Zinc Zn 30. History Johann Henckel German Metuallurgist 1721.

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Presentation transcript:

Zinc Zn 30

History Johann Henckel German Metuallurgist 1721

Atomic Structures Electrons per. Shell- 2,8,18,2 30 protons 30 neutrons 35 electrons

Properties When polished it is bright Low melting point- 420 degrees Celsius Soft and very scratched mineral Zinc is amphitricha Transition metal Atomic weight Melting point k Boiling point- 118k 210 degrees Celsius zinc becomes brittle

Uses Is a metal that makes most dry batteries cases Barbed wired fences In cells Vitamins (total cereal)

Others Makes two-thousands of one percent of Earth’s crust 25 th most common element Also known as spelter Used for brass, lead, tin, copper, aluminum

Bibliography ents/030/index.html =wi Turnpike,Sherman Elements Danbury, CT 1996 Wikipedia.org/zinc/:education.jlab Z/Alternative-Therapies_A- Z/NaturalRemedies/Z/Zinc.aspx?gclid= CIS7gOaM250CFRwhDQod1CpfqA&t rans=1&du=1&ef_id=1350:3:s_93b193 0e2c3ac12d9da0add08a31e28d_ :SuXJ80NIYXsAADGtyBcAAAM A: