electron shell in a sentence
Level:
The outermost electron shell is called the valence shell.
The electron shell helps explain reactivity.
The outermost electron shell is called the valence shell.
The first electron shell can hold up to two electrons, while the second shell can hold up to eight.
The electron shell is divided into subshells, each with a different shape and orientation.
The electron shell closest to the nucleus has the lowest energy.
The electron shell is also known as the energy level or principal quantum number.