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 #29672
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
66 Views
Question
What is the oxidation number of cobalt in Co2O3?
A. +2
B. +3
C. +4
D. +6
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the correct balanced redox equation for the reaction between MnO4^– and Br^– in basic me...
20
What conclusion can be drawn about Na₄XeO₆ from XeO₆⁴⁻ + 2F⁻ + 6H⁺ → XeO₃ + F₂ +...
37
Which of the following is a redox-sensitive indicator used in dichromate titrations?
42