Science, asked by rohit751, 1 year ago

Which of the following will not have 18 electrons?
a.K+ b.Cl- c.K d.Ca2+

Answers

Answered by khiladi420
4
hello !!!



your correct answer is D


BECAUSE calcium have electronic configuration of 2,8 ,8, 2


now , loose two electron he accuired +ve charge


hence your answer is. "D "



hope it helps
khiladi420: mark please brainlist
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