Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
REDOX REACTIONS AND ELECTROCHEMISTRY
Question #29688
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
47 Views
Question
What is the oxidation number of chromium in Cr₂O₃?
A. +2
B. +3
C. +4
D. +6
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In the reaction CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(l), what is the role of O₂?
30
What is the highest oxidation number of group 16 elements?
30
How many electrons are added in the reduction half-reaction of Cr₂O₇²⁻?
33