Occurrence Tin is known to occur in elemental form in some locations. However, the mineral tinstone or cassterite, SnO2, is the principal ores. Extraction Preparation Manufacture Properties Tin is a soft white lustrous metal with a blue tinge. Tin is harder than lead but softer than zinc. Reactions Tin is not attacked by either air or water.
Tin reacts with hydrochloric acid to form stannous chloride.
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