1. Atomic Structure

Electron Configuration — Quiz

Test your understanding of electron configuration with 5 practice questions.

Practice Questions

Question 1

What is the electron configuration of the element lead (Pb) with atomic number 82?

Question 2

For the element tin (Sn) with atomic number 50, how many electrons occupy the $5p$ orbitals in its ground state electron configuration?

Question 3

Which of the following is the correct ground state electron configuration of the element xenon (Xe) with atomic number 54?

Question 4

How many unpaired electrons are present in the ground state electron configuration of the element iodine (I) with atomic number 53?

Question 5

Which element has the electron configuration $[Kr] 4d^{10} 5s^2 5p^3$ in its ground state?