What is the overall charge of the compound FeC2O4?

Oxidation Numbers and Iron Compounds

Interactive Video
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Chemistry
•
9th - 10th Grade
•
Hard

Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Depends on the environment
Neutral
Negative
Positive
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of the oxalate ion (C2O4)?
1+
2-
3-
0
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it challenging to determine the oxidation number of iron in FeC2O4?
Iron has a fixed oxidation state
Iron is not present in the compound
Iron is a transition metal
Iron is a non-metal
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of iron in FeC2O4?
0
3+
1+
2+
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the oxidation number of carbon in the oxalate ion determined?
By assuming it is always 4+
By measuring it experimentally
By using the charge of the ion and algebra
By looking at the periodic table
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of each carbon atom in the oxalate ion?
4+
3+
2+
5+
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the typical oxidation number of oxygen in compounds?
1-
3-
0
2-
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