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21 Cards in this Set
- Front
- Back
- 3rd side (hint)
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Reactant
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A starting substance in a chemical reaction.
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reaction"blank"
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Product
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The new substance of a reactant.
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"the reactants yield "blank".
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Chemical Reaction
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When substances change into new substances.
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A "blank" is a reaction to substances"blank" into new"blank's".
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Reactivity
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When elements have a high reactivity.
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React easily
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Precipitate
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A solid that forms in a solution due to a chemical reaction.
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The formation of such a solid in the liquid is an example of"blank".
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Metal
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A substance that is good conductor of heat and electricity.
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Iron is the second-most abundant "blank" in Earths crust.
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Conductivity
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Metals have good electrical conductivity.
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They let electricity flow through easily.
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Insulator
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Something that can help prevent the movement of heat, energy, and even sound.
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Wood, plastics, glass,and ceramics are examples of "blank"
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Superconductor
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When something loses all resistance to all electrical flow.
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Used to make maglev trains float above the rails.
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Malleable
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When something can be pounded into flat sheets.
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Silver
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Ductile
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When something can be drawn out into strands of wire.
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Copper
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Corrosion
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The gradual "eating away" of a metal because it reacts chemically to form a compound that weakens it.
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Rust is iron, silver tarnish is silver sulfide, and copper tarnish is copper oxide.(its a process)
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Alloy
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A mixture of two or more metals and nonmetals.
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Still molten, or melted, other metals and nonmetals are added to form an "blank".
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Salt
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A compound made of a metal and a nonmetal.
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Common table salt, or sodium chloride, is made of combining sodium and chloride.
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Acid
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A substance that tastes sour and turns blue litmus paper red.
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To many "blanks" can burn your skin.
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Indicator
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Changes color in ways that let you identify a substance.
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Can use to test to see if a solution is acidic.
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Base
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A substance that tastes bitter and turns red litmus paper blue.
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Feel slippery; like an acid, to much of them can burn your skin.
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Neutralization Reaction
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When bases react chemically with acids, they form salts and water.
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"Sour" stomach , or indigestion are caused by excess stomach acids.
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Acidity
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The strength of an acidic solution.
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Same as Alkalinity and pH scale!???????????????????????????????????????????????????????????????????????????????????????????????????????????????
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Alkalinity
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The strength of a basic solution.
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Same as pH scale!???????????????????????????????????????????????????????????????????????????????????????????????????????????????
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pH Scale
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The strength of acids and bases is measured on a pH scale.
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Don't know how to do example for this!????????????????????????????????????????????????????????????????????????????????????????????????????????????????
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