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What is a synthesis reaction?

Back

A synthesis reaction is a type of chemical reaction where two or more reactants combine to form a single product. Example: 2H₂ + O₂ → 2H₂O.

Front

What is a balanced chemical equation?

Back

A balanced chemical equation has equal numbers of each type of atom on both sides of the equation, following the law of conservation of mass.

Front

How do you balance a chemical equation?

Back

To balance a chemical equation, adjust the coefficients of the reactants and products to ensure the same number of each type of atom appears on both sides.

Front

What is the general form of a combustion reaction?

Back

A combustion reaction typically involves a hydrocarbon reacting with oxygen to produce carbon dioxide and water. Example: CₓHᵧ + O₂ → CO₂ + H₂O.

Front

What is a decomposition reaction?

Back

A decomposition reaction is a type of chemical reaction where a single compound breaks down into two or more simpler products. Example: 2H₂O → 2H₂ + O₂.

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What is a single displacement reaction?

Back

A single displacement reaction occurs when one element replaces another in a compound. Example: Zn + CuSO₄ → ZnSO₄ + Cu.

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What is a double displacement reaction?

Back

A double displacement reaction involves the exchange of ions between two compounds to form two new compounds. Example: AgNO₃ + NaCl → AgCl + NaNO₃.

Front

What is the product of the reaction between iron and sulfur?

Back

The product of the reaction between iron and sulfur is iron(II) sulfide, represented as FeS.

Front

What is the balanced equation for the combustion of butane (C₄H₈)?

Back

C₄H₈ (l) + 6 O₂ (g) → 4 CO₂ (g) + 4 H₂O (g).

Front

What is the balanced equation for the reaction of sodium and chlorine?

Back

The balanced equation for the reaction of sodium and chlorine is 2 Na + Cl₂ → 2 NaCl.