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In: Chemistry

For each of the following species, give the total number of electrons, the number of electrons...

For each of the following species, give the total number of electrons, the number of electrons in the valence shell, and the number of core electrons.

Mg
# of electrons:
# of electrons in valence shell:
# of core electrons:

Sn2+
# of electrons:
# of electrons in valence shell:
# of core electrons:

I-
# of electrons:
# of electrons in valence shell:
# of core electrons:

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