Structure of Matter

Front

What is a characteristic of a solid?

Back

It has a definite volume and shape.

Front

What is the smallest particle of an element?

Back

Atom

Front

What are the components of an atom?

Back

Electrons, protons, and neutrons.

Front

What is the simplest unit of a chemical compound that can exist, formed when two or more atoms join together chemically?

Back

Molecule.

Front

What is a crystal?

Back

A solid material whose atoms, molecules, or ions are arranged in an ordered pattern.

Front

What is the difference between a solid and a liquid?

Back

A solid has a definite shape and volume, while a liquid has a definite volume but takes the shape of its container.

Front

What is the role of electrons in an atom?

Back

Electrons are negatively charged particles that orbit the nucleus and are involved in chemical bonding.

Front

What is the nucleus of an atom composed of?

Back

The nucleus is composed of protons and neutrons.

Front

What is a chemical bond?

Back

A chemical bond is the force that holds atoms together in a molecule.

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.