SATHEE: Purification And Characterisation Of Organic Compounds Question 124

Purification And Characterisation Of Organic Compounds Question 124

Question: The important step in the extraction of metal from carbonate ore is

Options:

A) Calcination

B) Roasting

C) Electro-reduction

D) Cupellation

Show Answer

Answer:

Correct Answer: A

Solution:

Calcination $ ZnCO_3\to ZnO+CO_2 $

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Purification And Characterisation Of Organic Compounds Question 124

Question: The important step in the extraction of metal from carbonate ore is

Options:

Answer:

Solution:

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