IP REC: Redox Reactions
Authored by Xiaotian Zhang
Chemistry
10th - 12th Grade
NGSS covered
Used 10+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the oxidation number of chlorine in HClO?
0
-1
+1
+5
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Oxidation is the _________ of electrons.
loss
gain
sharing
transfer
Tags
NGSS.HS-PS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Reduction is the ___________ of electrons.
loss
gain
sharing
transfer
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of nitrogen in N2?
-3
0
+4
-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The sum of the oxidation numbers in Na2CO3 is equivalent to
0
-2
+1
-1
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following half reactions correctly represents a reduction half reaction?
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Defined as the gain of electrons.
oxidation
redox
reduction
LEO GER
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