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 #39546
Back to Home
View All d and f BLOCK ELEMENTS Questions
21 Views
Question
What is the primary difference in the electronic configurations of Eu²⁺ and Eu³⁺ ions?
A. Eu²⁺ has a 4f⁷ configuration, while Eu³⁺ has a 4f⁶ configuration
B. Eu²⁺ has a 4f⁶ configuration, while Eu³⁺ has a 4f⁷ configuration
C. Eu²⁺ has a 4f⁸ configuration, while Eu³⁺ has a 4f⁷ configuration
D. Eu²⁺ has a 4f⁷ configuration, while Eu³⁺ has a 5d¹ configuration
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
What observable change occurs when acidified KMnO₄ is added to a solution containing Fe²⁺ ions ...
9
Why are the E°(M2+/M) values for Mn, Ni, and Zn more negative than expected from the general trend ...
9
What factor is primarily responsible for the high standard electrode potential (E°) value for the M...
7
How many motorists were penalized by the Delhi Traffic Police for driving without a valid Pollution ...
(Current Affairs)
25
In which city did South Africa win the World Test Championship final against Australia in June 2025?
(Current Affairs)
39