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What happens to the atomic radius as you move across a period from left to right? a. Remains constant b. Decrease first and then remains constant c. Decrease d. Increase
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15 votes
15 votes
What happens to the atomic radius as you move across a period from left to right?

a. Remains constant
b. Decrease first and then remains constant
c. Decrease
d. Increase

User LockTar
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2.4k points

1 Answer

8 votes
8 votes
From left to right the atomic radius
C) decreases because the nuclear charge is increasing.
User Stedy
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