Question

What is the shell before valence shell

Answer 1

The shells before valence shells are parent electrons.

Answer 2

❤❤ Hey mate there is your answer I hope It's helpful for you ❤❤

❤❤. Mark the brainlist answers buddy ❤❤

The outer shell of any atom is called the valence shell. When the valence electron in any atom gains sufficient energy from some outside force, it can break away from the parent atom and become what is called a free electron.