DAT General Chemistry 1 atomic structure
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Created by:
rachealbabs on June 8, 2012
Subjects:
Description:
Atomic structure, atomic mass, periodic table
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14 terms
Terms | Definitions |
|---|---|
 Mass number | protons + neutron |
| Change # protons | Change the element |
| Atomic number | ASS (atomic # is smaller stupid) # protons |
| Change # electrons | Make an ion of same element |
| Change # neutrons | Make an isotope of the same element |
| N number | # neutrons |
| Z number | # protons AZZ (atomic # = z number) |
| Neutron / proton weight | 1 amu |
| Form Basic solutions VERY reactive H2O | Alkali Metals group 1 periodic table Li Na K Rb Cs Fr reactivity increases down the group |
| Form Basic solutions | Alkaline Earth Group 2 Be Mg Ca Sr Ba Ra |
| 12 C; 12 means | 12 amu per atom OR 12 gram per mole |
| Halogens | F CL Br I At |
| Noble Gases | He Ne Ar Kr Xenon Rn |
| coloured compounds formed by | Transition Metals Copper, chromium, Au gold |
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