Which of the following pairs of elements have same radii?

Zr,Hf

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

Sc, Y

No worries! We‘ve got your back. Try BYJU‘S free classes today!

La, AC

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Zn, Cd

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A Zr,Hf
Zirconium (Zr) and Hafnium(Hf) have same radii. On going from Hafnium to Zirconium size increases because one more shell has been added but due to the poor shielding of d & f orbitals it's size shrinks and that's why they both have same radii.

Suggest Corrections

Similar questions

Q. Which of the following pair of elements have same number of shells?

Q. Because of lanthanoid contraction, which of the following pairs of elements have nearly the same atomic radii?

Q. Which of the following pairs have elements containing the same number of electrons in outer most orbit?

Identify the pair of elements from among the following which have the same number of valence electrons.

Because of lanthanoid contraction, which of the following pairs of elements have nearly same atomic radii ? (Numbers in the parenthesis are atomic numbers).

Join BYJU'S Learning Program

Which of the following pairs of elements have same radii?

The correct option is A Zr,HfZirconium (Zr) and Hafnium(Hf) have same radii. On going from Hafnium to Zirconium size increases because one more shell has been added but due to the poor shielding of d & f orbitals it's size shrinks and that's why they both have same radii.

The correct option is A Zr,Hf
Zirconium (Zr) and Hafnium(Hf) have same radii. On going from Hafnium to Zirconium size increases because one more shell has been added but due to the poor shielding of d & f orbitals it's size shrinks and that's why they both have same radii.