Question

Two soil samples A and B were collected for laboratory testing. A turns blue litmus red whereas B turns red litmus blue. What conclusion would you draw about the chemical nature of soil. Name the chemical substances which can be added to neutralize both the soils

Answer 1

Answer:

Soil (A) is acidic in nature and soil (B) is basic in nature. Add NaOh in soil (A) to neutralize it and add acid in soil (B) to neutralize it.

Answer 2

Answer:

Sample A is acidic in nature as acids turn blue litmus paper to red. Sample B is basic in nature as bases turn red litmus paper to blue. The chemical substance which can be added to neutralise soil Sample A would be NaOH. The chemical substance which can be added to neutralise soil Sample B would be HCl.