Element Fact Sheet Element Information Research Source 18 http://www.webelements.com/ Ar http://www.webelements.com/ Pts: ____/3 3. Element Name Argon http://www.webelements.com/ Pts: ____/3 4. Atomic Mass 40 http://www.webelements.com/ 1. Atomic Number Pts: ____/ 3 2. Element Symbol Pts: ____/3 5. What charge does the Ion form (+1, +2, -2, 1, etc…) Pts: ____/3 6. Who Argon was discovered http://education.jlab.org/itselemental/ele018.html discovered by Sir William Ramsay. element? Pts: ____/3 7. When was 1894 http://education.jlab.org/itselemental/ele018.html element discovered? Pts: ____/3 8. Element’s group name or number Pts: ____/3 9. Physical Properties (list at least 3 different properties) Pts: ____/3 10. Chemical Properties Pts: ____/3 Name: Noble Gas http://education.jlab.org/itselemental/ele018.html Number:18 Argon is a colorless, odorless, and tasteless gas. http://www.chemistryexplained.com/elements/AC/Argon.html Argon is chemically inactive http://www.chemistryexplained.com/elements/AC/Argon.html 11. Common compounds element forms Pts: ____/3 12. Common uses of element Pts: ____/3 13. Correct Bohr Model Element Fact Sheet There are no common http://www.hobart.k12.in.us/ksms/PeriodicTable/argon.htm compounds because its oxidation number is zero. used in electric light bulbs and fluorescent tubes, photo tubes, glow tubes, welding, cutting, as a protective gas for other substances http://www.webelements.com/argon/uses.html http://www.chemicalelements.com/elements/ar.html Pts: ____/3 14. Correct Electron Dot Configurati on Pts: ____/3 http://environmentalchemistry.com/yogi/periodic/Ar.html