Molecules and Extended Structures

Front

What is a molecule?

Back

A molecule is a group of two or more atoms bonded together.

Front

What is a polymer?

Back

A polymer is a large molecule made up of repeating structural units (monomers) connected by covalent chemical bonds.

Front

What is polyvinyl chloride (PVC)?

Back

PVC is a synthetic polymer used in various applications, including water pipes.

Front

What is sodium chloride?

Back

Sodium chloride is a compound made of sodium and chlorine atoms, commonly known as table salt.

Front

What is a compound?

Back

A compound is a pure substance formed when two or more different elements are chemically bonded together.

Front

What is a chemical bond?

Back

A chemical bond is the attractive force that holds two or more atoms together.

Front

What is a pure substance?

Back

A pure substance is a sample of matter that has specific and consistent physical and chemical properties.

Front

What is a crystal?

Back

A crystal is a solid substance where the particles are arranged in an orderly, geometric, and repeating pattern.

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.

Front

What is an atom?

Back

An atom is the smallest unit of matter that retains the properties of an element.