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
d and f BLOCK ELEMENTS
Question #39403
Back to Home
View All d and f BLOCK ELEMENTS Questions
20 Views
Question
What is the oxidation state of Mn in potassium manganate (K₂MnO₄)?
A. +6
B. +7
C. +4
D. +2
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Based on the information about ionization enthalpies, how are the outer electrons held in early acti...
6
Which of the following properties is generally associated with non-metals?
22
What is the main factor determining the general trend of E°(M2+/M) values becoming less negative ac...
10