Balancing / Classifying Reactions

Front

What type of reaction is represented by the equation 2Pb(NO3)2 --> 2PbO + 4NO2 + O2?

Back

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

Front

What type of reaction is represented by the equation Cl2 + 2KI --> I2 + 2KCl?

Back

Single Replacement reaction: A reaction where one element replaces another in a compound.

Front

What type of reaction is represented by the equation CO2 + H2O --> H2CO3?

Back

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

Front

What is the solid that forms from a double replacement reaction called?

Back

Precipitate: A solid that forms when two solutions react.

Front

Balance the reaction: ____ CH4 + ____ O2 --> ____ CO2 + ____ H2O

Back

1, 2, 1, 2: The balanced equation shows the conservation of mass.

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 substances.

Front

What is a single replacement reaction?

Back

A reaction where one element replaces another in a compound.

Front

What is a double replacement reaction?

Back

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

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction; it is conserved.