1. Strontium By: Ellen Crozier

2. Uses of Strontium Fireworks (red flame), flare Fireworks (red flame), flare Refining zinc Refining zinc Optical materials Optical materials Has a potential for use as a lightweight nuclear to produce electricity Has a potential for use as a lightweight nuclear to produce electricity Used to produce gas in color television tubes Used to produce gas in color television tubes

3. Properties of Strontium Softer than calcium Softer than calcium Decomposes more vigorously than water Decomposes more vigorously than water Is a silvery metal Is a silvery metal Rapidly oxidizes to a yellowish color Rapidly oxidizes to a yellowish color Melting point=1042.2 k Melting point=1042.2 k Boiling point=1654 k Boiling point=1654 k

4. Facts about Strontium Atomic number-38 Atomic number-38 Atomic mass-87.62 Atomic mass-87.62 Crystal structure-cubic Crystal structure-cubic Is an Alkaline Earth Metal Is an Alkaline Earth Metal Adair Crawford discovered it in Scotland in 1790 Adair Crawford discovered it in Scotland in 1790 20 known isotopes, 4 stable 16 unstable 20 known isotopes, 4 stable 16 unstable Can cause cancer Can cause cancer Mimics calcium Mimics calcium Destroys bones in the body Destroys bones in the body Has no known biological role Has no known biological role Is used in ferrite magnets Is used in ferrite magnets

5. Strontium Was found In 1790 Is an Alkaline Earth metal Is non-toxic Mimics calcium Is absorbed by Bone tissue, Instead of calcium Has no known Biological role Kept under Parrafinn to Keep from oxidation Used to make Ferrite magnets Can destroy The bone Causes cancer

6. Sources www.chemicalelements.com www.chemicalelements.com www.chemicalelements.com www.chemicool.com www.chemicool.com www.chemicool.com www.webelements.com www.webelements.com www.webelements.com www.chemsoc.org www.chemsoc.org www.chemsoc.org