What makes the atomic radius change down a column of the periodic table?

O A. The greater number of total electrons, the larger the atomic radius.

O B. The more valence electrons listed, the larger the atomic radius.

C. The more sublevels occupied, the larger the atomic radius.

O D. The larger the highest energy level number, the larger the atomic

radius.

Question

Chemistry

Deven Cherry

29 July, 20:57

What makes the atomic radius change down a column of the periodic table?

O A. The greater number of total electrons, the larger the atomic radius.

O B. The more valence electrons listed, the larger the atomic radius.

C. The more sublevels occupied, the larger the atomic radius.

O D. The larger the highest energy level number, the larger the atomic

radius.

+1

Answers (2)

Know the Answer?

Danika Mclaughlin · Answer 1

As you go across a period, radius shrinks because you are adding protons. The added positive charge increases pull on the electron shells. So I believe the answer is D

Shea Chang · Answer 2

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