Chemistry Basics

Front

What is the atomic number of potassium?

Back

19

Front

What are the three main subatomic particles in an atom?

Back

Protons, Neutrons, Electrons

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral (No Charge)

Front

What is the charge of an electron?

Back

Negative

Front

Where are protons located in an atom?

Back

In the nucleus.

Front

Where are electrons located in an atom?

Back

In the electron cloud surrounding the nucleus.

Front

What is the mass of a proton compared to an electron?

Back

A proton is much heavier than an electron.

Front

What is the role of neutrons in an atom?

Back

Neutrons help stabilize the nucleus.

Front

What is an ion?

Back

An atom or molecule with a net electric charge due to the loss or gain of one or more electrons.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5