Shapes of Geometry, Conversion factors

Linear

Bonds: 2

Lone Pairs: 0

# charge clouds: 2

Bond angle": 180

2 in a line, 180 fine

Trigonal Planar

Bonds: 3

Lone Pairs: 0

# charge clouds: 3

Bond angle: 120

3 flat friends at 120 ends

Trigonal Bent

Bonds: 2

Lone Pairs: 1

# charge clouds: 3

Bond Angle: 120

3 clouds, one’s shy, so it bends nearby

Tetrahedral

Bonds: 4

Lone pairs: 0 

# clouds: 4

Bond Angle: 109.5

4 corners, perfect core, 109.5 forever more

Pyramidal

Bonds: 3

Lone Pairs: 1

# clouds: 4

Bond angle: 107

tetrahedral w one hair down

Tetrahedral Bent

Bonds: 2

Lone Pairs: 2

# clouds: 4

Bond angle: 104.5

tetra w 2 pushers bends even more

Molar mass

Grams and Moles

mole to mole ratio

moles of one compound, moles of a different compound

avogardos number

Moles and either; atoms, molecules, particles, formula units