Question

What type of chemical reactions is used to extract metals from their naturally occurring compound like oxides or chloride

Answer 1

Explanation:

The decomposition reactions carried out under the influence of electric current (electrolysis) are used to extract several metals from their naturally occurring oxides or chlorides. For example,

(i) When electric current is passed through molten aluminium oxide, aluminium metal is obtained.

2Al2O3 rightwards arrow from decomposition to electrolytic space space space space space space of 4Al + 3O2 upwards arrow

Aluminium Aluminium

oxide metal

(molten)