Unit 1.4- Atoms, Elements, Molecules, & Compounds

Front

What is an atom?

Back

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

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 are electrons?

Back

Electrons are negatively charged particles that orbit the nucleus of an atom.

Front

What is a nucleus?

Back

The nucleus is the central part of an atom, containing protons and neutrons.

Front

What is an element?

Back

An element is a pure substance made of only one type of atom.

Front

What is a compound?

Back

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

Front

What is a molecule?

Back

A molecule is the smallest unit of a compound that retains its chemical properties.

Front

How do atoms combine to form compounds?

Back

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

Front

What is the difference between an element and a compound?

Back

An element consists of only one type of atom, while a compound consists of two or more different types of atoms.