Question

State whether the following statement is true or false.

"Carbonate ores get changed into oxides by heating strongly in limited air. This process is known as calcination."

• A. True
• B. False

Answer 1

The correct option is A

True

Calcination refers to the heating of an ore to a temperature, below its melting point, in the absence or limited supply of air.

$ZnC{O}_3\to ZnO+C{O}_2$