Question

Saloni took a piece of burning charcoal and collected the gas evolved in a test tube
a) How will she find the nature of the gas
b) write down the word equations of all the reactions taking place in this process ​

Answer 1

Answer:

(a) Saloni should add some water in the test tube in which gas was collected. Shake the test tube and then bring a litmus paper near the test tube.The solution will turn litmus paper red. This shows that the gas is acidic.

(b)Charcoal contains carbon which on burning forms carbon dioxide gas.

C+O_2→CO_2C+O

2

→CO

2

The gas evolved is collected in a test tube and water is added to it.

CO_2+H_2O→H_2CO_3CO

2

+H

2

O→H

2

CO

3

Explanation:

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