Models of Atoms

When drawing a Bohr model, how do you determine the number of electrons?

• Valence Electrons

• Mass Number

• Atomic Number

• Atomic Mass Unit

Where are neutrons found?

• In the nucleus of the atom.

• In the energy shells, or orbitals of the atom

• It varies for each element where neutrons are found.

Where are protons found?

• In the nucleus of the atom.

• In the energy shells, or orbitals of the atom

• It varies for each element where protons are found.

What is the charge on a electron?

• positive

• negative

• neutral

What is the charge on a proton?

• positive

• negative

• neutral

What is the charge on a neuton?

• positive

• negative

• neutral

Miss K's favorite element is potassium. What is potassium's atomic number?

• 19

• 39.098

• K

• I can't tell?

Miss K's favorite element is potassium. What is potassium's atomic mass?

• 19

• 39.098

• K

• I can't tell?

Miss K's favorite element is potassium. What is potassium's symbol?

• 19

• 39.098

• K

• I can't tell?

Atomic mass is equal to

• # of electrons + # of protons.

• # of neutrons + # of protons.

• # of neutrons + # of electrons.

• # of neutrons + # of protons + # of electrons.