Periodic Table of Elements

Which statement best describes the arrangement of elements in the periodic table?

• Elements are arranged in decreasing atomic mass from left to right.

• Elements are arranged in decreasing atomic number from left to right.

• Elements are arranged in increasing atomic number from left to right

• Elements are arranged in increasing number of neutrons from left to right.

When elements fall under the same column, this means they belong to the same ______.

• group

• period

The image below shows how information about a specific element is represented on the periodic table.

What information does the symbol “C” give about the element?

• atomic number

• atomic mass

• density

• chemical symbol

Tags

NGSS.MS-PS1-1

The image below shows how information about a specific element is represented on the periodic table.

What information does the symbol “6” give about the element?

• atomic number

• atomic mass

• density

• chemical symbol

Tags

NGSS.MS-PS1-1

Each vertical column on the periodic table is called a...

• group

• tower

• period

• crew

The horizontal rows on the periodic table are called

• groups

• families

• periods

• atomic numbers

In each square of the periodic table, the number at the bottom is the:

• atomic number

• atomic mass

• chemical symbol

• element name

All matter is made of

• atoms
• cells

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

• Periods
• Groups

Most of the elements on the periodic table are classified as "metal".

• True
• False