Title: Atomic Properties

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Presentation transcript:

Title: Atomic Properties 9-11-2012

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 12.0107

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 12.0107

Atomic Properties How many neutrons does Carbon have? How many neutrons does Boron have? boron 5 B 10.811 carbon 6 C 12.0107