Question

Sieving can be used only when the components of the mixture have:

• A. Different sizes
• B. Different melting points
• C. Different boiling points
• D. Different lustre

Answer 1

The correct option is A Different sizes

Sieving can be used only when the components of the mixture are of different sizes. The mixture of the component is added to the sieve. Sieve consists of a large number of pores. The particle of small size get easily pass through these pores but the components with large particle sizes are not able to pass through these pores. This way sieving separate components of a mixture of different sizes.

Hence, option A is correct.