如甲烷(methane CH4) 无机化合物不含碳氢化合物，如硫酸铅(lead (II) sulphate PbSO4) 混合物(mixtures)是由两至多种纯物质（元素或化合物）没有经化学合成而混合成的物质，
mixturescompounds工作表elements混合物worksheet Name___RemediationUnit2Unit2:PropertiesofMatterInthisunitwelookedatwhatitmeanstobematter,howtoclassifymatter,separatematter,andthephasesmatterisfoundin.TakethetimetofirstgothroughyourUnit2reviewandmakesureyouarefamiliarwiththescopeofthetest(allthematerialcovered).Then...
Elements, Compounds & Mixtures GOAL • To tell the difference between elements, compounds and mixtures and to give examples of each Matter • Matter is anything that has mass and takes up space. • Matter is made up of many different things: Substance A substance is a single kind of ...
Elements,compoundsandmixtures WHATISANELEMENT?Anelementis…•materialmadeofjustonetypeofatom •Asubstancethatcannotbeseparatedorbrokendownintosimplersubstancesbychemicalmeans Whatarethe3mostabundantelementsthatmakeuptheearth?•Oxygen•Iron•silicon answer Compositionoftheearth Whatare3mostcommonelementsthat...
Elements and Compounds ? Elements – All particles are alike – The smallest particle of an element that is still recognizable is called an atom – They can’t be broken down anymore without completely destroying it (nuclear explosion) – They are found on the periodic table ? Currently there...
Elements, Compounds, and MixturesKellermanElizabeth R|BardenCindy
Mixtures, Elements, Compounds Scientists like to classify things. One way that scientists classify matter is by its composition. Ultimately, all matter can be classified as mixtures, elements, and compounds. Why isn’t it a good idea to classify matter by its phases? Because one kind of substa...
Elements, Compounds, Mixtures Warm Up Activity This picture show the atoms that are present in the air. Which ones are elements? How can you tell? What do we call these things? An Atom 3 Atoms What do we call these things? 6 Atoms which happen to be of 3 different elements ...
•Compounds(over10millionexist)–Twoormoreelementschemicallycombined–Oncecombined,thepropertiesofacompoundaredifferentthantheelementsthatmakeitup!–Theycanbebrokendownintheelementsthatmadethemup.–Example:SugarisC6H12O6•madeupofcarbon,hydrogen,andoxygen•looksnothinglikeC,H,Obythemselves•canbebrokendown...
elements-compounds-mixtures ClassifyingMatter:Elements,Compounds,andMixtures ByLizLaRosa5thGradeSciencewww.middleschoolscience.com2009 PureSubstances Asampleofmatterthathasdefinitechemicalandphysical properties.Elements puresubstancethatcannotbeseparatedintosimpler substancebyphysicalorchemicalmeans.Compounds Pure...