chapter 6 science
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Created by:
jordangoodman on October 3, 2011
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35 terms
Terms | Definitions |
|---|---|
 chemical bond | force that holds atoms or ions tegether as a unit |
| ionization | amount of energy used to remove an electron |
| crystal | solids whose particles are arranged in a lattice structure are called this |
| attraction between the shared electrons and protons in each nucleus | what holds covalent bonds together? |
| binary compound | compound made up of 2 elements |
| to indicate the charge of an ion | when are roman numerals used? |
| a reminder of the composition | what does the formula of a compound serve as? |
| metallic bond | attraction between a metal cation and the shared electrons that surround it |
| copper and tin | what is bronze made of? |
| copper and zinc | what is brass made of? |
| ability to conduct an electric current and malleability | what are 2 important properties of metals? |
| the properties of metals | the structure within a metal affects ________________. |
| anion | ion with a negative charge |
| part of the element name + ide | how is an anion named? |
| name stays the same | how is a cation named? |
| cation | ion with a positive charge |
| electron dot diagram | model of an atom in which each dot represents a valence electron |
| stable electron configuration | highest occupied energy level of an atom is filled with electrons |
| alloy | mixture of 2 or more elements, at least on of which is a metal |
| ion | atom that has a net positive or negative electric charge |
| ionic bond | force that holds cations and anion together |
| chemical formula | notation that shows what elements a compound contains and the ratio of the atoms or ions of these elements in the compound. |
| covalent bond | chemical bond in which 2 atoms share a pair of valence electrons |
| type and shape | what are the factors that determine whether a molecule is polar of nonpolar? |
| molecule | neutral group of atoms that are joined together by one or more covalent bonds |
| mono | 1 |
| di | 2 |
| tri | 3 |
| tetra | 4 |
| penta | 5 |
| hexa | 6 |
| hepta | 7 |
| octa | 8 |
| nona | 9 |
| deca | 10 |
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