1 / 1

Argon

Argon. Argon: Greek from argos , meaning “inactive” Atomic Mass: 39.948 AMU Discovery: Lord Ralyeigh , and Sir William Ramsey in Scotland in 1894 Common Isotopes: 40 Ar, 36 Ar, and 38 Ar Group: Noble Gases Period on Table: 18 Source: The Earth’s atmosphere

chapa
Télécharger la présentation

Argon

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Argon • Argon: Greek from argos, meaning “inactive” • Atomic Mass: 39.948 AMU • Discovery: Lord Ralyeigh, and Sir William Ramsey in Scotland in 1894 • Common Isotopes:40Ar, 36Ar, and 38Ar • Group: Noble Gases • Period on Table: 18 • Source: The Earth’s atmosphere • Abundance: Argon makes up 1.29% of the Earth’s atmosphere (by mass) • Physical Properties: • Gas Density : 1.784 kg/m3 • Boiling Point : -302.6 deg. F • Liquid Density : 87.01 lb./ft3 • Chemical Properties: • Forms no chemical compounds • Has the same solubility as oxygen • Chemically inactive • Interesting Uses: • Fills incandescent light bulbs • Used in Geiger Counters • Used to date rocks and other prehistoric materials (via Potassium-Argon Dating) • Can be consumed by the body (non-toxic, but can cause asphyxiation) Matt Brady http://education.jlab.org/itselemental/ele018.html 18

More Related