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 #29671
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
33 Views
Question
What is the oxidation number 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 primary reason PbO2 can oxidize Cl⁻ ions in HCl?
24
In the reaction (CN)2 + 2OH– → CN– + CNO– + H2O, what type of reaction is this?
27
In the reaction 2KClO₃(s) → 2KCl(s) + 3O₂(g), what is the oxidation state of Cl in KClO₃?
28
Which constitutional body did Rahul Gandhi challenge over allegations of election rigging in Maharas...
(Current Affairs)
106
Which airline announced the cancellation of eight flights on June 21, 2025, due to maintenance and o...
(Current Affairs)
37