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 #30333
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
33 Views
Question
What is the oxidation state of Cr in Cr₂O₇²⁻?
A. +6
B. +3
C. +4
D. +5
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In the reaction CH₄(g) + 2O₂(g) → CO₂(g) + 2H₂O(l), what is the role of O₂?
24
What is the main reason why fluorine cannot be used in aqueous solutions for displacement reactions?
18
What is the oxidation number of manganese in K₂MnO₄?
31
Which Indian golfer made the cut at the Lacoste Ladies Open de France with scores of 70 and 68, plac...
(Current Affairs)
36
Which Indian city is set to host the G20 Education Ministers' Summit?
(Current Affairs)
333