Chemistry - Salt Analysis Question with Solution | TestHub

ChemistrySalt AnalysisCATION miscellaneous/mixedMedium2 minPYQ_2021
ChemistryMediummultiple choice

A mixture of two salts is used to prepare a solution S, which gives the following results:

White precipitates only←Room temperatureDilute NaOH(aq)Saq. solution of the salts→Room temperatureDilute HClaqWhite precipitates only

The correct option s for the salt mixture is(are)

Options:(select one or more)

Answer:
A, B
Solution:

Pb2+→dil.HClPbCl2(white precipitate)

Pb2+→dil.NaOHPbOH2(white precipitate)

Bi3+→dil HClBiCl3(water-soluble)

Bi3+→dil. NaOHBiOH3(white precipitate)

Hg2+→dil.HClHgCl2(water-soluble)

Hg2+→dil. NaOHHgOH2(yellow precipitate)

Ag+→dil. HClAgCl(white precipitate)

Ag+→dil. NaOHAgOH(brown precipitate)

Zn2+→dil. HClZnCl2(water-soluble)

Zn2+→dil .NaOHZnOH2(white precipitate)

Stream:JEE_ADVSubject:ChemistryTopic:Salt AnalysisSubtopic:CATION miscellaneous/mixed
⏱ 2mℹ️ Source: PYQ_2021

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