Question

4. Describe an experiment for separation of
pure ammonium chloride from a mixture of
common salt and ammonium chloride.
-5. Describe an experiment for separation of
kerosene oil from a mixture of kerosene oil
and water.
6. (a) How is paper chromatography used
to separate various components of
coloured solutes present in a mixture
like ink, dyes etc.?
(b) List some solvents other than water and
state their uses.​

Answer 1

Answer:

it's called sublimation

2. used seperation as term

3. the paper absorbs water and the ink with different concentration level rises up

4. METHANOL(CH3OH) and ETHANOL(C2H5OH) are soluble in water in all proportions. METHANOL :1.It is a colourless, sweet smelling liquid. 2.It is used as a solvent for paints, varnishes, gums oils and fats etc.

Answer 2

Answer:

q4. sublimation

Q5. using a separating funnel and stopcock

q6. b. alchohol- used as a solvent in tincture iodine which is an antiseptic