Atom Bellwork

The atomic mass is the...

• number of protons and neutrons inside the nucleus

• number of electrons or protons

• number of protons, neutrons and electrons

What is at the center of every atom?

• an electron

• a compound

• a nucleus

• a molecule

What is the atomic number of neon?

• 10

• 20

• 30

• 11

What determines the atomic mass of an atom?

• The number of electrons

• The number of protons

• The total number of protons and neutrons

• The number of atomic orbitals