1. Title: Atomic Properties

2. Atomic Properties Atomic Number
Tells you the number of protons in an atom
Tells you the number of electrons in a neutral atom
Key:
element name
atomic number
symbol
atomic weight
boron 5 B
10.811
carbon 6 C

3. Atomic Properties Atomic mass Tells you the mass of the atom
Atomic mass = # of protons + # of neutrons
boron 5 B
10.811
carbon 6 C

4. Atomic Properties How many neutrons does Carbon have?
How many neutrons does Boron have?
boron 5 B
10.811
carbon 6 C