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adelina 88 [10]
2 years ago
10

Magnesium (Mg) has nine electrons. Which of the following shows the correct electron configuration for an atom of Mg?

Chemistry
2 answers:
Virty [35]2 years ago
8 0

Answer:

2,7

Explanation:

Two in the first shell and 7 in the outer and last shell.

HOPE THIS HELPED

Lady_Fox [76]2 years ago
3 0

Answer:

D: 2, 7

Explanation:

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