Atoms and Elements
Antoine-Laurent Lavoisier (1743-1794)
PPT Slide
Two Laws of Chemistry
Dalton’s Theory
Elemental Percent composition and atom ratios
Michael Faraday
electric charge
The electron
Cathode Ray Tube
Thomson Atom
Millikan Oil Drop Experiment
Ernest Rutherford
Rutherford’s apparatus
Gold Foil Experiment
Nuclear Atom
Inside the Nucleus
Nucleons
Counting Nucleons
Counting Electrons
Isotopes
Isotopic Abundance
Average Atomic Mass
Radioactive Isotopes
Mass Spectrometry
Email: CHMTLB@HOFSTRA.EDU