Question
Chemistry Question on The Actinoids
Actinoid contraction is of greater extent then lanthanide contraction because :
A
poor shielding effect of 4f electrons
B
poor shielding effect of 5d electrons
C
more poor shielding effect of 5f electrons than 4f electrons
D
more poor shielding effect of 4f electrons than 5f electrons
Answer
more poor shielding effect of 5f electrons than 4f electrons
Explanation
Solution
The correct option is (C) : more poor shielding effect of 5f electrons than 4f electrons