| A | B |
|---|
| matter | anything that has mass and volume |
| phases of matter | solid, liquid, gas, plasma |
| sumblimation | solid to gas |
| vaporization | liquid to gas |
| Mendeleev | designed the periodic table |
| Moseley | revised periodic table |
| families | there are 18 |
| periods | there are 7 |
| covalent | nonmetals and nonmetals/share |
| ionic | metals and nonmetals/transfer |
| metallic | metals and metals/sea of electrons |
| ionization energy pattern | low to high from left to right |
| electron affinity | low to high |
| polyatomic ion | 2 or more atoms covalently bonded |
| scientific method steps | state problem,gather info, hypothesis,experiment,record data,conclusion |
| mass | amountof matter in an object |
| inertia | resistence of object to change in motion |
| weight | response of mass to pull of gravity |
| volume | amount of space and object takes up |
| density | mass per unit of volume, D=Mass/Volume |
| condensation | gas to liquid |
| boyle's law | pressure up, volume down/inversely |
| charle's law | temp. up, pressure up/direct |
| homogenous matter | identical prop. throughout |
| heterogenous matter | parts with different propertiessubatomic particles |
| atomic number | number of protons in nuclues |
| atomic mass | average # of protons and neutrons |
| mass number | sum of protons and neutrons in nucleaus |
| ion | a charged atom + or - |
| 4 types of reactions | decomposition,single,double, synthesis |
