设1mol Ni0.97O中含Ni3+x mol,Ni2+(0.97-x)mol
根据电中性:3x mol + 2(0.97-x)mol=2×1mol
x=0.06
Ni2+为(0.97-x)mol=0.91
离子数之比 Ni3+:Ni2+=0.06:0.91=6:91
设1mol Ni0.97O中含Ni3+x mol,Ni2+(0.97-x)mol
根据电中性:3x mol + 2(0.97-x)mol=2×1mol
x=0.06
Ni2+为(0.97-x)mol=0.91
离子数之比 Ni3+:Ni2+=0.06:0.91=6:91