Answer
$Mn^{3+}$ (d4) gives $Mn^{2+}$ (d5) on reduction whereas $Cr^{3+}$ (d3) gives $Cr^{2+}$ (d4) on reduction. d5 conf iguration is half filled hence more stable. Hence $Mn^{3+}$ is better oxidizing agent.
Work Step by Step
same as above
Chemistry 12th Edition
by Chang, Raymond; Goldsby, Kenneth
Published by
McGraw-Hill Education
ISBN 10:
0078021510
ISBN 13:
978-0-07802-151-0
Chapter 23 - Transition Metals Chemistry and Coordination Compounds - Questions & Problems - Page 1022: 23.48
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