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  4. The reaction between metallic silver and aqueous NaCN forming a soluble complex occurs in the presence of

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Q. The reaction between metallic silver and aqueous $ NaCN $ forming a soluble complex occurs in the presence of

MGIMS WardhaMGIMS Wardha 2013

Solution:

$ 4Ag(s)+8C{{N}^{-}}(aq)+2{{H}_{2}}O(l)+{{O}_{2}}(g) $ $ \xrightarrow[{}]{{}}4{{[Ag{{(CN)}_{2}}]}^{-}}(aq)+4O{{H}^{-}}(aq) $