ch6m rev m

Chapter 6m test review – modified

compound Lewis dot structure Molecular structure (dashes)

water

GeH4

CCl4

PI3

Cl2

What types of particles repel? Attract?

Explain the paper chromatography experiment, using the word polarity.

What is the general rule for determining what liquids will mix? Give examples.

What is special about water? What causes these special properties?

element Metal or nonmetal Lose or gain electrons Form a + or - ion # of outer electrons # electrons lost / gained

Mg

N

Name a reactive nonmetal, an unreactive nonmetal, a metal, and a metalloid.

Use this key: polyatomic ion, molecule covalent, hydrogen, ionic

Bond between Ca and O

Bond between 2 water molecules

Strongest bond

Weakest bond

Intramolecular force

Group of bonded atoms with a charge

Group of bonded atoms without a charge