Physics 9702 · AS & A Level · Electric current

Electric current — practice question

Within an electrolyte, electric current is transported by charged particles, called ions, in solution. Which value cannot be the charge on an ion in solution?

  • A$-4.8 \times 10^{-19}\,\text{C}$
  • B$+1.6 \times 10^{-19}\,\text{C}$
  • C$+3.2 \times 10^{-19}\,\text{C}$
  • D$+4.0 \times 10^{-19}\,\text{C}$

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI