The size of the second and third row transition elements being almost the same. This is due to

Question

The size of the second and third row transition elements being almost the same. This is due to (A) d-and f- orbitals do not shield the nuclear charge very effectively (B) Lanthanide contraction (C) Both (a) (b) are true (D) None of the above is true

Tardigrade Admin · Accepted Answer

Correct answer is (c) Both (a) (b) are true

Q. The size of the second and third row transition elements being almost the same. This is due to

d-and f- orbitals do not shield the nuclear charge very effectively

Lanthanide contraction

Both (a) & (b) are true

None of the above is true

Correct answer is (c) Both (a) & (b) are true