How many electrons are in an atom of chlorine with a - 1 charge? 17 16 18 8

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Chemistry

8 October, 00:18

How many electrons are in an atom of chlorine with a - 1 charge? 17 16 18 8

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Amelia · Answer 1

18

Explanation:

The atomic number of chlorine is 17 therefore the atom has 17 electrons, the ion however has 1 extra electron. The charge becomes negative because electrons have a negative charge. 17 + 1 = 18, therefore a chlorine ion with a charge of - 1 has 18 electrons.