anabelcannon
contestada

What does the bottom number within each box of the periodic table refer to? How can it be used to determine the number of neutrons inside an element?

Respuesta :

aagudocruz

Answer:

Atomic Number

Explanation:

The number below the symbol is the atomic number and this reflects the number of protons in the nucleus of each element's atom. Every element has a unique atomic number.

mia24682468
Atomic mass
It refers to how many protons and neutrons there are in an element