Take a boiling tube. Put two spoons of soil in it. Heat it on a spirit

1.	Take a boiling tube. Put two spoons of soil in it. Heat it on a spirit lamp and cover it. a) Do this experiment and write your findings.b) Do you find any moisture in the soil? c) How can you say that?
Answer» a) 1. This soil is found to contain minerals like salts of sodium, calcium and magnesium. 2. Traces of potassium chlorides, sulphates and carbonates are also observed. b) I found moisture in the soil. c) 1. As the boiling tube is covered, on the bottom of the cover, water drops condensed are found. 2. Due, to heat the moisture in the soil got evaporated and the vapours were condensed on the bottom of the cover.

Take a boiling tube. Put two spoons of soil in it. Heat it on a spirit lamp and cover it. a) Do this experiment and write your findings.b) Do you find any moisture in the soil? c) How can you say that?

Answer»

1. This soil is found to contain minerals like salts of sodium, calcium and magnesium.

2. Traces of potassium chlorides, sulphates and carbonates are also observed.

b) I found moisture in the soil.

1. As the boiling tube is covered, on the bottom of the cover, water drops condensed are found.

2. Due, to heat the moisture in the soil got evaporated and the vapours were condensed on the bottom of the cover.