ICSE Class 10 Chemistry
Question 54 of 63
Study of Compounds — Nitric Acid — Question 54
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Question Question 1(2018)
Name the gas that is produced.
(i) When sulphur is oxidized by concentrated nitric acid.
(ii) During action of cold and dilute ntric acid on copper.
(i) Nitrogen dioxide
S + 6HNO3 ⟶ H2SO4 + 2H2O + 6NO2
(ii) Nitric oxide
3Cu + 8HNO3 (dil.) ⟶ 3Cu(NO3)2 + 2NO(g) + 4H2O