JAMB - Chemistry (2015 - No. 24)
Which of the following ions requires the largest quantity of electricity for discharge at an electrode?
2.0 mole of Q3+
2.5 mole of R2+
3.0 mole of T-
4.0 mole of Y-
Giải thích
2.0 mole of Q3+ ions require the largest quantity of electricity for discharge at an electric. option B,C,D are all carrying a smaller quantity of electricity which not be proven for ant discharge