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E, C, and M

Elements, Compounds and Mixtures (Galimberti)

TermDefinition
Element A pure substance that cannot be separated into a simpler substance.
Atoms The smallest unit of an element that maintains the properties of the element
Compound A pure substance made of two or more different elements that are chemically combined
Heterogeneous A mixture with molecules that are not mixed up in an even distribution (can see the different parts of the mixture)
Homogeneous A mixture with molecules that are mixed up in an even distribution (looks like it doesn't have different things mixed together)
Mixture Two or more substances that are not chemically combined
Solution A homogeneous mixture that appears to be a single substance and will never settle out (ex salt water)
Solute In a solution, the substance being dissolved in the solvent
Solvent In a solution, the substance in which the solute dissolves
Colloid A mixture in which particles are dispersed throughout but are not heavy enough to settle out (ex. mayonnaise)
Suspension A heterogeneous mixture in which the particles in a liquid or gas are heavy enough to settle out (ex. snow globe)
Pure Substance A substance in which there is only one type of particle that has definite chemical and physical properties
Malleable Able to be bend, hammered, or rolled into sheets without cracking
Ductile Able to be stretched into a thin wire
Metal An element that is shiny and that conducts heat and electricity well.
Nonmetal An element that is dull in appearance and does not conduct heat or electricity well
Metalloid An element that has both properties of a metal and nonmetal
Molecule 2 or more atoms of the same or different element bonded together.
Created by: kgalimberti
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