Question

5
11.A metal Copper 'X' reacts with oxygen to give a compound 'Y'.'Y' reacts with an acid and gives a coloured compound
in itschloride form 'Z'.a. Identify 'Y' and’Z'. b. Mention the nature and colour of the compound 'Y'.c. Sulphate form of 'X'
reacts with iron nail and gives iron sulphate and copper..Write the reaction for it and mention their colour change
before and after the reaction. 5​

Answer 1

the question is write

but iam not right

so

thanks me