Atom Models - Protons & Electrons
Authored by Teri Thompson
Science
8th Grade
NGSS covered
Used 22+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of atom model is shown?
Bohr Model of the atom
Electron Cloud Model of the atom
Tags
NGSS.MS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of atom model is shown?
Bohr Model of the atom
Electron Cloud Model of the atom
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the number of protons in the Bohr Model Shown?
2
5
7
14
Answer explanation
Nitrogen has an atomic number of 7.
This tells you that the number of protons is 7.
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many protons should be placed in the nucleus of the Bohr Model shown?
2
4
6
8
Answer explanation
There are 6 electrons.
The number of protons must equal the number of electrons, so there are also 6 protons in the nucleus.
Tags
NGSS.MS-PS1-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many electrons should be located on the 3rd energy level of this Bohr Model of Argon (Ar)?
6
2
8
18
Answer explanation
It has 18 electrons.
The 1st has 2, the 2nd has 8 - which adds up to 10.
It needs 8 more.
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Silicon (Si) has an atomic number of 14.
How many electrons would be placed on each energy level?
1st - 2
2nd - 8
3rd - 4
1st - 4
2nd - 8
3rd - 2
1st - 2
2nd - 6
3rd - 6
1st - 2
2nd - 8
3rd - 8
Tags
NGSS.MS-PS1-1
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Fluorine (F) has 9 protons.
How many electrons would be placed on the 2nd energy level to complete the Bohr Model of fluorine?
9
2
8
7
Answer explanation
9 protons = 9 electrons
The 1st energy level has 2 electrons.
9 - 2 = 7
So, 7 electrons will go on the 2nd level.
Tags
NGSS.MS-PS1-1
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