TYPES OF CHEMICAL EQUATIONS QUESTIONS

Front

What is an exothermic reaction?

Back

A chemical reaction that releases heat, causing the surroundings to feel warm.

Front

What is an endothermic reaction?

Back

A chemical reaction that absorbs heat, causing the surroundings to feel cold.

Front

Define a product in a chemical reaction.

Back

The substances that are formed as a result of a chemical reaction.

Front

What is a reactant?

Back

The substances that undergo change during a chemical reaction.

Front

What type of reaction is represented by the equation P4 + 3O2 --> 2P2O3?

Back

Synthesis reaction, where two or more reactants combine to form a single product.

Front

What type of reaction is represented by the equation 2NO2 --> N2 + 2O2?

Back

Decomposition reaction, where a single compound breaks down into two or more products.

Front

What is a combustion reaction?

Back

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

Front

What is a single displacement reaction?

Back

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

Front

What is a double displacement reaction?

Back

A reaction where two compounds exchange ions or bonds to form different compounds.

Front

How can you identify an exothermic reaction?

Back

By observing an increase in temperature or the release of light and heat.