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 #29763
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
30 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 2H₂O(l) → 2H₂(g) + O₂(g), what is the oxidation state of H in H₂O?
24
In the reaction Mg(s) + F₂(g) → MgF₂(s), what type of change does Mg undergo?
23
What is the total increase in oxidation state of Br in the reaction Br^– → BrO3^–?
18
How many people were killed in the Mississippi rampage by Daricka M Moore on January 10, 2026?
(Current Affairs)
17
Who was banned for life by the Pakistan Athletics Federation in October 2025 for violating the Punja...
(Current Affairs)
25