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8 May, 02:57

Potassium (K) has an atomic number of 19. It often forms an ion by losing 1 electron. How many electrons would the ion have?

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  1. 8 May, 03:22
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    18 since it is losing one electron. an ion is a charged atom. if it gains an electron, it is negatively charged and if it loses an electron it is positively charged.
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