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The metal extracted by leaching with a cyanide is
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\( \mathrm{Ag} \)
The metal extracted by leaching with a cyanide is Ag. Ores of silica and gold are leached and react with NaCN and air to
convert into \( \mathrm{AgCN} \) which on replacement by zinc give pure metal.
convert into \( \mathrm{AgCN} \) which on replacement by zinc give pure metal.
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