Chemistry, 10.09.2021 03:40, lilpeepxliltracy

HELP!! Which of the following statements best explains why the atomic radius decreases from left to right across a period?
A.
The number of neutrons in an atom increases from left to right across a period, and they pull the valence electrons inward with greater force.
B.
The number of electrons decreases from left to right, so the electron cloud occupies a smaller volume.
C.
The charge of the nucleus of an atom increases from left to right across a period, so the valence electrons are pulled inward with greater force.
D.
The number of energy levels decreases from left to right, so the electron cloud occupies a smaller volume.

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HELP!! Which of the following statements best explains why the atomic radius decreases from left t...