REDOX Review 2
Authored by Sarah Maine
Chemistry
9th - 12th Grade
NGSS covered
Used 15+ times
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21 questions
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1.
MATCH QUESTION
1 min • 1 pt
Match the following: oxygen with the oxidation state used in the substance.
0
Na2ClO2
+2
OF2
-1
O2
-2
BaO2
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
When 1 mole of Ni3+ changes to Ni2+, the Ni3+ undergoes
oxidation by losing electrons
oxidation by gaining electrons
reduction by losing electrons
reduction by gaining electrons
Tags
NGSS.HS-PS1-2
NGSS.HS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
decreases
increases
remains the same
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a chemical reaction, as a species is oxidized, its oxidation number
decreases
increases
remains the same
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Tags
NGSS.HS-PS1-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a reduction reaction, because there is a decrease in oxidation number
a reduction reaction, because there is a increase in oxidation number
an oxidation reaction, because there is a decrease in oxidation number
an oxidation reaction, because there is a increase in oxidation number
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Zn
Fe2+
Zn2+
Fe
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