Atoms,Elements,Molecules, and compounds

Front

What is an atom?

Back

The smallest unit of matter that retains the properties of an element.

Front

What is an element?

Back

A pure substance made of only one type of atom.

Front

What is a molecule?

Back

A group of two or more atoms bonded together.

Front

What is a compound?

Back

A substance formed when two or more different types of atoms bond together.

Front

Are all molecules compounds?

Back

No, not all molecules are compounds; some can be made of the same type of atom.

Front

What is a mixture?

Back

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

Front

What is a solution?

Back

A homogeneous mixture where one substance is dissolved in another.

Front

What is the difference between a compound and a mixture?

Back

A compound is a chemical combination of elements, while a mixture is a physical combination of substances.

Front

What is krypton?

Back

An element that is a noble gas.

Front

What are the two types of atoms in a compound?

Back

Different types of atoms.