n-factor of Ba(MnO4)2 in acidic medium is:
5
3
10
None
In acidic medium,
MnO−4→Mn2+
For each MnO−4 ion, n-factor is 5. Since in Ba(MnO4)2, there are two MnO−4 ions, the n-factor is:
⇒ 5×2=10