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Chemistry Vocabulary- One

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