1.

Pich out the statement which is not relevant in the discussion of colloids

Answer»

SODIUM aluminium silicate is used in the softening of hard water
potash alum is used in shaving ROUNDS and as a styptic in medicine
artificial rain is caused by THROWING electrificied sand on the clouds from an aeroplane
deltas are FORMED at a place where the river pours its water into the sea.

Solution :Sodium aluminium silicate is used in the softening of hard water.


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