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Most metals are obtained from minerals. ...

Most metals are obtained from minerals. A minerals is obtained by mining and is a naturally occuring substances with a range of chemical compositon.

Using the Ellingham diagram, estimate the temperature at which MgO can be reduced to metal by carbon:

A

`"Below"1500^(@)C`

B

`"Below"1120^(@)C`

C

`"Above 1900^(@)C`

D

`Below 1600^(@)C`

Text Solution

Verified by Experts

The correct Answer is:
c
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