6.1 – Chemistry – Flashcards
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| chemical bond |
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| forces that holdatoms/ions together in a compound |
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| structure |
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| arrangments of the parts of a whole |
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| chemical structure |
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| arrangment of the parts of a whole |
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| bong length |
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| distance between the nuclei of two bonded atoms |
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| bong angle |
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| angle formed by 2 bonds to the same atom |
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| structural formulas |
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| show structures of compounds |
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| space filling model |
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| showa relative sizes of atoms in a compound but not bond lengths |
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| ionic bonds |
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| form from attractions between oppositely charged ions |
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| covalent bonds |
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| bond formed when atoms share one or more pairs of electrons |
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| nonpolar covalent bonds |
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| electrons are shared equally |
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| polar covalent bond |
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| unequal sharing of electrons |
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| conduct |
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| able to carry |
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| metallic bonds |
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| formed by atrraction between postive ccharged metals ions and electrons around them |
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| polyatomic ion |
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| ion made of two or more atoms |
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| empirical formula |
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| composition of compounds of numbers and kinds of atoms in ratio |
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| molecular formula |
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| chemical formula that shows the number/kind of atoms in a molecule |
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| organic |
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| describe a type of compound |
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| organic compound |
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| covelently bonded compound that contains carbon |
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| condensed structural formulas |
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| shows how the atoms bond |
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| born trifluoride |
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| BF3 |
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| barium fluoride |
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| BaF2 |
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| sodium ion |
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| Na+ |
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| calcium ion |
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| Ca2+ |
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| aluminum ion |
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| Al3+ |
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| Iron(II) oxide |
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| Fe2+ |
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| iron(III)oxide |
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| Fe3+ |
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| dinitrogen tetroxide |
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| N2O4 |
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| mono |
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| 1 |
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| di |
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| 2 |
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| tri |
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| 3 |
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| tetra |
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| 4 |
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| penta |
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| 5 |
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| hexa |
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| 6 |
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| hepta |
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| 7 |
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| octa |
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| 8 |
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| mona |
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| 9 |
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| deca |
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| 10 |
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| polymer |
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| molecule that is a long chain made of smaller molecules |
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| carbohydrates |
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| class of molecules ( sugars, starches,fiber includes: carbon, hydrogen & oxyegen) |
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| protein |
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| organic compound made one 1 or more chains of amino acids (component of all cells) |
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| amino acids |
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| simple organic compound contain carboxyl group and amino acid group |
