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As you move from left to right in the third period of the periodic table…

A. Each group loses an outer electron
B. Each group gains an outer electron
C. Each group gains a neutron
D. The number of outer electrons remains constant across the period

User Faliorn
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1 Answer

7 votes

Answer:

B

Step-by-step explanation:

2.8.1 Na

2.8.2 Mg

and so on and so forth

User Yevgeny Simkin
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