Unit 5 Review Chem

Front

What is a precipitate?

Back

A new solid product formed from two aqueous reactants.

Front

What type of reaction is C5H10 + O2 → CO2 + H2O?

Back

Combustion.

Front

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

Back

Double replacement.

Front

What type of reaction is BF3 + Li2SO3 → B2(SO3)3 + LiF?

Back

None of these.

Front

Which of the following is NOT an indicator of a chemical reaction?

Back

The dissolving of one substance in another.

Front

Define a chemical reaction.

Back

A process that leads to the transformation of one set of chemical substances to another.

Front

What are the signs of a chemical reaction?

Back

Production of heat or light, color change, gas bubbles, odor change.

Front

What is a synthesis reaction?

Back

A reaction where two or more substances combine to form a new compound.

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 single replacement reaction?

Back

A reaction where one element replaces another in a compound.