Subatomic Particles

Front

What are subatomic particles?

Back

Subatomic particles are the particles that make up an atom, including protons, neutrons, and electrons.

Front

How many protons does an Oxygen atom have?

Back

An Oxygen atom has 8 protons.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of a neutron?

Back

A neutron has no charge (it is neutral).

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Front

Where are protons and neutrons located in an atom?

Back

Protons and neutrons are located in the nucleus of an atom.

Front

What is the role of electrons in an atom?

Back

Electrons are involved in chemical bonding and determine the atom's reactivity.

Front

Who is known as the father of modern atomic theory?

Back

John Dalton is known as the father of modern atomic theory.

Front

What did Ernest Rutherford discover through his Gold Foil Experiment?

Back

Ernest Rutherford discovered that atoms have a small, dense nucleus.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom, which determines the element's identity.