Question

Explain about the extraxction of metals with the help of a flow chart by giving one example to each

Answer 1

Explanation:

The carbonate ores are changed into oxides by heating strongly in limited air. This process is called calcination. ZnCO

3

​

(s)

heat

​

ZnO(s)+CO

2

​

(g)

The metal oxides are then reduced to the corresponding metals by using suitable reagents such as carbon. For, example, when zinc oxide is heated with carbon, it is reduced to metallic zinc.

ZnO+C→Zn+CO