Atomic Structure Practice

Front

What is the atomic number of an atom?

Back

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

Front

Which subatomic particle has a negative charge?

Back

The electron is the subatomic particle that has a negative charge.

Front

What is the charge of the nucleus compared to the electron cloud?

Back

The nucleus is positively charged, while the electron cloud is negatively charged.

Front

What does the number 1.00794 represent in atomic terms?

Back

The number 1.00794 represents the atomic mass of hydrogen.

Front

Where is the mass of an atom located?

Back

The mass of an atom is located in the nucleus.

Front

What makes up the volume of an atom?

Back

The volume of an atom is made up of the electron cloud.

Front

What are protons?

Back

Protons are positively charged subatomic particles found in the nucleus of an atom.

Front

What are neutrons?

Back

Neutrons are neutral subatomic particles found in the nucleus of an atom.

Front

What is an electron cloud?

Back

The electron cloud is the region around the nucleus where electrons are likely to be found.

Front

How do you calculate the atomic mass of an element?

Back

The atomic mass is calculated by adding the number of protons and neutrons in the nucleus.