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Chemistry Vocabulary- One

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Across
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A particle with negative charge
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____ compound- chemical compound composed of only two elements
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Without water
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Representation of a substance using symbols for its constituent elements
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Liquid changes to vapor
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A flatbottomed jar made of glass or plastic
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Atomic ____- mass of an atom of a chemical element expressed in amu
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Process in which substances are changed into others
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Property of transmitting heat or electricity
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A particle with positive charge
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Reaction in which a substance is separated into two or more substances
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Process used for separating mixtures by virtue of differences in absorbance
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Atomic ___- property of an atom that causes it to have weight
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A structurally different form of an element
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Solid that has a highly regular atomic structure
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Smallest component of an element
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Reaction of a substance with oxygen to give heat and light
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A process in which one substance permeates another
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Any of the elements from Group 2 on the periodic table
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Having little elasticity
Down
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Without real crystalline form
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Tendency to float in water
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Atomic ____- quantity of protons in the nucleus of an atom
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Force that holds molecules together in a solid or liquid
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A reaction in which one molecule is added to another
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Absolute ___-The lowest temperature theoretically attainable
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The science of matter
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Changing from gas to liquid phase
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A compound reacting with an acid to form a salt and water
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Strength of a solution
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Solid substance that forms from the reaction of two liquids
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Measurements of quantities of heat
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Any of the elements from Group 1 on the periodic table
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Gas burner used in lab
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_____ energy- the energy a system must acquire before a reaction can occur
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Mass divided by volume
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A mixture containing two or more metallic elements
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Substance that initiates a chemical reaction
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Electrical force linking atoms
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Pressure varies inversely with the volume