2Mn2++5S2O82-+8H2O=2MnO4-+10SO42-+16H+转移的电子数目是多少呢
问题描述:
2Mn2++5S2O82-+8H2O=2MnO4-+10SO42-+16H+转移的电子数目是多少呢
答
2Mn2++5S2O82-+8H2O=2MnO4-+10SO42-+16H+
2MN2+-10E=2MN7+
5S8+ +10E=S6+