Atomic Structure

Front

What is the atomic mass of Fluorine (F)?

Back

19

Front

What is the smallest particle of an element?

Back

Atom

Front

How many electrons does potassium (K) contain?

Back

19

Front

What is atomic number?

Back

Number of protons in an atom.

Front

How many protons are in the element with atomic number 79?

Back

79

Front

What is an atom?

Back

The basic unit of a chemical element.

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 nucleus of an atom?

Back

The central part of an atom, containing protons and neutrons.