Class 9 Science Chemistry Is Matter Around Us Pure



Which of the following is not a suspension?
(a)
Aluminium paint
(b)
Dust strom
(c)
Muddy water
(d)
Milk
Correct answer: (d) 
Solution: Aluminium paint, dust storm and muddy water represents suspensions whereas Milk is a colloidal solution.
It is liquid liquid emulsion.
It consists of particles of liquid fat dispersed in water.

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