Saloni took a piece of burning charcoal and collected the gas evolved in a test tube 
write down the word equation of all the reactions taking place in this process 
and one more question from same chapter 
Aqua Regina is acidic or basic ?

Dear Student,

Please find the solutions below:

a) Charcoal reacts with oxygen to form carbon dioxide gas.

b) Aqua regia is acidic in nature. It is a mixture of HCl (Hydrochloric acid) and HNO3 (nitric acid) in 3:1 ratio.


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Regards.
 

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