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Science 9-4 ch. 3
ch. 3 vocabulary
chemical name | The name of a chemical compound that shows the names of each of its elements or subcompounds |
covalent compound | A chemical bond formed by the sharing of one or more electrons, especially pairs of electrons, between atoms |
endothermic | Characterized by or causing the absorption of heat; endoergic |
exothermic | a reaction that releases heat |
ionic compound | In chemistry, an ionic compound is a chemical compound in which ions are held together in a lattice structure by ionic bonds |
ionic lattice | The lattice of an ionic crystal |
molecule | smallest particle of a compound that has all the chemical properties of that compound |
multivalent metal | a metal with more than one ion charge |
polyatomic ion | An electrically charged species formed by covalent bonding of atoms of two or more different elements, usually nonmetals |
roman numeral | System of representing numbers devised by the ancient Romans |
chemical formula | a representation of a substance using symbols for its constituent elements |