Atomic Radius

Quiz
•
Science
•
10th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the definition of Atomic Radius?
Atomic radius is the distance from the brim of the nucleus to the outermost shell containing electrons.
Atomic radius is the distance from the center of the nucleus to the innermost shell containing electrons.
Atomic radius is the distance from the center of the nucleus to the outermost shell containing electrons.
Atomic radius is the distance from the center of the nucleus to the outermost shell containing protons.
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which periodic group has the smallest atomic radius?
Halogens
Alkali metals
Transition metals
Noble Gases
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Does the atomic size increase or decrease when going across the period?
Increases
Decreases
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
As you move down the periodic table atoms get bigger. This is because ____________.
The atoms have more mass.
The atoms have more protons.
The atoms have more neutrons
The atoms have more energy levels
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The more protons there are, the ________ .
Smaller the electrons
Weaker the pull
Bigger the electrons
Stronger the pull
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these best explains the reasoning behind the trend that as you go across a period, size decreases?
As you go across a period, more energy levels are added, which shrinks the atom.
The added electrons in the nucleus give the atom a negative charge, which shrinks the atom.
The added protons in the nucleus pull the electrons closer to them, which shrinks the atom.
All of the above
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which order is correct from largest to smallest atomic radius?
Thallium, Indium, Gallium, Boron
Boron, Thallium, Indium, Gallium
Boron, Gallium, Indium, Thallium
Thallium, Gallium, Indium, Boron
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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