U3 - L1 - Atomic # & Mass #
Authored by Mark Stinson
Science
7th - 8th Grade
NGSS covered
Used 284+ times
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Lithium atom as 3 protons, 4 neutrons, and 3 electrons. What is the atomic number of Lithium?
3
4
6
7
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An oxygen atom has 8 protons, 8 neutrons, and 8 electrons. What is the mass number?
6
8
10
16
Tags
NGSS.MS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A Fluorine atom has 9 protons, 10 neutrons, and 9 electrons. What is the atomic number?
9
10
19
28
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A boron atom has an atomic number of 5 and a mass number of 11. How many neutrons does an atom of Boron have?
5
6
11
16
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An atom of neon has an atomic number of 10 and a mass number of 20. How many neutrons does the atom have?
10
18
20
30
Tags
NGSS.MS-PS1-1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which particles are NOT included in the mass number?
Protons
Protons and Neutrons
Electrons
Neutrons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which particles are included in the atomic number?
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