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
d and f BLOCK ELEMENTS
Question #38802
Back to Home
View All d and f BLOCK ELEMENTS Questions
28 Views
Question
What is the oxidation state of Cobalt in Co₂O₃?
A. +1
B. +2
C. +3
D. +4
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In neutral or faintly alkaline solutions, what is the primary product when thiosulphate ion is oxidi...
10
What is the electronic configuration of the Ni2+ ion?
28
What is the general symbol commonly used to represent any lanthanoid element in chemical discussions...
7
What did the Supreme Court of India emphasize during its hearing on Delhi-NCR's air pollution on Nov...
(Current Affairs)
24
Who flagged off the ‘Sundays on Cycle’ campaign in Janakpuri?
(Current Affairs)
53