intro to periodic table
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Intro to Periodic TablePeterson
Intro to Periodic TableAtom – basic building block of all
matter.
Examples = He
H2O Salt WaterItalian Salad Dressing
Intro to Periodic TableElement – substance that consists
of only one type of atom. Molecule may have one, two or more…
Compound – substance that consists of more than one type of element.
Example = O or Oxygen
Example = O2 or Oxygen
Example = CO2 or Carbon Dioxide
Intro to Periodic TableAtoms
Nucleus – small, heavy part of the atom Electron Cloud – large, light weight part of
the atom
Intro to Periodic TableNucleus –
Neutrons No charge, Mass of 1 AMU Proton + charge, Mass of 1 AMU
# protons = Atomic #Atomic mass = n + p+
Intro to Periodic TableElectron Cloud –
Electrons - charge, ~0 mass Determine bonding properties of
substance!Install Periodic Table K12 App
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