ATOMIC STRUCTURE

Front

What is the atomic number of an atom and what does it represent?

Back

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

Front

How many protons are in an atom with atomic number 6?

Back

An atom with atomic number 6 has 6 protons.

Front

What is the center of an atom called?

Back

The center of an atom is known as the nucleus.

Front

What type of charge do neutrons have?

Back

Neutrons have a neutral charge, meaning they have no charge.

Front

What particles are found in the nucleus of an atom?

Back

The nucleus of an atom contains protons and neutrons.

Front

What is the mass of protons and neutrons measured in?

Back

The mass of protons and neutrons is measured in atomic mass units (amu).

Front

What is the mass of a proton?

Back

A proton has a mass of approximately 1 amu.

Front

What is the mass of a neutron?

Back

A neutron has a mass of approximately 1 amu.

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the relationship between atomic number and the number of electrons in a neutral atom?

Back

In a neutral atom, the number of electrons is equal to the atomic number.