Atomic Structure

Front

What are the fundamental particles that make up all matter?

Back

Subatomic particles, which include electrons, protons, and neutrons.

Front

What is the smallest unit of matter?

Back

An atom, composed of protons and neutrons in the nucleus, with electrons in orbitals around it.

Front

What is the charge and location of a neutron?

Back

A neutron has no electric charge and is located in the nucleus of an atom.

Front

What is the charge and location of an electron?

Back

An electron has a negative charge and is found in the electron cloud surrounding the nucleus.

Front

What is the charge and location of a proton?

Back

A proton has a positive charge and is located in the nucleus of an atom.

Front

What is the nucleus of an atom?

Back

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

Front

What is an electron cloud?

Back

The region around the nucleus of an atom where electrons are likely to be found.

Front

How do protons and electrons compare in terms of charge?

Back

Protons have a positive charge, while electrons have a negative charge.

Front

What determines the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the mass number of an atom?

Back

The mass number is the total number of protons and neutrons in the nucleus.