Unit 2 Review- History, Atomic Structure, Electron Configuration
Authored by Mary Lang
Chemistry
10th - 12th Grade
NGSS covered
Used 87+ times
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32 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The nucleus contains which subatomic particles?
Protons and electrons
Protons and neutrons
Neutrons and electrons
Protons, electrons, and neutrons
Tags
NGSS.HS-PS1-8
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The nucleus is surrounded by:
Protons
Neutrons
Electrons
Positrons
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The atomic number is always equal to the number of:
Neutrons
Electrons
Protons
Positrons
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
If an electrically neutral element has 10 protons and 12 neutrons, how many electrons does it have?
10
12
22
2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
An atom is electrically neutral when:
Electrons = neutrons
Neutrons = protons
Protons = electrons
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Mass of a proton is the same as the mass of:
electron
neutron
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
The number of electrons in an atom of neon (Ne):
9
10
19
1
Tags
NGSS.HS-PS1-1
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