Oxidation Numbers in Complex Compounds
Interactive Video
•
Chemistry
•
10th - 12th Grade
•
Practice Problem
•
Hard
Liam Anderson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of sodium in NaAu(CN)2?
0
+2
+1
-1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the compound NaAu(CN)2, what is the oxidation number of gold represented as?
y
x
z
w
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of the cyanide ion (CN) in NaAu(CN)2?
+1
+2
-1
0
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do the oxidation numbers in the cyanide ion add up?
To zero
To +1
To -1
To +2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What equation is set up to find the oxidation number of gold in NaAu(CN)2?
x + 2 = 0
x - 1 = 0
x + 1 = 0
x - 2 = 0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of gold in NaAu(CN)2?
+1
+2
-1
0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total oxidation number for the entire compound NaAu(CN)2?
+2
-1
0
+1
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