IPC Semester 1 Final Exam Review

Front

What type of reaction occurs when one element replaces another element in a compound?

Back

Single-displacement reaction.

Front

What does it mean for a chemical equation to be balanced?

Back

It means that the same number of atoms are present on both sides of the equation.

Front

What gives solids a definite shape and volume?

Back

The attraction between particles.

Front

Balance the following equation: __CH4 + __O2 --> __CO2 + __H2O

Back

1,2,1,2.

Front

What is matter with no definite volume and no definite shape called?

Back

Gas.

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 double-displacement reaction?

Back

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

Front

What is the law of conservation of mass?

Back

In a chemical reaction, mass is neither created nor destroyed.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.