Which of the following is not precipitated as sulphide by passing H_2S – InterviewSolution

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1.	Which of the following is not precipitated as sulphide by passing H_2S gas in the presence of conc. HCI ?
Answer» COPPER ARSENIC Lead Cadmium. Solution :CDS is not precipitated in conc. `HCl ` MEDIUM. For precipitation , the solution has to be DILUTED.

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