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Physics (AS & A Level) · May / June 2016 · Paper 13 · Question 31

9702Electric current

In an electrolyte, the electric current is carried by charged particles (ions) in solution. What is not a possible value for the charge on an ion in solution?

  1. A– 4.8 × 10^–19 C
  2. B+1.6 × 10^–19 C
  3. C+3.2 × 10^–19 C
  4. D+4.0 × 10^–19 C

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Correct answer: D. +4.0 × 10^–19 C

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