Multiple choice

Which of the following statements is true about suspensions?

  1. The solute particles can be separated by the process of filtration.

  2. Starch solution is an example of suspension.

  3. Suspension is a homogeneous mixture.

  4. Particles in a suspension do not settle down when kept undisturbed.
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A Correct answer
Explanation

Suspensions are heterogeneous mixtures (i.e. having a non-uniform composition) in which particle size is more than 100 nm. Due to large size of particles, they do not pass through the pores of a filter paper and hence, can be easily separated by filtration.  

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