Which ion has the same electron configuration as an atom of he?
(1) hβ (3) na+
(2) o2β...
Chemistry, 18.09.2019 11:10 zoelynn7630
Which ion has the same electron configuration as an atom of he?
(1) hβ (3) na+
(2) o2β (4) ca2+
Answers: 2
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