Question

Which is the balanced equation representing the following reaction, Copper(II) nitrate on heating gives Copper(II) oxide, nitrogen dioxide gas and oxygen gas? *

Answer 1

Explanation:

On heating, blue coloured copper(ll) nitrate decomposes to form new products as copper oxide, oxygen gas and nitrogen dioxide gas. The equation for this reaction can be written as:

2Cu(NO

3

)

2

(s)

⟶

heat

2CuO(s)+O

2

(g)+4NO

2

(g)

(blue) (black) (brown)

Answer 2

2CuNO3-----------》2 CuO + NO2 + O2