Meaning of ATOMIC NUMBER 50

WordNet Dictionary
	Definition:		[n]  a silvery malleable metallic element that resists corrosion; used in many alloys and to coat other metals to prevent corrosion; obtained chiefly from cassiterite where it occurs as tin oxide
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	Synonyms:		Sn, tin
	See Also:		cassiterite, metal, metallic element, tin foil, tinfoil