Question

write the step involved in the extraction of pure metal in the middle of the activity series from their carbonate ores​

Answer 1

Calcination. heating in the absence of oxygen to obtain metal oxide and then reduce it to th corresponding pure metals

Answer 2

Metals in middle of activity series like iron(Fe) zinc(Zn) are first heated in the absence of excess air. This process is called calcination.

This gives us the Oxide of the metal. we can obtain the metal by reducing it with carbon.