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By Chemistry Mcqs No Comments

which of the following pair is not distinguished by passing H2S?

A. Hg, Pb
B. Zn, Mn
C. As, CD
D. Cd , Pb

Submitted by: Said wali shah

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The correct answer to the question: "which of the following pair is not distinguished by passing H2S?" is "Hg, Pb".

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