Content protected from screenshots
GKFix.in
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
Home
My Profile
General Knowledge
Categories
Concept Builder
Start Quiz
Logout
GKFix MCQ Question
Test your knowledge and learn something new
Home
REDOX REACTIONS AND ELECTROCHEMISTRY
Question #32358
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
48 Views
Question
What is the oxidation number of phosphorus in H₄P₂O₇?
A. +3
B. +5
C. +7
D. +4
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which element corresponds to E⁰ = –0.44 V?
45
What is the oxidation number of Mn in MnO2?
46
What is the main difference between balancing redox reactions in acidic and basic mediums?
33