A metal M does not liberate hydrogen from acids but reacts with oxygen to give a black colour product. Identify M and black coloured product and also explain the reaction of M with oxygen.
ScienceClass 10CBSEAnswered 27 Mar 2026
Answer
Soln:
Copper is the metal which does not react with acids. With oxygen it forms Copper Oxide. Metal M is Copper and black colored product is Copper oxide.
2Cu+ O2 2CuO