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sci9 chapter 3 vocab
Term | Definition |
---|---|
chemical formula | symbols that show the elements in a compound and ratios |
chemical name | name of a compound that inducts the elements in it |
covalent compound | compounds such as water in witch to atoms share electrons |
endothermic | characterized by an overall absorption used to describe a chemical relation |
exthothermic | characterized by a release of heat light sound though eletrical or other means used to discribe the chemical reaction |
ionic compound | compounds such as table salt in which oppositely ions come to gather because of mutual attraction |
ionic lattice | repiting pattren of positvly charged and negitvly charged forming a ionic compound |
molecule | a group of atoms in witch the atoms are bound together by the sharing of one or more paris of electrons |
multivalent | metales that can form a ion in more then one way resulting in ions with difrent charges |
polyatomic ion | a molecular ion composed of more then one type of atom joiend by colvalent compounds |
roman numeral | numerals based on those used by the ancient romans |