Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
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
28 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
In the reaction CH₄ + 2O₂ → CO₂ + 2H₂O, what is oxidized?
24
What is the correct number of electrons gained by one MnO4– ion in basic medium?
21
Which metal is the strongest reducing agent?
28
How did the amendment to the National Sports Governance Bill affect the BCCI's status regarding the ...
(Current Affairs)
22
What is the name of the train that crossed the Chenab Rail Bridge during a birthday celebration?
(Current Affairs)
42