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ATARChemU1T2Flash

QuestionAnswer
Element A substance composed of atoms having an identical number of protons in each nucleus.
Covalent compound. formed by sharing electrons. 2 non-metals.
Ionic compound formed from the attraction of positive ions (cations) and negative ions (anions). Metal and a non-metal.
Molecular formula Formula of a compound showing the actual number of atoms of different elements covalently bonded in a molecule
Formula unit Formula of a compound showing the simplest whole number ratio of atoms of different elements in the compound
Atom Smallest part of an element as regarded in Chemistry (not Physics).
Compound 2 or more elements chemically bonded together
Mixture Contain more than one element an/or compound that are not chemically bonded together and so retain their individual properties.
Homogenous have uniform properties
Heterogenous have non-uniform properties
Cation ion with a positive charge
Anion ion with a negative charge
Polyatomic ion covalent compound with a charge
Deposition gas to solid
Sublimation solid to gas
Vaporisation boiling or evaporating
Allotrope compounds of the same element but differ in structure
Created by: andrewweng0406
 

 



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