Physics 0625 · IGCSE · The nuclear model of the atom

The nuclear model of the atom — practice question

A rechargeable battery contains lithium. The lithium is present as positive lithium ions. In what way is a lithium ion different from a lithium atom?

  • AThe ion has fewer electrons orbiting the nucleus.
  • BThe ion has more electrons orbiting the nucleus.
  • CThe nucleus of the ion has less charge.
  • DThe nucleus of the ion is more positively charged.

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