Experimental Techniques in Chemistry - 3
1.
Most common extractor
a) Sublimation.
b) Ether
c) Volatile product
d) Solvent extra
2.
Repeated extraction with small portions of solvent
a) Ether
b) Organic Phase.
c) Volatile product
d) Sublimation.
3.
Distribution law
a) Ether
b) Solvent extra
c) Sublimation.
d) Organic Phase.
4.
Purple colour of free iodine
a) Sublimation.
b) Ether
c) Organic Phase
d) Volatile product
5.
Chromatography
a) Solid or liquid
b) relative affinities
c) Mixture remain in stationary phase
d) Colour writing
6.
Stationary phase
a) Solid or liquid
b) Mixture remain in stationary phase
c) Colour writing
d) relative affinities
7.
Separation of components of mixture
a) Mixture remain in stationary phase
b) Colour writing
c) relative affinities
d) Solid or liquid
8.
Small value of K
a) Mixture passes over stationary phase quickly.
b) Mixture remain in stationary phase
c) Solid or liquid
d) relative affinities
This is more feedback!
This is the feedback!
