Chemistry 5070 · O Level · Atomic structure and the Periodic Table

Atomic structure and the Periodic Table — practice question

A diagram of an ion is shown. What can be inferred about the number of protons in this ion?

  • AIt has 9 protons.
  • BIt has 10 protons.
  • CIt has 11 protons.
  • DYou cannot deduce the number of protons from this diagram.

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