Oxidation Numbers in N2H2
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Sophia Harris
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the total oxidation number of a neutral compound like N2H2?
It depends on the elements present.
It is always negative.
It is always positive.
It is zero.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of hydrogen when bonded to a nonmetal?
-1
0
+1
+2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many hydrogen atoms are present in N2H2, and what is their total contribution to the oxidation number?
Two hydrogen atoms, contributing +2
One hydrogen atom, contributing +1
Two hydrogen atoms, contributing -2
One hydrogen atom, contributing -1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If the total oxidation number of hydrogen in N2H2 is +2, what must be the total oxidation number of nitrogen to balance it?
0
-1
-2
+2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the algebraic method, what variable is used to represent the oxidation number of nitrogen?
y
n
x
z
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What equation is set up to solve for the oxidation number of nitrogen using algebra?
x + 2 = 0
2x + 2 = 0
x - 2 = 0
2x - 2 = 0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the oxidation number of nitrogen in N2H2?
0
-2
+1
-1
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