JAMB Chemistry 2009 Objective — Question 32

Question 32 of 50 from the Joint Admissions and Matriculation Board (JAMB) Chemistry 2009 Objective paper, with the correct answer and a full explanation.

Hydrogen sulphide can be used as a precipitating agent for some ions e.g. lead ions

A. TrueCorrect
B. False
C. —
D. —

Explanation

Pb2+(aq)+H2S->PbS(s)+2H+. Hydrogen sulphide can be used as a precipitating agent for some ions e.g. lead ions.

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