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4 answers

Atom is electrically neutral. If you remove 2 electrons from the atom, it will be a positive ion with a valency of + 2.

2007-06-30 05:26:10 · answer #1 · answered by Swamy 7 · 1 0

+2

2007-06-30 06:47:26 · answer #2 · answered by Lexy 6 · 0 0

+2

2007-06-30 05:26:16 · answer #3 · answered by startrektosnewenterpriselovethem 6 · 0 0

lost in electron= +ve
therefore +2
hint
lost in electron = -ve

2007-06-30 05:30:34 · answer #4 · answered by Amy 2 · 0 0

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