c) Partition chromatography
d) Chromatography
3.
The mobile phase flowing over stationary phase may be _________ or __________.
a) i. Gas ii. Liquid
b) i. Filter paper ii.Filter crucible
c) i. CaCl
2
ii. Silca gel
d) KmnO
4
or HCl
4.
In chromatography, the substances are separated due to their relative. __________
a) Affinities
b) Greek
c) KmnO
4
or HCl
d) Ascending
5.
The distribution of the components of a mixture are governed by distribution co-efficient. _______.
a) K
b) H
c) J
d) A
6.
During chromatography solid stationary phase is classified as __________.
a) Chromatography
b) Crystallization
c) Partition chromatography
d) Adsorption chromatography
7.
Liquid stationary phase in chromatography is classified as __________.
a) Adsorption chromatography
b) Chromatography
c) Crystallization
d) Partition chromatography
8.
Following three ways of carrying out paper chromatography namely i._______ii.________iii._______
a) i. CaCl
2
ii. Silca gel iii. Solid
b) i. Gas ii. Liquid iii. Water
c) i. Filter paper ii. Filter crucible iii. Fluted filter paper
d) i. Ascending ii. Descending iii. Radial
This is more feedback!
This is the feedback!
