Atoms, Elements, Molecules, & Compounds

Front

What part of an atom is negatively charged?

Back

Electrons are the negatively charged particles in an atom.

Front

What is a compound?

Back

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

Front

What is at the center of every atom?

Back

The nucleus is at the center of every atom, containing protons and neutrons.

Front

What is carbon dioxide gas (CO2)?

Back

Carbon dioxide gas is a compound made of carbon and oxygen atoms.

Front

What is a molecule?

Back

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

Front

What are protons?

Back

Protons are positively charged particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutrons are neutral particles found in the nucleus of an atom, with no charge.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

How do atoms combine to form molecules?

Back

Atoms combine to form molecules through chemical bonds, which can be covalent or ionic.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of two or more substances that are not chemically bonded, while a compound is formed by chemical bonding.