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ChemistryChemistry
7 May, 15:24

What is the total number of electrons in a

Mg2 + ion? (1) 10 (3) 14

(2) 12 (4) 24

+1
Answers (1)
  1. 7 May, 17:48
    0
    The answer is (1) 10. The protons of Mg atom is 12. So the Mg atom has 12 electrons. The Mg2 + ion has lost two electrons so it has two positive charge. Then the answer is 10 electrons.
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