Which of the following equations is a balanced one -
(1) 5Bi0,- + 22H+ + Mn2+
(2) 5Bi0,- + 14H+ + 2Mn2+ —
→ 5Bi3+ + 7H,0 + MnO
→ 5Bi3+ + 7H,0 + 2Mno
2Bi3+ + 2H,0 + MnO
6Bi3+ + 6H2O + 3MnO.
4
(3) 2Bi0,- + 4H+ + Mn2+ –
(4) Bi0,- + 12H+ + 3Mn2+
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Answer:
3 One is balanced equation
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