balancing
formula writing
reaction types
bonding types
molecular geometry (shape)
100

H2+O2-->H2O

2H2+O2-->2H2O

100

Na+Cl2-->

2Na+Cl2-->2NaCl

100

A+B-->AB

Synthesis

100

This type of bond shares electrons equally.

Covalent.

100

CH4

Tetrahedral

200

Na+O2-->Na2O

4Na+O2-->2Na2O

200

Mg+Cl2-->

Mg+Cl2-->MgCl2

200

AB-->A+B

Decomposition

200

This type of bond occurs between atoms with a significant difference in electronegativity.

Polar Covalent Bond

200

CO2

Linear

300

Li+H2O-->LiOH+H2

2Li+2H2O-->2LiOH+H2

300

Al(OH)3+HCl-->

Al(OH)3+3HCl-->AlCl3+3H2O

300

AB+C-->A+CB

Single Replacement Reaction

300

In this type of bond, electrons are not shared but given.

Ionic

300

H2O

Bent

400

NaOH+H2CO3-->Na2CO3+H2O

2NaOH+H2CO3-->Na2CO3+2H2O

400

C2H6+O2-->

2C2H6+7O2-->4CO2+6H2O

400

AB+CD-->AD+CB

Double Replacement Reaction

400

This type of bonding is characterized by a sea of electrons.

Metallic Bonding

400

SF6

Octahedral

500

C3H8+O2-->CO2+H2O

C3H8+5O2-->3CO2+4H2O

500

C6H12O6+O2-->

C6H12O6+6O2-->6CO2+6H2O

500

C2H6O+O2-->CO2+H2O

Combustion Reaction

500

This type of bonding is the strongest of the intermolecular forces.

Hydrogen Bonding

500

ClF3

T-Shaped