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Honors Chemistry Podcast 4.2. Chemical Nomenclature and Formula Writing. Ionic Compounds. Formed from metals losing electrons to nonmetals resulting in ions of opposite charges. Na Cl. Formation of Ions. Formation of Ions. Nomenclature (naming). Metal ion always goes first

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Honors chemistry podcast 4 2

Honors Chemistry Podcast 4.2

Chemical Nomenclature and

Formula Writing


Ionic compounds
Ionic Compounds

  • Formed from metals losing electrons to nonmetals resulting in ions of opposite charges.

    Na Cl




Nomenclature naming
Nomenclature (naming)

  • Metal ion always goes first

  • Nonmetal ion changes name ending to –ide

    NaBr

    CaCl2


Name the following ionic compounds
Name the following ionic compounds

  • Li2S

  • K3P

  • CaO

  • Sr3N2

  • MgI2


Formula writing
Formula Writing

  • Metal (positive ion) first

  • Balance charge of ions to form a neutral compound

  • Examples:

  • Magnesium nitride Sodium Sulfide


Formula writing1
Formula Writing

  • Write formulas for the following compounds:

  • Magnesium nitride

  • Potassium chloride

  • Lithium Sulfide

  • Rubidium oxide


Transition metals
Transition Metals

  • Elements with more than one possible charge (oxidation state)- use Roman numerals in name

  • Fe2(SO4)3

  • FeSO4

  • CuO

  • Cu2O


Transition metals1
Transition Metals

  • Write the formula for the following:

    Manganese (II) oxide

    Cobalt (I) phosphide

    Titanium (II) bromide

  • Name the following:

    CuCl2

    NiBr

    AuCl3



Polyatomic ions1
Polyatomic Ions

  • Name the following:

    Na2SO4

    K3PO4

    Mg(OH)2

  • Write the formulas for the following:

    Titanium (II) hydroxide

    Potassium sulfite

    Calcium nitrate


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