Atomic Structure Flashcard

Front

What is the mass of an atom with 11 protons, 12 neutrons, and 11 electrons?

Back

23

Front

Which subatomic particle determines the chemical properties of an element?

Back

Electron

Front

What is the relative mass of a neutron compared to a proton?

Back

Equal to a proton

Front

What are the positive particles of an atom?

Back

Protons

Front

If an atom changes the number of electrons, what is it called?

Back

It is an ion.

Front

If an atom has a different number of neutrons, what is it called?

Back

It is an isotope.

Front

If an atom changes the number of protons, what happens?

Back

It changes the element.

Front

What is the charge of a proton?

Back

Positive.

Front

What is the charge of an electron?

Back

Negative.

Front

What is the charge of a neutron?

Back

Neutral.