Tin Was Among the First Metals Used by Humans

question 8

Multiple Choice

Tin was among the first metals used by humans.Elemental tin is produced by heating tin(IV) oxide,the principal ore of tin,with carbon.The products of this reaction are tin and carbon dioxide.When the equation is written and balanced,the coefficient of tin is

• A)1
• B)2
• C)3
• D)4

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