When compared to `DeltaG^(@)` for the formation of `Al_(2)O_(3), DeltaG^(@)` for the formation of `Cr_(2)O_(3)` is :

Question

When compared to `DeltaG^(@)` for the formation of `Al_(2)O_(3), DeltaG^(@)` for the formation of `Cr_(2)O_(3)` is :

When compared to `DeltaG^(@)` for the formation of `Al_(2)O_(3), DeltaG^(@)` for the formation of `Cr_(2)O_(3)` is :
A. same
B. unprdicated
C. lower
D. higher.

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - D
`DeltaG^(@)` for the formation of `Cr_(2)O_(3)` is higher. That is why `Cr_(2)O_(3)` can be reduced by aluminium metal where as the reverse is not true.

5 views Answered 2023-02-05 15:29