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 #38616
Back to Home
View All d and f BLOCK ELEMENTS Questions
67 Views
Question
What is the electronic configuration of the Fe2+ ion?
A. [Ar] 3d4 4s2
B. [Ar] 3d5 4s1
C. [Ar] 3d6
D. [Ar] 3d7
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
How do the atomic/ionic sizes of Lanthanoids generally change with increasing atomic number?
41
What does the term 'ductility' mean when describing transition metals?
42
Which electron subshell is formally filled last in the progression of the actinoid series?
48