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Calcination and roasting are :...

Calcination and roasting are :

A

different names of same operation

B

used for the purification of metals

C

usually carried in the reverberatory furnace

D

employed for the concentration of the ore.

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The correct Answer is:
C
usually carried in the reverberatory furnace
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ICSE-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -EXERCISE (PART-I ( OBJECTIVE QUESTIONS )) (Fill in the blanks)
  1. Calcination and roasting are :

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