Tuesday
October 21, 2014

Homework Help: Chemistry

Posted by Anonymous on Wednesday, December 1, 2010 at 10:04pm.

when a calcium atom loses its valence electrons, the ion formed has an electron configuration that is the same as an atom of
(1) Cl
(2) Ar
(3) K
(4) Sc

i think its 2 am i right ?

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