Practice Mid-Term (Belyeu)

Front

What type of element is mostly found in the periodic table?

Back

Metals

Front

What is each column in the periodic table called?

Back

Group

Front

If a reaction starts with 20g of reactants, how much should it produce?

Back

A total of 20g of products.

Front

What is the dependent variable in an investigation?

Back

The variable that you measure in an investigation.

Front

What are the three states of matter?

Back

Solids, Liquids, and Gases.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is a chemical reaction?

Back

A process that involves the rearrangement of the molecular or ionic structure of a substance.

Front

What is the law of conservation of mass?

Back

Mass is neither created nor destroyed in a chemical reaction.

Front

What are metalloids?

Back

Elements that have properties of both metals and nonmetals.

Front

What is a mixture?

Back

A combination of two or more substances that are not chemically bonded.