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
d and f BLOCK ELEMENTS
Question #39667
Back to Home
View All d and f BLOCK ELEMENTS Questions
41 Views
Question
What is the electronic configuration of the Er³⁺ ion?
A. 4f¹⁰
B. 4f¹¹
C. 4f¹²
D. 4f¹³
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What would be the color change if a basic solution containing yellow chromate ions is acidified?
14
What is the electronic configuration of a Ti³⁺ ion?
51
Which element's tripositive ion (Ln³⁺) would have an electronic configuration of 4f⁹?
32