ZINC. Myriam , Salwa , Viktoria 8C. Zinc facts. Zn Atomic # 30 Atomic weight 65.38 Silver-gray Group number 12 Period 4. Reacts to alkalis and acids. Zinc smudges in air. Discovery. German scientist Andreas Margraf discovered the element in 1746 in Germany.
Myriam, Salwa, Viktoria
Atomic # 30
Atomic weight 65.38
Group number 12
German scientist Andreas Margraf discovered the element in 1746 in Germany
Zink is usually linked with other base metals such as copper and lead. Zinc is a chalcophile, meaning the element has a low kinship for oxides and desires to connect with sulphides. Halophiles formed as the crust solidified under the decreasing circumstances of the first Earth's atmosphere.
The largest amounts of Zinc are found in Australia, Asia, and the United States. The element was named by the alchemist Paracel after the German word Zinke which means “Tin”.
-Without Zinc, our sense of taste and smell are reduced and our appetites often decrease.
-The element is normally found in association with other base metals such as copper and lead in oreas. Zinc is a chalcophile, meaning the element has a low affinity for oxides and prefers to bond with sulfides
The word Zinc is German. Zinc is a metallic chemical element. It’s the first element in group 12 of the periodic table. Zinc makes up about 75 ppm (0.0025%) of the earth’s crust.
The key functions of zinc are:
- Contributes to the production of one of the body’s most important antioxidant chemicals and is associated with having an anti-inflammatory effect.
-Component of DNA and RNA
-Involved in the production of energy in the body. It is important for good health.
Cost, pure: $5.30 per 100g
Cost, bulk: $0.18 per 100g
www.chemicool.comhttp://www.chemicool.com/elements/zinc.html (2012) accessed on the 23rd of September 2012 “Zinc”