atomic structure, ions, isotopes

Front

What is atomic mass?

Back

The average mass that is weighted based on the abundance of the isotopes of the element.

Front

What are the particles located outside the nucleus of an atom?

Back

Electrons.

Front

What are the positive particles of an atom called?

Back

Protons.

Front

What is the central region of an atom where its neutrons and protons are located?

Back

Nucleus.

Front

What do you call atoms of the same element that have a different number of neutrons?

Back

Isotopes.

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.

Front

How do isotopes of an element differ from each other?

Back

They have different numbers of neutrons.

Front

What is the significance of the atomic number of an element?

Back

It determines the number of protons in the nucleus and defines the element.