Atomic Structure Flashcard

Front

What subatomic particles are found in the nucleus of an atom?

Back

Protons and Neutrons

Front

How many electrons are in a neutral Sulfur atom?

Back

16

Front

How many neutrons are in a Magnesium atom?

Back

12

Front

What is the charge of an atom with 3 protons, 4 neutrons, and 2 electrons?

Back

+1 charge

Front

Which subatomic particle is electrically neutral?

Back

Neutron

Front

What is the charge of a proton?

Back

+1

Front

What is the charge of an electron?

Back

-1

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons in the nucleus.

Front

What determines the identity of an element?

Back

The number of protons in its nucleus.