OL Atomic Theory Review 2021
Authored by Anna Henicke
Chemistry
10th Grade
NGSS covered
Used 25+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the mass number?
Protons+Electrons
Protons+Neutrons
Protons+Neutrons+Electrons
Calculate it using the percent abundance for each isotope
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you find the average atomic mass?
Protons+Electrons
Protons+Neutrons
Protons+Neutrons+Electrons
Calculate it using the percent abundance for each isotope
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does Carbon-12 and Carbon-14 differ?
# of protons
Mass #
# of neutrons
Mass # and # of neutrons
Tags
NGSS.HS-PS1-8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Carbon-12 and Carbon-14 are
Ions
Isotopes
Cations
Anions
Tags
NGSS.HS-PS1-8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If carbon has an average atomic mass of 12.011 amu, which isotope is the most abundant?
C-14
C-12
C-16
They are equal
6.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Which is true of a cation (select all that apply)?
A positively charged ion
Formed by gaining protons
Formed by losing electrons
Formed by gaining electrons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If aluminum loses 3 electrons, what will the charge be?
+
-
+3
-3
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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