doody1112 doody1112

25-11-2022
Chemistry

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how many inner, outer, and valence electrons are present in an atom of each of the following elements? (a) o inner: outer: valence: (b) sn inner: outer: valence: (c) ca inner: outer: valence: (d) fe inner: outer: valence: (e) se inner: outer: valence:

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