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Smelting

Which of the ...

Question

Which of the following reactions show the process of smelting?

2 P b O + P b S \to 3 P b + S O_{2}

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2 N a [A u (C N)_{2}] + Z n \to N a_{2} [Z n (C N)_{4}] + 2 A u

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P b O + C \to P b + C O

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2 H g S + 3 O_{2} \to 2 H g O + 2 S O_{2}

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Solution

The correct option is C $P b O + C \to P b + C O$
Carbon reduction occurs in smelting from oxide ore. $P b O + C ⟶ P b + C O$

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