Question

what happens when. write down word equations of all the reactions taking place in this process​

Answer 1

Explanation:

Ncert solutions

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Mathematics

Science

Chapters in NCERT Solutions - Science , Class 8

Exercises in Materials: Metals and Non-Metals

Question 30

Q10) 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 word equations of all the reactions taking place in this process.

Solution

Transcript

Solution:

(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_2

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

CO_2+H_2O→H_2CO_3