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Wetpaint Questions
Febuary 29,2012
12
Chemistry
8th Grade
02/29/2012

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Term

Mixture

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Definition
A Substance made by mixing other Substances Together.
Term

Acid

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Definition
A chemical substance that could be harmful if used and can cause chemical reactions and physical reactions.
Term

Bases

Definition
A solution that has an excess of OH- ions. Another word for base is alkali.
Term

Salts

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Definition
In chemistry salts are ionic compounds that can result from the neutralization reaction of an acid an a base.
Term
Neutralization Reaction
Definition
A chemical reaction in which an acid and base interact with a salt
Term
Chemical reaction
Definition
[image]An order that involves a rearrangement of the molecule or ionic structure of a substance.
Term
Chemical Equation
Definition
[image]A chemical equation is a symbolic representation of a chemical reaction where the reactant entities are given on the left hand side.
Term

Rate of Reaction

Definition
[image]Measure of how fast a chemical reaction occurs.
Term
Ionic Bond
Definition
[image]Attraction that holds oppositely charged ions close together.
Term
Convalent Bond
Definition
[image]Chemical bond formed when atoms share electrons.
Term

Heterogeneous

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Definition
Chemistry composed of different substances or the same substance in different phrases as solid ice,liquid,or water
Term
Homogeneous
Definition
[image]Composed of parts or elements that are all the same kind.
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