Question

Take 1g copper powder in a China dish and heat, the-(a) what will be the colour of the copper powder. (b) write the chemical reaction for the above observation​

Answer 1

$\large{\underline{\boxed{ Answer}}}$

Colour :- Black

Chemical reaction :-

Cu + O2 → CuO (black ppt.)

$\large{\underline{\boxed{ </strong><strong>Explanation</strong><strong>}}}$

when copper is heated in presence of oxygen it forms a black layer of cupric oxide.

It is a type of redox reaction in which copper is oxidize to form cupric oxide which is black in colour.

Answer 2

Heya frnd ❣️

Here's ur answer!

a) Black colour

b)Cu + O2 → CuO

Hope it helps uh!