What is the overall charge of magnesium permanganate?

Oxidation Numbers and Chemical Equations

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•
Chemistry
•
9th - 10th Grade
•
Hard

Olivia Brooks
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Variable
Positive
Neutral
Negative
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of magnesium in magnesium permanganate?
+4
+3
+2
+1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical oxidation number of oxygen in compounds?
-3
-2
0
-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the equation setup, what symbol is used to represent the oxidation number of manganese?
m
y
x
z
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many oxygen atoms are considered in the equation for magnesium permanganate?
2
4
3
5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of multiplying four oxygen atoms by their oxidation number?
-10
-4
-8
-6
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in solving the equation for manganese's oxidation number?
Divide by 2
Multiply by 2
Subtract 16 from both sides
Add 16 to both sides
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