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21 Cards in this Set
- Front
- Back
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Single Displacement
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When one element replaces another element in a compound
Formula: A+BC=AC+B |
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Combustion Reaction
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When a substance reacts with oxygen to produce energy in the form och heat and light
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Decomposition Reaction
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When one substance breaks down, or decomposes, into two or more substances
Formula: AB=A+B |
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Double Displacement
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The positive ion of one compound replaces the positive ion of the other to form two new compounds
Formula: AB+CD=AD+CB |
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Synthesis Reaction
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Two or more substances combine to form another substance
Formula: A+B=AB |
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Oxidation Number
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Number that indicates how many electrons an atom must gain, lose or share to become stable
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Chemical Equation
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Chemical shorthand that uses symbols to show what elements are in a compound and their ratios
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Chemical Formula
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Shorthand that tells what elements a compound contains and the exact number of atoms of each element in a unit of the compound
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Chemical Bond
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The force that holds atoms together in a compound
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Compound
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Substance formed from two or more elements in which the exact combination and proportion of elements is always the same
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Polyatomic Ions
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Positively or negatively charged, covalently bonded groups of atoms
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Coefficient
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Represents the number of units of each substance taking part in a reaction
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Ion
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A charged particle that has either more or less electrons than protons
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Molecule
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A neutral particle that forms as a result of electron sharing
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Binary Compound
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Compound composed of two elements
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Ionic Bond
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The force of attraction between the opposite charges of the ions in an ionic compound
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Covalent Bond
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The attraction that forms between atoms when they share electrons
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Hydrate
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A compound that has water chemically attached to it
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Chemical Reaction
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A change in which one or more substances are converted into new substances
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Reactant
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Substances on the left side of the equation that reacts
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Product
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The new substances produced by the reactants, found on the right side
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