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In Bayer's process before digesting the ...

In Bayer's process before digesting the one with concentrated Sodium hydroxide it must be

A

Dissolved in cryolite

B

Roasted to convert FeO to `Fe_(2)O_(3)`

C

Evaperated to remove water

D

Dissolved in `CaF_(2)`

Text Solution

Verified by Experts

The correct Answer is:
B
In Bayer.s process before digesting the ore with concentrated Sodium hydroxide it must be roasted to convert FeO to `Fe_(2)O_(3)`.
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