Periodic Table Families

Front

What is the Periodic Table?

Back

A tabular arrangement of chemical elements, organized by increasing atomic number, where elements with similar properties are grouped together.

Front

What are Alkali Metals?

Back

The group of elements in Group 1 of the Periodic Table, known for being soft, silvery, and highly reactive, especially with water.

Front

What are Alkaline Earth Metals?

Back

The group of elements in Group 2 of the Periodic Table, characterized by being shiny, silvery-white, and somewhat reactive.

Front

What are Transition Metals?

Back

Elements found in Groups 3-12 of the Periodic Table, known for their ability to form variable oxidation states and colored compounds.

Front

What are Halogens?

Back

The group of non-metal elements in Group 17 of the Periodic Table, known for being highly reactive and forming salts with metals.

Tags

NGSS.MS-PS1-5

Front

What are Noble Gases?

Back

The group of elements in Group 18 of the Periodic Table, known for being colorless, odorless, and inert under standard conditions.

Front

What is the atomic number?

Back

The number of protons in the nucleus of an atom, which determines the element's identity.

Front

What is the significance of the Periodic Law?

Back

The properties of elements are periodic functions of their atomic numbers, meaning elements with similar properties occur at regular intervals.

Front

What is a metal?

Back

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

Front

What is a non-metal?

Back

Elements that are generally poor conductors of heat and electricity, and can be gases, liquids, or brittle solids.