Types of Chemical Reactions and Balancing Equations

Front

What is a chemical reaction?

Back

A process in which atoms rearrange to form new substances.

Front

What is the rule for balancing chemical equations?

Back

You can only add, change, and remove coefficients.

Front

What type of reaction is represented by the equation: 2 NH₃ + H₂SO₄ → (NH₄)₂SO₄?

Back

Synthesis

Front

What type of reaction is represented by the equation: 2 NaBr + Ca(OH)₂ → CaBr₂ + 2 NaOH?

Back

Double Displacement

Front

What is a single replacement reaction?

Back

A reaction where one element replaces another in a compound.

Front

What is a synthesis reaction?

Back

A reaction where two or more substances combine to form a single product.

Front

What is a decomposition reaction?

Back

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

Front

What is a double displacement reaction?

Back

A reaction where two compounds exchange ions to form two new compounds.

Front

What are coefficients in a chemical equation?

Back

Numbers placed before compounds to indicate the number of molecules involved in the reaction.

Front

What are subscripts in a chemical formula?

Back

Numbers written after an element symbol to indicate the number of atoms of that element in a molecule.