Atomic structure

Chemistry

Protons and neutrons are located in the ...

Which **two** statements are correct about protons?

the atomic mass subtract the atomic number

How do you calculate the amount of each subatomic particle in an atom?

An element is a substance made of {{}} type of atom.

The periodic table shows all of the existing chemical {{}}.

What is the correct chemical symbol for calcium?

Which **two** statements are correct about electrons?

Electrons and neutrons in the nucleus with protons in shells.

Electrons and protons in the nucleus with neutrons in shells.

Neutrons and protons in the nucleus with electrons in shells.

Which statement describes the current accepted model of the atom?