Statement I : Leaching of gold with cyanide ion in absence of air / O2

1.	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. (A) Both Statement I and Statement II are correct (B) Both Statement I and Statement II are incorrect(C) Statement I is correct but Statement II is incorrect (D) Statement I is incorrect but Statement II is correct
Answer» Correct option is (D) Statement I is incorrect but Statement II is correct Statement-1 : wrong, Au+ is correct, not Au+3 Statement-2 : correct

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. (A) Both Statement I and Statement II are correct (B) Both Statement I and Statement II are incorrect(C) Statement I is correct but Statement II is incorrect (D) Statement I is incorrect but Statement II is correct

Answer»

Correct option is (D) Statement I is incorrect but Statement II is correct

Statement-1 : wrong, Au+ is correct, not Au+3

Statement-2 : correct

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