Question

plzz help me with this​

Answer 1

Answer:

hope it helps you see the attachment for further information

Answer 2

Explanation:

1. S+4O-232- + Cr+62O-272- → Cr+33+ + S+6O-242-

2.Mn+7O-24- + Br-1- → Mn+4O-22 + Br+5O-23- + O-2H+1-

3.C0 + H+12S+6O-24 → C+4O-22 + S+4O-22 + H+12O-2

4.Bi+3(O-2H+1)3 + Sn+2(O-2H+1)3- → Sn+4(O-2H+1)62- + Bi