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Give the Balanced Equations for the Conversion of Argentite (Ag2s) to Metallic Silver. - Chemistry (Theory)

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प्रश्न

Give the balanced equations for the conversion of argentite (Ag2S) to metallic silver. 

एक पंक्ति में उत्तर

उत्तर

Ag2S + 4NaCN ⇌ 2Na[Ag(CN)2] + Na2

Argentite

\[\ce{4Na2S + 2H2O +\underset{\text{(Air)}}{5O2}-> 2Na2SO4 + 4NaOH + 2S}\]

2Na[Ag(CN)2] + Zn → Na2 [Zn(CN)4] + 2Ag↓  

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2016-2017 (March)

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