Types of Reactions

Front

What is a combustion reaction?

Back

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

Front

Which element is always present in the reactants of a combustion reaction?

Back

Oxygen.

Front

What type of reaction is represented by the equation: 3 Pb + 2 H3PO4 → 3 H2 + Pb3(PO4)2?

Back

Single Replacement.

Front

What is a decomposition reaction?

Back

A decomposition reaction is a type of chemical reaction where one reactant breaks down into two or more products.

Front

What is the definition of a synthesis reaction?

Back

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

Front

What type of reaction is: calcium nitrate + sodium sulfate → calcium sulfate + sodium nitrate?

Back

Double Replacement.

Front

Which metal is more reactive than calcium?

Back

Potassium.

Front

What is a single replacement reaction?

Back

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

Front

What is a double replacement reaction?

Back

A double replacement reaction is a type of chemical reaction where the anions and cations of two different compounds exchange places, forming two new compounds.

Front

What is the general form of a combustion reaction?

Back

The general form is: Hydrocarbon + O2 → CO2 + H2O.