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Chemistry - Salt Analysis Question with Solution | TestHub

ChemistrySalt AnalysisTEST OF CATIONS Dry Test, Group Analysis, Group 1,2Easy2 minPYQ_2005

ChemistryEasysingle choice

Assertion : Borax bead test is not suitable for $Al (III)$ . Reason : $Al_{2} O_{3}$ is insoluble in water.

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Answer:

Solution:

Borax bead test is not suitable for $Al$ (III) because its oxidising as well as reducing flame is colourless in both hot as well as cold. Alumina is insoluble in water as they exist in hydrated form like $Al_{2} O_{3} \cdot 2 H_{2} O, Al_{2} O_{3} \cdot H_{2} O$ etc.

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

⏱ 2mℹ️ Source: PYQ_2005

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