Test 4 - Part 1

within molecules

between molecules

within molecules

between molecules

Hydrogen Bonding

Polar Covalent Bonding

London Dispersion Forces

Dipole-Dipole Interactions

a. Solid element

b. gaseous element

a. gaseous, compound

b. solid compound

a. Liquid, element

b. Gaseous, Compound

a. liquid, element

b. Gaseous, Mixture of compounds

Homogenous

Heterogenous

Element

Compound

Physical

Chemical

iron rusting

charcoal burning

an ice cube melting

a marshmallow burning

Physical

Chemical

True

False

Fe - 4 and O - 5

Fe - 8 and O - 6

Fe - 2 and O - 5

Fe - 4 and O - 6

There are four potassium oxide molecules

There are two potassium oxide molecules

There are four potassium molecules

There are eight potassium oxide molecules

79.9 g/mol

159.8 g/mol

70.9 g/mol

141.8 g/mol

0.5

1

3

20

1.51x10 ²³ molecules NaCl

146 molecules NaCl

4.15 molecules NaCl

1.51x10²⁴ molecules NaCl

32.0 g CO₂

29.8 g CO₂

0.325 g CO₂

0.015 g CO₂

1 mole = Molar Mass "g"

1 mol = 6.02 x 10²³

Both

Neither