Chemistry, 01.06.2021 21:50 maytce7237

Which of these half-reactions represents reduction? I. Fe2+ → Fe3+
II. Cr2O72- → Cr3+
III. MnO4- → Mn2+

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Which of these half-reactions represents reduction? I. Fe2+ → Fe3+
II. Cr2O72- → Cr3+
I...