JEE Main 27 June 2022 Shift 2 Solved Paper

Section: Chemistry
© examsiri.com
Question : 63 of 90
 
Marks: +1, -0
Statement I : Leaching of gold with cyanide ion in absence of air / O2 leads to cyano complex of Au(III).
Statement II : Zinc is oxidized during the displacement reaction carried out for gold extraction.
In the light of the above statements, choose the correct answer from the options given below.
[27-Jun-2022-Shift-2]
Go to Question: