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
d and f BLOCK ELEMENTS
Question #38796
Back to Home
View All d and f BLOCK ELEMENTS Questions
12 Views
Question
What is the oxidation state of Copper in Cu₂O?
A. 0
B. +1
C. +2
D. +3
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What is the electronic configuration of the Eu²⁺ ion?
9
Which Lanthanoid tripositive ion (Ln³⁺) has an electronic configuration of 4f¹⁰?
9
What is the main structural feature that defines an interstitial compound?
13
What was the India Meteorological Department's (IMD) forecast for September 2025 rainfall in India?
(Current Affairs)
13
A severed human hand was discovered near which landmark three days after the Red Fort blast?
(Current Affairs)
10