Which of the following pairs of atomic numbers represents elements belong to the same group?

11,20

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

14, 33

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

13, 31

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

12, 30

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

Open in App

Solution

The correct option is C 13, 31
valence shell configuration of element $(Z = 13) = 3 s^{2} 3 p^{1}$
$Z = 31 = 4 s^{2} 4 p^{1}$

Suggest Corrections

Similar questions

Which group of atomic numbers represents the elements of the same group.

Join BYJU'S Learning Program