Question

Which gas is produced when dilute nitric acid is added to copper?

Answer 1

here is ur answer



2HNO3 + Cu -----> Cu(NO3)2 + H2


hydrogen is produced which burns with blue flame and pop sound....




hope it helps u...

Answer 2

Nitric acid reacts with copper according to the reaction: 4 HNO3(l) + Cu(s) ==> Cu(NO3)2(s and aq) + 2 NO2(g) + 2 H2O(l) The copper nitrate salt that forms is a deep blue color. The nitrogen dioxide is a orange vapor.