Covalent Bonding Review You will need: a white board, marker, paper towel & periodic table.

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Presentation transcript:

Covalent Bonding Review You will need: a white board, marker, paper towel & periodic table

Fill in the Blank Atoms need ___ valence electrons in order to be stable. 8

Fill in the Blank Atoms need 8 valence electrons in order to be stable. This is called the ____________ __________. Octet Rule

Fill in the Blank A ___________ covalent bond is formed when electrons are shared equally. nonpolar

Fill in the Blank A ___________ covalent bond is formed when electrons are shared unequally. polar

Fill in the Blank A ____________ ___________ compound usually contains carbon, hydrogen & oxygen. (from the last test) Molecular covalent

Fill in the Blank Metals have a _____ ____ _________ which allows them to be malleable and ductile. (from the last test) Sea of Electrons

Fill in the Blank Diamonds and sand are examples of __________ __________ compounds. (from the last test) Network Covalent

Metal vs. Nonmetal Identify the following as either a metal or a nonmetal: Sodium Metal

Metal vs. Nonmetal Identify the following as either a metal or a nonmetal: Cobalt Metal

Metal vs. Nonmetal Identify the following as either a metal or a nonmetal: Sulfur Nonmetal

Metal vs. Nonmetal Identify the following as either a metal or a nonmetal: Hydrogen Nonmetal

Ionic vs. Covalent Identify the following compounds as either ionic or covalent: CO 2 covalent

Ionic vs. Covalent Identify the following compounds as either ionic or covalent: MgCl 2 ionic

Ionic vs. Covalent Identify the following compounds as either ionic or covalent: CuCl 2 ionic

Ionic vs. Covalent Identify the following compounds as either ionic or covalent: PCl 3 covalent

To Prefix or Not To Prefix??? What type of compounds use prefixes in their names? Only covalent!!! Do not use prefixes for ionic compounds!

Names & Formulas Write the name for the following compound: MgS Magnesium sulfide

Names & Formulas Write the name for the following compound: N 2 O Dinitrogen monoxide

Names & Formulas Write the name for the following compound: BeSO 4 Beryllium sulfate

Names & Formulas Write the name for the following compound: SF 6 Sulfur hexafluoride

Names & Formulas Write the name for the following compound: PCl 5 Phosphorus pentachloride

Names & Formulas Write the name for the following compound: FeCl 3 Iron III chloride

Names & Formulas Write the formula for the following compound: sodium oxide Na 2 O

Names & Formulas Write the formula for the following compound: carbon tetrachloride CCl 4

Names & Formulas Write the formula for the following compound: nitrogen trihydride NH 3

Names & Formulas Write the formula for the following compound: carbon monoxide CO

Names & Formulas Write the formula for the following compound: sodium sulfate (sulfate = SO 4 -2 ) Na 2 SO 4

Names & Formulas Write the formula for the following compound: diphosphorus pentoxide P2O5P2O5

Names & Formulas Write the formula for the following compound: sulfur dioxide SO 2