
Atomic Radius and Ion Radius Quiz
Authored by Ben Meacham
Chemistry
11th Grade

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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the correct direction of atomic radius decrease in a period: A, B, C, or D?
A
B
C
D
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the correct direction of atomic radius increase in a group: A, B, C, or D?
A
B
C
D
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
As you go across a period (L to R), what happens to the number of protons, electrons, and energy levels in an atom? How does this help explain the trend in atomic radius?
The number of protons increases, the number of electrons increases, and the number of energy levels remains the same.
The number of protons increases, the number of electrons remains the same, and the number of energy levels increases.
The number of protons remains the same, the number of electrons increases, and the number of energy levels increases.
The number of protons decreases, the number of electrons decreases, and the number of energy levels remains the same.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
identify the atom with the largest atomic radius: Sodium, Magnesium, or Aluminum?
Sodium
Magnesium
Aluminum
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the atom with the largest atomic radius: Iodine, Chlorine, or Bromine?
Iodine
Chlorine
Bromine
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the arrow that shows the trend of increasing atomic radius in a period: A, B, C, or D?
A
B
C
D
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The removal of an electron from an atom causes the remaining electrons to be pulled on with _______ electrical force from the nucleus.
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