A. Hg, Pb
B. Zn, Mn
C. As, CD
D. Cd , Pb
The correct answer to the question: “which of the following pair is not distinguished by passing H2S?” is “Hg, Pb”.
A. Hg, Pb
B. Zn, Mn
C. As, CD
D. Cd , Pb
The correct answer to the question: “which of the following pair is not distinguished by passing H2S?” is “Hg, Pb”.