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
15 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 is the role of electrons in oxidation?
9
What is the correct chemical equation for the reaction between zinc and hydrochloric acid?
12
In the reaction 2Na(s) + O2(g) → 2Na2O(s), what is the correct representation of the half-reaction...
8
What innovative method are farmers in Kenya's Taita Hills using to deter elephants from raiding thei...
(Current Affairs)
12
Which minister launched AC and fan replacement schemes to reduce power bills?
(Current Affairs)
210