$(a)$ List any three differences between true solution and suspension.
$(b)$ Identify colloids from the following:
Copper sulphate solution,milk,smoke,muddy water,butter,sugar solution,face cream,lemonade
$(b)$ Identify colloids from the following:
Copper sulphate solution,milk,smoke,muddy water,butter,sugar solution,face cream,lemonade
(N/A) Differences between suspension and true solution:
$(b)$ Colloids from the given list are: Milk,smoke,butter,and face cream.
| Suspension | True solution |
| $(i)$ Opaque in nature. | $(i)$ Transparent in nature. |
| $(ii)$ Particles can be separated by filtration. | $(ii)$ Particles cannot be separated by filtration. |
| $(iii)$ Unstable; particles settle down on keeping. | $(iii)$ Stable; particles do not settle down. |
$(b)$ Colloids from the given list are: Milk,smoke,butter,and face cream.
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