Atomic Structure NS - updated with paper flashcard

Front

Where is the atomic mass of an atom located?

Back

Nucleus

Front

Neutral atoms of the same element always have the same number of _______?

Back

protons and electrons

Front

What is the formula to determine the number of neutrons in an atom?

Back

Mass Number - protons

Front

Which two particles have a mass of 1 amu in an atom?

Back

protons and neutrons

Front

What is the measure of nuclear particles, or basically: protons + neutrons?

Back

Atomic Mass

Front

What is the charge of a proton?

Back

Positive

Front

What is the charge of a neutron?

Back

Neutral

Front

What is the charge of an electron?

Back

Negative

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.