Which of the following ions requires the largest quantity of electricity for discharge at an electrode?

  • A 2.0 mole of Q3+
  • B 2.5 mole of R2+
  • C 3.0 mole of T-
  • D 4.0 mole of Y-
jamb 2015chemistry

The correct answer is A. 2.0 mole of Q3+

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

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