Periodic Table

Front

What are the vertical columns in the Periodic Table called?

Back

Groups

Front

In which group is Sodium (Na) found?

Back

Group 1

Front

What is the number of protons in the element with atomic number 7?

Back

7 protons

Front

How is the Modern Periodic Table of Elements arranged?

Back

By atomic number

Front

What does the number 6 represent in the context of an element?

Back

Atomic number

Front

What are the horizontal rows in the Periodic Table called?

Back

Periods

Front

What is the significance of atomic number in the Periodic Table?

Back

It determines the identity of an element and its position in the table.

Front

What is the atomic mass of an element?

Back

The weighted average mass of an element's isotopes.

Front

What is a chemical symbol?

Back

A one or two-letter abbreviation for an element.

Front

What do elements in the same group have in common?

Back

Similar chemical properties and the same number of valence electrons.