Periodic Table Basics

Front

What percentage of all the elements are metals?

Back

75% of all the elements are metals.

Front

How many periods are there in the Periodic Table?

Back

There are 7 periods in the Periodic Table.

Front

What are the vertical columns in the Periodic Table called?

Back

They are called Groups.

Front

How are families formed in the Periodic Table?

Back

Elements are grouped together based on chemical properties.

Front

Do all elements in a period have the same number of atomic orbitals?

Back

Yes, all elements in a period have the same number of atomic orbitals.

Front

What is the definition of an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What is the atomic number of an element?

Back

The atomic number is the number of protons in the nucleus of an atom.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that can only be observed during a chemical reaction.

Front

What is the significance of the Periodic Table?

Back

The Periodic Table organizes elements based on their atomic number and chemical properties.

Front

What are metals?

Back

Metals are elements that are typically shiny, good conductors of heat and electricity, and malleable.