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 #32340
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
27 Views
Question
What is the oxidation number of chromium in Cr₂O₇²⁻?
A. +7
B. +6
C. +5
D. +3
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What happens when the switch in the Daniell cell is turned off?
20
In the reaction HCHO + 2[Ag(NH3)2]+ + 3OH– → 2Ag + HCOO– + 4NH3 + 2H2O, what is reduced?
22
What is the product of the redox reaction between PbO2 and HCl?
23
Which Indian state received a GI tag in 2025 for its traditional Ryndia silk and Khasi handloom prod...
(Current Affairs)
28
What significant reform does the National Sports Governance Bill introduce to resolve sports-related...
(Current Affairs)
22