section 2 part 1 QUIZ CHEM

protons?

• Nucleus -1

• Nucleus +1

• Nucleus 0

• orbit

electrons?

• Nucleus -1

• Nucleus +1

• Nucleus 0

• orbit-1

Nutrons?

• Nucleus -1

• Nucleus +1

• Nucleus 0

• orbit-1

protons

• give an element its identity. Each element has a different number of this

• atoms of a element with the same number of protons but a differing number of neutrons.

• average mass of all isotopes of an element. The “decimal number” on the periodic table.

• • charged particles. 

Isotopes

• give an element its identity. Each element has a different number of this

• atoms of a element with the same number of protons but a differing number of neutrons.

• average mass of all isotopes of an element. The “decimal number” on the periodic table.

• • charged particles. 

Average atomic mass

• give an element its identity. Each element has a different number of this

• atoms of a element with the same number of protons but a differing number of neutrons.

• average mass of all isotopes of an element. The “decimal number” on the periodic table.

• • charged particles. 

ions

• give an element its identity. Each element has a different number of this

• atoms of a element with the same number of protons but a differing number of neutrons.

• average mass of all isotopes of an element. The “decimal number” on the periodic table.

• • charged particles. 

Atomic number

• # of protons and neutrons

• • # of protons 

Mass number

• # of protons and neutrons

• • # of protons