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elem/comp/mix

element & compound

QuestionAnswer
pure substance that cannot be separated into simpler substances by physical or chemical means element
a sample of matter, either a single element or compound, that has definite chemical and physical properties pure substance
a pure substance composed of 2 or more elements that have been chemically combined compound
a group of elements that are shiny and are electrical and thermal conductors metal
a group of elements that are dull and conduct electricity and heat poorly nonmetal
a group of elements that has properties of both metals and non metals metalloid
a property of an element or compound that does not depend on the amount of the substance characteristic property
particles of an element atom
particles of a compound molecule
combine in different ratios to become compounds elements
has unique set of properties different from elements that make it up compound
iodine, sulfur nonmetal
copper, aluminum metal
boron, silicon metalloid
particles are evenly distributed and you can't distinguish between them homogeneous
particles are unevenly distributed and you can easily distinguish between them heterogeneous
heterogeneous mixture - solids suspended (will settle) in a liquids suspension
homogeneous mixture - particles do not scatter light ( transparent) solution
homogeneous mixture - particles scatter light (can't see through) colloid
classify italian salad dressing heterogeneous mixture - suspension
classify jello homogeneous mixture - colloid
classify salad heterogeneous mixture
classify iron (Fe) element - 1 kind of atom
classify CO2 compound - 2 different elements combined
alloy solid solution of metal dissolved in another metal (brass)
alloy solid solution of a metal dissolved in another metal ( alloy)
Created by: mlopez