Chemistry Notes
Chapters 9-10.
CHEMICAL COMPOUNDS AND FORMULAS
Addresses part of Massachusetts Curriculum Frameworks, content standard 4

•   Naming simple ionic compounds "Name the positive ion, then name the negative ion"
•   Naming simple covalent compounds

  FIRST WORD Numeric prefix if more than 1 + FIRST ELEMENT

  SECOND WORD Numeric prefix + SECOND ELEMENT + "-ide"

•   Compounds with polyatomic ions         Polyatomic ions
•   Special rules for acids

  If negative ion ends in:	then acid name is:
  -ide	"Hydro" + (root) + "-ic"
  -ite	(Root) + "-ous"
  -ate	(Root) + "-ic"

•   Writing formulas from names         Nomenclature
•   Oxidation numbers
•   Moles
•   Avogadro and his number
•   Molecular weight (Molar mass)
•   Percentage composition from formula
•   Empirical formula from percentage composition

Chapter Index             Chem Syllabus

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