Atoms, Molecules, and Chemical Bonds

Front

What is a molecule?

Back

A group of atoms connected by chemical bonds.

Front

What is a crystal?

Back

A regular, repeating pattern of atoms or molecules.

Front

What is the characteristic of crystals?

Back

They have a repeating, three-dimensional structure.

Front

How are atoms joined together to form molecules?

Back

Through chemical bonds.

Front

Why is graphite good for writing?

Back

Its atomic-level structure allows layers to scrape off onto paper.

Front

What are atoms?

Back

The basic building blocks of matter, consisting of protons, neutrons, and electrons.

Front

What is a chemical bond?

Back

A force that holds atoms together in a molecule.

Front

What is the difference between an atom and a molecule?

Back

An atom is a single unit of an element, while a molecule is made up of two or more atoms bonded together.

Front

What is the role of electrons in chemical bonding?

Back

Electrons are involved in forming chemical bonds between atoms.

Front

What is an element?

Back

A pure substance that cannot be broken down into simpler substances by chemical means.