Atomic Number 20 (Calcium: Color, Uses, State and more...) 2022

You may already know that the chemical element with atomic number 20 is Calcium.

But there's a lot of cool stuff about Calcium that most people don't know. Check this out:

Calcium Overview

Atomic Number

20

Learn more about the atomic number.

Description

Fairly hard, silvery-white metal. Fifth most abundant element in the earth's crust (41,500 ppm). Occurs only in compounds.

Symbol

Ca (Calcium)

Sources

Obtained from minerals like chalk, limestone & marble. Pure metal is produced by replacing the calcium in lime (calcium carbonate, CaCO3) with aluminium in hot, low pressure retorts.

Uses

Used by many forms of life to make shells and bones. Virtually no use for the pure metal, however two of its compounds are, lime (CaO) and gypsum (CaSO4), are in great demand by a number of industries.

State at 20 °C

Solid

Name Origin

Latin: calx, calcis (lime).

Discovery

Discovered By: Sir Humphrey Davy

Year: 1808

Location: England

Atomic Mass

40,078

Learn more about the atomic mass.

Colored Periodic Table

Need an editable periodic table to edit? Maybe add your school logo, work team or anything else to maker your paper look cool?

Along with basic chemical element information (like Calcium and all the other chemical elements), it also comes with color coded info about: State (Gas, Liquid or Solid at room temperature), Groups/series details and much more...

How about an incentive to share this post? (You will help other colleagues find this blog)

Download and enjoy this complete and colored periodic table for you to edit and enjoy. It's in an editable excel format or .ods (open).
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