Question

Which of the following is not a pure substance?(a) Iron (b) Water (c) Soil

Answer 1

Answer:

c soil

Explanation:

soil is mixture of many particles like clay and other substances

Answer 2

The right answer to the asked question is Option C.

Soil is not a pure substance.

Pure substances are those substances that are made up of only one type of atom or molecule. The soil, on the other hand, is a mixture of a lot of elements like organic waste and matter, sand, clay, rocks, silt, rocks, etc.