Chemical Reactions

Front

What is a chemical reaction?

Back

A process where substances (reactants) undergo a transformation to form new substances (products).

Front

What is a characteristic of all chemical changes?

Back

A new material is formed.

Front

What are the basic building blocks of matter?

Back

Atoms.

Front

How many elements are in NaCO3?

Back

3.

Front

During a chemical reaction, atoms ____________ to form new substances.

Back

Rearrange.

Front

What is an anion?

Back

A non-metal with a negative (-) charge.

Front

What is a cation?

Back

A metal with a positive (+) charge.

Front

What is the law of conservation of mass?

Back

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

Front

What is a reactant?

Back

A substance that undergoes change in a chemical reaction.

Front

What is a product?

Back

A substance that is formed as a result of a chemical reaction.