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
8 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
Which of the following elements does NOT belong to the actinoid series?
10
Which block of elements is characterized by the presence of unpaired electrons in d or f orbitals, l...
6
What fundamental property did Dobereiner observe was intermediate for the middle element in his tria...
6
The Supreme Court suggested that the Election Commission should consider which document for voter id...
(Current Affairs)
11
Which organization identified IKEA as a 'focus market' and aims to increase local sourcing from 30% ...
(Current Affairs)
28