oxidation number
Quiz
•
Chemistry
•
1st - 5th Grade
•
Practice Problem
•
Medium
Standards-aligned
Yus Yusof
Used 43+ times
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is the oxidation number of Fe in FeO?
Tags
NGSS.HS-PS1-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The sum of all oxidation numbers in a neutral compound is ___.
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
What is oxidation number of Cr in
Cr2O72-?
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are oxidation numbers?
Tags
NGSS.HS-PS1-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidation number of O in its stable elemental form, O2:
0
-1
-2
+2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidation number of Fe in Fe2+ ion:
0
-2
+2
+3
Tags
NGSS.HS-PS1-2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge, or oxidation number, for elements in Group 2?
-2
+2
-3
Tags
NGSS.HS-PS1-1
NGSS.HS-PS1-2
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