
Oxidation Numbers in K3PO4
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Aiden Montgomery
FREE Resource
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9 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the overall charge of the compound K3PO4?
Neutral
Negative
Variable
Positive
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which group does potassium belong to, and what is its typical oxidation number?
Group 4, +4
Group 2, +2
Group 3, +3
Group 1, +1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is the oxidation number of phosphorus not immediately known?
It is not a common element.
It varies depending on the compound.
It is always zero.
It is not listed in the common oxidation states.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical oxidation number for oxygen in compounds?
-2
0
-3
-1
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many oxygen atoms are present in K3PO4?
3
5
2
4
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equation used to find the oxidation number of phosphorus in K3PO4?
3 - x + 8 = 0
x + 8 = 0
3x - 8 = 0
3 + x - 8 = 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of phosphorus in K3PO4?
+5
+4
+6
+3
8.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of each potassium atom in K3PO4?
+4
+1
+2
+3
9.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of all oxidation numbers in a neutral compound like K3PO4?
-1
+2
+1
0
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