Chemistry - Salt Analysis Question with Solution | TestHub

ChemistrySalt AnalysisTEST OF CATIONS Dry Test, Group Analysis, Group 1,2Medium2 minQB

ChemistryMediummultiple choice

A solution contains a mixture of $Pb^{2 +}$ and $Sn^{2 +}$ . Which of the following statements regarding their separation and identification is/are correct?

Options:(select one or more)

Answer:

A, C, D

Solution:

Concept:

Solubility in YAS (Group IIA vs IIB), Group classification.

Solution:

$Pb^{2 +}$ is in Group I and II. In Group II, PbS (IIA) is insoluble in YAS. SnS (IIB) is oxidized to $SnS_{2}$ and dissolves in YAS to form thiostannate $(NH_{4})_{2} SnS_{3}$ .

Final Answer: Option (A, C, D)

Stream:JEESubject:ChemistryTopic:Salt AnalysisSubtopic:TEST OF CATIONS Dry Test, Group Analysis, Group 1,2

⏱ 2mℹ️ Source: QB

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