MTRQ

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.

Front

What are electrons?

Back

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

Front

What is the atomic number?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is an isotope?

Back

Isotopes are atoms of the same element that have different numbers of neutrons.

Front

What is a chemical equation?

Back

A chemical equation is a way to represent a chemical reaction using symbols and formulas.

Front

What does it mean for a chemical equation to be balanced?

Back

A balanced chemical equation has the same number of each type of atom on both sides of the equation.

Front

What is ionic bonding?

Back

Ionic bonding is a type of chemical bond that occurs when atoms transfer electrons.

Front

What is a molecule?

Back

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