Periodic Table Basics

Front

What does the number 1.00794 represent in the context of the periodic table?

Back

Atomic mass of Hydrogen.

Front

What are the vertical columns in the Periodic Table called?

Back

Groups.

Front

What is the term for the horizontal rows in the Periodic Table?

Back

Periods.

Front

What does the letter 'C' represent in the periodic table?

Back

Chemical Symbol for Carbon.

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

How many periods are there in the periodic table?

Back

7 periods.

Front

What is the significance of the atomic mass in the periodic table?

Back

It indicates the average mass of an element's atoms.

Front

What is the difference between groups and periods in the periodic table?

Back

Groups are vertical columns; periods are horizontal rows.

Front

What does the term 'element' refer to?

Back

A pure substance that cannot be broken down into simpler substances.

Front

What is the periodic law?

Back

The properties of elements are periodic functions of their atomic numbers.