Quiz: Electron Configuration Calculator

1/6. What does the ground state electron configuration describe?

2/6. In the electron configuration 1s², what does the superscript 2 mean?

3/6. Which subshell can hold a maximum of 10 electrons?

4/6. Which rule states that electrons fill orbitals in order of increasing energy?

5/6. According to Hund’s rule, what happens in orbitals of the same energy (e.g., p orbitals)?

6/6. What does the Pauli exclusion principle state?

🏁 Your score:

1/5. What are valence electrons?

2/5. What is the correct ground-state electron configuration of carbon?

3/5. Why do the two 2p electrons in carbon remain unpaired?

4/5. How many valence electrons does oxygen have?

5/5. For elements in groups 13-18, how do you determine the number of valence electrons?

🏁 Your score: