2-1 Flashcardizz Part 2 Identifying an Atom

Front

What determines the identity of an atom?

Back

The number of protons in the atom.

Front

What is the atomic number of an element?

Back

The atomic number is equal to the number of protons in an atom.

Front

Identify the element with the atomic number 10.

Back

Neon (Ne)

Front

How many protons are in a chlorine atom?

Back

Chlorine atoms always contain 17 protons.

Front

What can be determined if you know the number of protons in an atom?

Back

You can determine the element's atomic number and identity.

Front

What is the mass number of an atom?

Back

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

Front

What is the charge of a proton?

Back

A proton has a positive charge.

Front

What is the charge of an electron?

Back

An electron has a negative charge.

Front

What is a neutron?

Back

A neutron is a subatomic particle with no charge, found in the nucleus of an atom.

Front

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

Back

Subtract the atomic number from the mass number.