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When a sodium atom becomes an ion, the size of the atom A decreases by losing an electron, B decreases by gaining an electron, с increases by losing an electron, D increases by gaining an electron,
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18 votes
18 votes
When a sodium atom becomes an ion, the size of the atom

A
decreases by losing an electron,
B
decreases by gaining an electron,
с
increases by losing an electron,
D
increases by gaining an electron,

User ManjotSingh
by
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1 Answer

24 votes
24 votes
decreases by losing an electron

Sodium has an electron configuration of 2-8-1. Since sodium is a metal, it loses that one electron and becomes a positive ion. Since it is losing an electron, it is decreasing in size.
User Kord
by
3.0k points
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