Electron Configuration

Front

What is electron configuration?

Back

The distribution of electrons in an atom's orbitals, indicating how many electrons occupy each energy level and sublevel.

Front

What is the electron configuration for a neutral oxygen atom?

Back

1s² 2s² 2p⁴.

Front

How many electrons does silicon (Si) have?

Back

14 electrons.

Front

What is the electron configuration of silver (Ag)?

Back

[Kr] 5s² 4d⁹.

Front

What element has the electron configuration 1s² 2s² 2p⁶?

Back

Neon.

Front

What is the significance of the Aufbau principle in electron configuration?

Back

It states that electrons occupy the lowest energy orbitals first before filling higher energy levels.

Front

What does the notation [Ar] represent in electron configuration?

Back

It indicates that the electron configuration starts from the noble gas Argon, which has a complete electron configuration.

Front

What is the maximum number of electrons that can occupy an s orbital?

Back

2 electrons.

Front

What is the maximum number of electrons that can occupy a p orbital?

Back

6 electrons.

Front

What is the electron configuration for zinc (Zn)?

Back

[Ar] 4s² 3d¹⁰.