Elements and Bohr Models
Authored by Laura Searcy
Chemistry
6th - 10th Grade
NGSS covered
Used 948+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A __________ is a subatomic particle with a positive charge.
proton
neutron
electron
nucleus
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
This is the location of electrons in an atom.
nucleus
protons
orbitals
neutrons
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How many valence (outer) electrons does an Oxygen atom have?
2
6
8
16
Tags
NGSS.MS-PS1-1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
A __________ is a subatomic particle with a negative charge.
proton
neutron
electron
nucleus
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the average atomic mass of Magnesium?
12.011
14.007
22.990
24.305
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the molecule 4CO2, the number "4" is a...
subscript
coefficient
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
What is the atomic number of this element?
17
18
35
35.453
Tags
NGSS.MS-PS1-1
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