Flashcard 3.1 - Protons, Neutrons, and Electrons

Front

What are the three subatomic particles that make up an atom?

Back

Protons, Neutrons, and Electrons.

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

How many protons are in an Oxygen-16 atom?

Back

8 protons.

Front

How many neutrons are in an Oxygen-16 atom?

Back

8 neutrons.

Front

How many electrons are in an Oxygen-16 atom?

Back

8 electrons.

Front

What does the atomic number of an element represent?

Back

The number of protons in the nucleus of an atom.

Front

What is the significance of the periodic table's arrangement?

Back

Elements are arranged by increasing atomic number and grouped by similar chemical properties.

Front

Which halogen has the greatest electronegativity?

Back

Chlorine (Cl).