the gibbs energy of formation of Al2O3 & Cr2O3 are -847 & -540 KJ/mol.can Al be used to reduce CrO3 to Cr?explain

Asked by rishita gajbhiye | 14th Feb, 2011, 11:13: AM

Expert Answer:

Yes Al can reduce Cr2O3 to Cr as the Value for Gibbs energy comes out to be negative.

Answered by  | 21st Feb, 2011, 02:48: PM

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