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 #32332
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
24 Views
Question
In K₂MnO₄, what is the oxidation number of manganese (Mn)?
A. +7
B. +6
C. +4
D. +2
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which of the following represents the reduction of mercury(I) ion?
21
Which element corresponds to E⁰ = –0.44 V?
25
In the reaction 2K₄[Fe(CN)₆] + H₂O₂ → 2K₃[Fe(CN)₆] + 2KOH, what is reduced?
25
What is the name of the new South Korean President who approved legislation for independent investig...
(Current Affairs)
29
Bollywood actor Shah Rukh Khan, on Prime Minister Narendra Modi's 75th birthday, praised his energy ...
(Current Affairs)
26