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 #29704
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
18 Views
Question
What is the oxidation number of Cr in Cr₂O₇²⁻?
A. +4
B. +5
C. +6
D. +7
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In the reaction 2Na(s) + H2(g) → 2NaH(s), what happens to sodium?
14
What is the oxidation number of sulfur in Na₂S₂O₃?
15
What is the main purpose of the half-reaction method in balancing redox reactions?
14
Which former Mexico international footballer faced backlash from President Claudia Sheinbaum in July...
(Current Affairs)
17
Which country announced plans to reduce restrictions on US beef imports in July 2025?
(Current Affairs)
19