CH 5--Chemical Reactions

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What is a chemical reaction?

Back

A process where substances (reactants) are transformed into new substances (products) through the breaking and forming of chemical bonds.

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What is a decomposition reaction?

Back

A type of chemical reaction where a single compound breaks down into two or more simpler products.

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What is a balanced chemical equation?

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An equation where the number of atoms for each element is the same on both sides, indicating that mass is conserved.

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What is the evidence of a chemical reaction?

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The formation of one or more new substances is the only sure evidence of a chemical reaction.

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What is an inhibitor in a chemical reaction?

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A substance that slows down or prevents a chemical reaction.

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What is a synthesis reaction?

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A type of chemical reaction where two or more simple substances combine to form a more complex product.

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What is a single replacement reaction?

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A reaction where one element replaces another element in a compound.

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What is a double replacement reaction?

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A reaction where the anions and cations of two different compounds switch places, forming two new compounds.

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What is combustion?

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A chemical reaction that occurs when a substance combines with oxygen, releasing energy in the form of light and heat.

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What does it mean to balance a chemical equation?

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To ensure that the number of atoms of each element is equal on both sides of the equation.