Karteikarten
Elements, Mixtures And Compounds
Karten in diesem Stapel (35)
- 1Pure SubstanceA pure substance is a substance made of only one type of particle.
- 2ElementAn element is a pure substance that cannot be broken down chemically or physically.
- 3CompoundA compound is made of two or more elements and is chemically combined.
- 4MetalAn element that is malleable, ductile, shiny, and a good conductor
- 5NonmetalAn element that is brittle but not malleable, ductile, or a good conductor.
- 6MetalloidMetalloids are elements that can have properties of either metals or nonmetals.
- 7Every element has a unique set of________.properties
- 8True or False? Elements can be identified by their properties.True
- 9Elements are grouped into________.categories
- 10Compounds have a specific ______ of elements according to their______.-ratio
-mass - 11True or False? Every element has a unique set of properties that they can be identified by.True
- 12Compounds can be broken down______.chemically
- 13True or False? Compounds can be broken down physically.False
- 14Nitrogen is needed to make________.proteins
- 15How do animals get nitrogen?They eat plants that have consumed it or eat animals that have consumed it.
- 16How is carbon dioxide used?Humans exhale it, plants use it to make sugar.
- 17What element is formed by nitrogen and hydrogen?Ammonia
- 18How is ammonia used?It is used for fertilizers, medicine, food preservatives, clothes, and as a source of nitrogen for plants.
- 19Aluminum is found how?Aluminum oxide must be broken down.
- 20MixtureA mixture is a combination of two or more substances that aren't combined chemically.
- 21Each substance in a mixture_______.keeps its identity
- 22Mixtures can be______.physically separated
- 23DistillationA method used to separate a mixture based on the boiling points of the substances that make it.
- 24Magnets can be used to________.separate aluminum and iron
- 25CentrifugeA machine used to separate the substances that form blood when combined. It separates the substances by density.
- 26True or False? Components of a mixture have a definite ratio?False
- 27SolutionA solution is a mixture that looks like one substance but is actually two or more.
- 28SoluteThe substance that has dissolved
- 29SolventThe substance in which the volute has dissolved
- 30Particles in solutions are______.very small
- 31ConcentrationA measurement of the amount of solute in a solvent that has dissolved
- 32SolubilityThe amount of solute need to make a saturated solution using a given amount of solvent at a certain temperature.
- 33The solubility of gases in liquids _______ as the temperature is _______.decreases
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raised - 34SuspensionA mixture in which the particles of a material are dispersed throughout a liquid or gas but are large enough that they settle out.
- 35ColloidA mixture in which the particles in a colloid are dispersed throughout but aren't heavy enough to settle out.
Informationen
- Beschreibung
- Karteikarten am Elements, Mixtures And Compounds, erstellt von M C am 19/02/2016.
- Erstellt von
- M C · Feb 2016
- Aktualisiert
- 23 Aug 2016
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