Types of Reactions

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What is a Double Displacement Reaction?

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A reaction where the ions of two compounds exchange places to form two new compounds.

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What is a Decomposition Reaction?

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A reaction where one compound breaks down into two or more simpler substances.

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What is a Synthesis Reaction?

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A reaction where two or more substances combine to form one new compound.

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What is an Exothermic Reaction?

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A reaction that releases energy in the form of heat.

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What is an Endothermic Reaction?

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A reaction that absorbs energy from its surroundings.

Front

Example of a Double Displacement Reaction: PbCl2 + AgNO3 → ?

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Pb(NO3)2 + AgCl.

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Example of a Decomposition Reaction: NiCl2 → ?

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Ni + Cl2.

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Example of a Synthesis Reaction: H2 + O2 → ?

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H2O.

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What is the general form of a Synthesis Reaction?

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A + B → AB.

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What is the general form of a Decomposition Reaction?

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AB → A + B.