tcredle22p3kw5p tcredle22p3kw5p

31-08-2018
Biology

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number of electrons needed to fill the outer shell in magnesium

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katesteele1203 katesteele1203

31-08-2018

Magnesium would need 6 electrons to fill its outer shell.

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gloria457 gloria457

31-08-2018

Magnesium atomic number=12

1s2 2s2 2p6 3s2 the last layer consists 3s2 2p6 it doesn t have 3p6 so 6 electrons needed to fill the outer shell

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