Cr2O72- + Fe2+ + H+ = Cr3+ + Fe3+ + H2O 配平
问题描述:
Cr2O72- + Fe2+ + H+ = Cr3+ + Fe3+ + H2O 配平
答
Cr2O72- + 6Fe2+ + 14H+ = 2Cr3+ + 6Fe3+ + 7H2O
Cr2O72- + Fe2+ + H+ = Cr3+ + Fe3+ + H2O 配平
Cr2O72- + 6Fe2+ + 14H+ = 2Cr3+ + 6Fe3+ + 7H2O