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 #30206
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
26 Views
Question
What is the oxidation state of Cr in Cr2O7^2–?
A. +3
B. +4
C. +5
D. +6
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
In which step are H₂O and H⁺ added to balance O and H atoms in acidic medium?
20
What is the sensitivity of the test using H₂S gas to detect Cu²⁺ ions?
15
What is the correct balanced equation for the redox reaction involving PbO2 and HCl?
17
On 18 October 2025, the Ministry of Home Affairs constituted a tribunal to adjudicate the ban on whi...
(Current Affairs)
12
What is the purpose of France’s European Pact for the Oceans launched during the UN Ocean Conferen...
(Current Affairs)
225