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 #38616
Back to Home
View All d and f BLOCK ELEMENTS Questions
12 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
What is the significance of the term 'transition elements'?
11
Which transition metal forms an oxide MO where M is in the +2 oxidation state, like CuO?
10
Why do lanthanoid ions generally not form stable complexes with common ligands like H₂O or NH₃ c...
6
Which former IPOB leader was convicted on terrorism-related charges by a Nigerian court in November ...
(Current Affairs)
6
What is the primary objective of Karnataka’s Startup Policy 2025–2030?
(Current Affairs)
6