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General
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Question
Methylrediscommonlyusedasindicatorforacidbasetitrations.ItispreparedbytreatingNaNO2/HCIwith anthranilicacidandtheresultingsolutionismixedwithN,Ndimethylanilineandshakedwellthesolutionfor some minutes to get “MethylRed”.
Given: 
ThetwoorganicmaterialsanthranilicacidandN,NdimethylanilineusedinpreparationofmethylRedcanbe best distinguished by:
- HCIsolution
- Br2water
- CHCI3/KOH
- FeCI3
The correct answer is: FeCI3
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Methylrediscommonlyusedasindicatorforacidbasetitrations.ItispreparedbytreatingNaNO2/HCIwith anthranilicacidandtheresultingsolutionismixedwithN,Ndimethylanilineandshakedwellthesolutionfor some minutes to get “MethylRed”.
Given:
Which is most likely to be “Methyl Red”?
Methylrediscommonlyusedasindicatorforacidbasetitrations.ItispreparedbytreatingNaNO2/HCIwith anthranilicacidandtheresultingsolutionismixedwithN,Ndimethylanilineandshakedwellthesolutionfor some minutes to get “MethylRed”.
Given:
Which is most likely to be “Methyl Red”?
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