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 #29717
Back to Home
View All REDOX REACTIONS AND ELECTROCHEMISTRY Questions
12 Views
Question
What is the oxidation number of Cu in Cu₂O?
A. +1
B. +2
C. +3
D. +4
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the oxidation state of hydrogen in most compounds?
10
In the reaction HCHO + 2[Ag(NH3)2]+ + 3OH– → 2Ag + HCOO– + 4NH3 + 2H2O, what is reduced?
12
Which of the following metals can displace hydrogen from acids but not from cold water?
15
Who among the following scientists was awarded the 2025 Nobel Prize in Medicine for discoveries rela...
(Current Affairs)
1
Which organization emphasized the rigorous screening and training of pilots following the Air India ...
(Current Affairs)
13