Guest

When conc. sulphuric acid was added to an unknown salt present in a test tube, a brown gas (A) was evolved. This gas intensified when copper turnings were also added into this tube. On cooling, the gas ‘A’ changed into a colourless gas ‘B’. Identify the gases A and B.

When conc. sulphuric acid was added to an unknown salt present in a test tube, a
brown gas (A) was evolved. This gas intensified when copper turnings were also
added into this tube. On cooling, the gas ‘A’ changed into a colourless gas ‘B’.
Identify the gases A and B.

Grade:Upto college level

0 Answers

No Answer Yet!

ASK QUESTION

Get your questions answered by the expert for free