Chemical Equations: Vocab Review

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What is a synthesis reaction?

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A synthesis reaction is a type of chemical reaction where two or more reactants combine to form a single product.

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What is a decomposition reaction?

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

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What is a combustion reaction?

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A combustion reaction is a type of chemical reaction that occurs when a substance reacts with oxygen, producing heat and light, typically resulting in carbon dioxide and water.

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What is a single displacement reaction?

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A single displacement reaction is a type of chemical reaction where one element replaces another element in a compound.

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What is a coefficient in a chemical equation?

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A coefficient is a number placed in front of a chemical formula in an equation that indicates how many molecules or moles of that substance are involved in the reaction.

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What is a subscript in a chemical formula?

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A subscript is a number written below and to the right of a chemical symbol that indicates the number of atoms of that element in a molecule.

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What is a reactant?

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A reactant is a substance that undergoes a chemical change in a reaction.

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What is a product?

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A product is a substance that is formed as a result of a chemical reaction.

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What does it mean for a substance to be dissolved in water?

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When a substance is dissolved in water, it means that it has mixed with water to form a solution, where the solute is evenly distributed within the solvent.

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What is the law of conservation of mass?

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The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction; the total mass of reactants equals the total mass of products.