| A | B |
|---|
| Atomic # = # of protons | how to find # of protons |
| neutrons=atomic mass-atomic number | how to find # of neutrons |
| # of protons= # of electrons | how to find electrons |
| isomers | Compounds that have identical chemical formulas but different molecular structures and shapes |
| isotopes | Atoms of the same element that have different numbers of neutrons (boron-10, boron-11) |
| energy level electron compacity | 2, 8, 18, 32 |
| alpha particle | POSITIVE...not strong(paper)...2 protons/2 neutrons |
| beta particle | NEGATIVE...strong(foil)...electrons |
| gamma ray | NEUTRAL...very strong(concrete)...high energy radiation |
| Why do atoms combine with other atoms? | To become stable. |
| What particle results from SHARING electrons | molecule |
| Particle results from TRANSFER of electrons | ion |
| a chemical fromula shows... | number of atoms present/kinds of atoms present |
| Covelent Bonds | atoms share electrons |
| ionic bonds | gain and loose electrons |
| Ammonium | NH4 |
| Acetate | C2H3O2 |
| Chlorate | ClO3 |
| Hydroxide | OH |
| Nitrate | NO3 |
| Carbonate | CO3 |
| Sulfate | SO4 |
| Phosphate | PO4 |
| Which family of Metals are so reactive that they must be stored under oil? | Alkali |
| Metal that have more than one oxidation state | transition |
| most chemically stable group | noble gases (full OEL...8 electrons) |
| 3 allotropes of carbon | fullerines, graphite, diamonds |
| meth | 1 |
| eth | 2 |
| prop | 3 |
| but | 4 |
| pent | 5 |
| hex | 6 |
| hept | 7 |
| oct | 8 |
| non | 9 |
| dec | 10 |
| -OH | alchohol group |
| -NH2 | amine group |
| -COOH | carboxylic group |
