Periodic Table Review

Front

What does the atomic number represent in an element?

Back

The atomic number represents the number of protons in an element.

Front

What is the atomic mass of an element?

Back

The atomic mass is the weighted average mass of an element's isotopes, typically found at the bottom of the element's square on the periodic table.

Front

How do you calculate the number of neutrons in an atom?

Back

Number of neutrons = Atomic mass - Atomic number.

Front

What information does the number at the top of each square on the periodic table provide?

Back

The number at the top of each square is the atomic number.

Front

What is the atomic mass of Neon?

Back

The atomic mass of Neon is 20.18.

Front

What is the significance of the chemical symbol in the periodic table?

Back

The chemical symbol is a one or two-letter abbreviation that represents an element.

Front

What is the difference between atomic number and atomic mass?

Back

Atomic number is the number of protons, while atomic mass is the average mass of an element's isotopes.

Front

What does the term 'isotope' mean?

Back

Isotopes are variants of a chemical element that have the same number of protons but different numbers of neutrons.

Front

How can you identify an element on the periodic table?

Back

You can identify an element by its atomic number, which is unique to each element.

Front

What does the periodic table organize?

Back

The periodic table organizes elements based on their atomic number, electron configuration, and recurring chemical properties.