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 #39511
Back to Home
View All d and f BLOCK ELEMENTS Questions
33 Views
Question
What is the primary cause attributed to the lanthanoid contraction?
A. The imperfect shielding of one 4f electron by another within the same sub-shell
B. The perfect shielding of 4f electrons
C. The increase in the number of 5d electrons
D. The decrease in nuclear charge
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Which element's placement challenged the strict order of atomic weights in Mendeleev's table?
9
What is the formula of the mixed oxide containing Iron in both +2 and +3 oxidation states?
25
What is the general electronic configuration for the outer orbitals of Zn, Cd, Hg, and Cn?
32