Science & Economics Chemistry Videos on chemistry (roughly covering a first-year high school or college course). Community Questions 2 Introduction to the Atom 5 Orbitals and Electrons 5 Periodic table, trends, and bonding 9 Chemical reactions (stoichiometry) 7 Ideal gas laws 12 States of matter 8 Reaction rates 12 Acids and bases 5 Oxidation reduction 5 Radioactive decay Chemistry Chemistry Community Questions Topics Introduction to the Atom Orbitals and Electrons Periodic table, trends, and bonding Chemical reactions (stoichiometry) Ideal gas laws States of matter Reaction rates Acids and bases Oxidation reduction Radioactive decay Science & Economics Chemistry Videos on chemistry (roughly covering a first-year high school or college course). Community Questions 2 Introduction to the Atom 5 Orbitals and Electrons 5 Periodic table, trends, and bonding 9 Chemical reactions (stoichiometry) 7 Ideal gas laws 12 States of matter 8 Reaction rates 12 Acids and bases 5 Oxidation reduction 5 Radioactive decay