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Carbon reduction process is not commerci...

Carbon reduction process is not commercially applicable for which of the following set of oxides to extract the respective metal?
`I) ZnO " " II) Fe_2O_3 " " III)Al_2 O_3 " " IV) SnO_2 " " V) MgO `

A

`ZnO,Fe_2O_3,SnO_2`

B

`ZnO,SnO`

C

`MgO,Al_2O_3`

D

`SnO,Fe_2O_3`

Text Solution

Verified by Experts

The correct Answer is:
C
`MgO + C overset("At high temp")underset(2000^@ C) rarr Mg + CO`
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