Question

Study the given diagram and answer the following questions :

(a) Write the chemical reaction involved in the process.

(b) Mention the colour of :

1]copper powder and

2]the substance formed after heating it.

(c) How can we reverse the above reaction ? Write the equation for the reverse ​

Answer 1

b Mention the colour of :

1 copper powder ..

2 the substance formed after heating it .........

Answer 2

Explanation:

a) surface oxidation

1)black

2)copper oxide