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Which one of these options is applicable to complete the following sentence? As one travels down through a family of elements, the size of the atoms of those elements



A. Decreases as you go down due to the addition of new layers of electrons
B. Increases as you go down due to the changes in orientation of electrons along the various axes.
C. Increases in size as you go down due to the addition of new layers of electrons.
D. Increases in size due to advanced electronic transmutations.

This question is part of Lesson 10 Test - Atomic Size and the Periodic Table
Asked by Corrys, Last updated: Dec 18, 2019

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3 Answers

H. callum

Extrovert, Psyched all the time.

H. callum, Content Writer, BA, Birmingham, Albama

Answered Feb 07, 2019

The correct answer to this question is C. As you move down an element group (column), the size of atoms increases. This is because each atom further down the column has more protons and neutrons and also gains an additional electron energy shell. Additionally, as you move across an element period (row), the overall size of atoms decreases slightly. Even though atoms further to the right have more protons, neutrons, and electrons, the outer electron shell is the same. The increased num...Read More
 

John Adney

John Adney

Answered Oct 25, 2017

Increases in size as there is one more electron shell added

 

John Smith

John Smith

Answered Apr 04, 2017

Increases in size as you go down due to the addition of new layers of electrons.
 

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