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
REDOX REACTIONS AND ELECTROCHEMISTRY
Question #29763
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
58 Views
Question
What is the oxidation number of Cr in CrO₄²⁻?
A. +3
B. +4
C. +5
D. +6
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In the reaction 2Cu₂O + Cu₂S → 6Cu + SO₂, which element is reduced?
41
What is the main disadvantage of using Cr2O72– as a self-indicator?
44
Which of the following has the same number of electrons transferred as MnO₄⁻ reduction?
41