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 #38983
Back to Home
View All d and f BLOCK ELEMENTS Questions
34 Views
Question
What is the oxidation state of Chromium in Cr2O3?
A. +2
B. +3
C. +4
D. +6
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the electronic configuration of the element with atomic number 91 (Protactinium)?
31
Which ion listed in Table 4.7 has a calculated spin-only magnetic moment of 2.84 BM?
36
In the half-reaction 6 Fe^2+ -> 6Fe^3+ + 6 e–, what role does Fe^2+ play?
31