Atomic structure

Front

What is the atomic number?

Back

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

Front

What are subatomic particles?

Back

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

Front

What charge do protons have?

Back

Protons have a positive charge.

Front

What charge do electrons have?

Back

Electrons have a negative charge.

Front

What charge do neutrons have?

Back

Neutrons have no charge (they are neutral).

Front

How many protons does Boron have?

Back

Boron has 5 protons.

Front

How many electrons does Sodium have?

Back

Sodium has 11 electrons.

Front

Where are protons located in an atom?

Back

Protons are located in the nucleus of an atom.

Front

Where are electrons located in an atom?

Back

Electrons are located in the electron cloud surrounding the nucleus.

Front

What is the mass of a proton compared to a neutron?

Back

Protons and neutrons have approximately the same mass, but protons are slightly lighter.