{{Element | name=Tin | symbol=Sn | anumber=50 | amass=118.710 amu | state=solid | class=Metal | cstructure= | color= | date=Tin has been known since ancient times | discname=Unknown | origname=From the Latin ''stannum'' | uses=| obtained=}}
{{Element | name=Tin | symbol=Sn | anumber=50 | amass=118.710 amu | state=solid | class=Metal | cstructure= | color= | date=Tin has been known since ancient times | discname=Unknown | origname=From the Latin ''stannum'' | uses=| obtained=}}
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'''Tin''' is a fairly common and useful metal. It can exist as two different allotropes near room temperature. Grey tin is not very useful, but above 55.76°F (13.2°C) it becomes white tin, which is widely useful. For this reason, [[antimony]] or [[bismuth]] are sometimes added to white tin so that it does not change. <ref>http://education.jlab.org/itselemental/ele050.html</ref>
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==History==
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It's believed that people have been using tin for at least 5500 years, according to archaeological evidence. Tin is usually extracted from [[cassiterite]] (SnO2), which is mined primarily in Malaysia.<ref>http://education.jlab.org/itselemental/ele050.html</ref> Although Tin was sometimes used by itself, [[copper]] was often alloyed with about 5 percent of tin it produced bronze, which was far more useful.
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==Uses==
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===Pure Uses===
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Tin is used as protective coating on some other metals. For example, "tin" food cans are actually made of steel, and coated with tin.<ref>http://education.jlab.org/itselemental/ele050.html</ref>
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===Molecules, Mixes, and Alloys===
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Tin salts are used in the Pilkington process, which is used to manufacture window glass. Tin(IV) oxide is used for ceramics and gas sensors. Tin(II) chloride is a reducing agent and a mordant for dyeing calico and silk. <ref>http://www.rsc.org/periodic-table/element/50/tin</ref>
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A compound containing tin, Zinc stannate (Zn2SnO4), is used as a fire-retardant in plastic materials.<ref>http://www.rsc.org/periodic-table/element/50/tin</ref>