Download App

Is Matter Around Us Pure — Science STD 9 — Question

CBSE BoardEnglish MediumSTD 9ScienceIs Matter Around Us Pure2 Marks
Question
How will you differentiate between a suspension and a colloid?
✓

Answer

The particles of a suspension cannot pass through a filter paper whereas particles of colloids can easily pass through filter paper. Colloidal solutions are quite stable whereas suspensions are very unstable.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "Answer the questions.[Che-2M]" from Is Matter Around Us Pure→Is Matter Around Us Pure — all question types→Science STD 9 question papers→CBSE Board STD 9 question papers→CBSE Board question paper generator→

Similar questions

What would you observe when:
A saturated solution of potassium chloride prepared at 60°C is allowed to cool to room temperature.
→
Classify the following as physical or chemical properties:
Zinc dissolves in hydrochloric acid with the evolution of hydrogen gas.
→
A solution is always a liquid. Comment.
→
Give one example of the diffusion of a solid in another solid.
→
Define gram molecular mass of a substance. How much is the gram molecular mass of oxygen?
→
Define ‘molecular mass’ of a substance.
→
How does an electron differ from a neutron?
→
Give one example of the diffusion of a solid in another solid.
→
Which of the following pairs are isotopes? Give reasons for your choice:

  1. $^{58}_{26}\text{A},\ ^{58}_{28}\text{B}$

  2. $^{79}_{35}\text{X},\ ^{80}_{35}\text{Y}$

→
Differentiate between physical and chemical change. Give one example of each. Give one example where both physical and chemical change is taking place.
→