The cyanide process of gold extraction involves leaching out gold from its ore with C N - in the presence of…

1. $\mathrm{T}$ is $\mathrm{Z}\mathrm{n}$
2. $\mathrm{R}$ is ${\left[\mathrm{A}\mathrm{u}{\left(\mathrm{C}\mathrm{N}\right)}_4\right]}^{-}$
3. $\mathrm{Z}$ is ${\left[\mathrm{Z}\mathrm{n}{\left(\mathrm{C}\mathrm{N}\right)}_4\right]}^{2-}$
4. $\mathrm{Q}$ is ${\mathrm{O}}_2$

Solution

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Asked in: JEE Advanced 2019 (Paper 2)

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