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Chemistry · Oct / Nov 2020 · Paper 11 · Question 8

5070Atomic structure and the Periodic Table

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

  1. AIt has 9 protons.
  2. BIt has 10 protons.
  3. CIt has 11 protons
  4. DYou cannot deduce the number of protons from this diagram.

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Correct answer: C. It has 11 protons

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