Chemical Reactions

Created by Pimpin_MacMama 

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7 terms

Synthesis

two or more substances combine to form one new substance
Exp. Na + Cl2  NaCl

Decompostion

When a substance breaks up into simpler substances
Exp. NaCl  Na + Cl2

Single Replacement

One elemnet replaces another in a compound
Exp. NaBr + Cl2  NaCl + Br2

Double Replacement

The positive or negative ions of two compounds are switched
Exp. NaBr + Pb2S3  Na2S + PbBr3

Combustion

a hydrocarbon reacts with oxygen to form carbon dioxide and water
Exp. C8H18 + O2  CO2 + H2O

Neutralization (Acid/Base RXN)

an acid and base react to form water and a salt
Exp. HCl + NaOH  H2O + NaCl

Oxidation-Reduction

Oxidation is a process in which a substance loses one or more electrons (Oxidation # increases). Reduction is a process in which a substance gains one or more electrons (Oxidation # decreases). Remember that the oxidation number of an atom by itself is 0.

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