Protons, Electrons, Neutrons-1

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.

Front

How do you calculate the number of neutrons in an atom?

Back

Number of neutrons = Mass number - Atomic number.

Front

What is the mass number of an atom?

Back

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

Front

What charge do protons carry?

Back

Protons carry a positive charge.

Front

What charge do electrons carry?

Back

Electrons carry a negative charge.

Front

Where are neutrons located in an atom?

Back

Neutrons are located in the nucleus of an atom.

Front

What is the role of neutrons in an atom?

Back

Neutrons help stabilize the nucleus by offsetting the repulsive forces between protons.

Front

How many protons are in a Gold atom?

Back

Gold has 79 protons.

Front

What is the relationship between protons and electrons in a neutral atom?

Back

In a neutral atom, the number of protons equals the number of electrons.

Front

Which particles make up the nucleus of an atom?

Back

The nucleus of an atom is made up of protons and neutrons.