Chemical Reactions

Front

What is a chemical reaction?

Back

A process that involves the transformation of one or more substances into different substances, characterized by the breaking and forming of chemical bonds.

Front

Which of the following is an example of a chemical reaction?

Back

Cooking an egg.

Front

What does the arrow symbol (->) represent in a chemical equation?

Back

The direction of the reaction.

Front

What type of reaction is represented by the equation 4Fe + 3O2 → 2Fe2O3?

Back

Synthesis reaction.

Front

What is the difference between a synthesis reaction and a decomposition reaction?

Back

A synthesis reaction combines substances, while a decomposition reaction breaks them down.

Front

What is the process of balancing a chemical reaction?

Back

Adjusting the coefficients of the reactants and products to ensure the same number of each type of atom on both sides of the equation.

Front

What are reactants in a chemical reaction?

Back

Substances that undergo change during a chemical reaction.

Front

What are products in a chemical reaction?

Back

Substances that are formed as a result of a chemical reaction.

Front

What is a combustion reaction?

Back

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

Front

What is a single replacement reaction?

Back

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