Isolation of Elements

Section: Chemistry

Question : 7 of 22

Marks: +1, -0

The cyanide process of gold extraction involves leaching out gold from its ore with CNin the presence of Q in water to form R. Subsequently, R is treated with T to obtain Au and Z. Choose the correct option(s)

[JEE Adv 2019 P2]

Q is O2
T is Zn
Z is [Zn(CN)4]2−
R is [Au(CN4)]−

Validate

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