Question

Which of the following is homogeneous?

• A. Ice
• B. Wood
• C. Soil
• D. Air

Answer 1

Answer: (A), (D)

Air

Explanation for correct options:

A. Ice

D. Air

Mixture:

• “A mixture contains more than one substance (element and/or compound) mixed in any proportion.”
• A mixture has a variable composition.
• The mixture is categorized into two types:

1. Homogeneous mixture
2. Heterogeneous mixture

Homogeneous mixture:

• A type of mixture in which the components are distributed uniformly throughout the mixture is called a homogeneous mixture.
• For example, the air is a homogenous mixture of gases.
• Ice is homogenous in nature as the particles are uniformly distributed in it.

Heterogeneous mixture:

• The mixture in which the composition of the components is not uniform throughout the mixture.
• For example Muddy water as well as a mixture of cement and water.

Explanation for incorrect options:

B. Wood is heterogeneous in nature.

C. Soil is also heterogeneous in nature.

Hence, the correct options are A and D i.e. Ice and Air are homogenous in nature.