For the electro chemical cell M|M2+||X|X2-
If \(\rm E^0_{(M^{2+}/M)}=0.46V\ and \ E^0_{(X/X^{2-}}=0.34V\) Which of the following is correct ?
1
Ecell = –0.80 V
2
M + X → M2 + X2– is a spontaneous reaction
3
M2+ + X2– → M + X is a spontaneous reaction
4
Ecell = 0.80 V