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Define amphoteric behavior and give an example

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Define amphoteric behavior and give an example of it other than the one given in your lab manual.;Why is it good to form only one precipitate when analyzing your unknowns?;Why is it important to perform the ammonia tests with no other sets of cations in the tray?;True or False: Confirmatory tests should always be carried out initially on a known sample of cations. Explain.;If you add a silver ion solution to a carbonate ion solution a brown precipitate forms. What can this precipitate be? Explain possibilities and the way to determine what it actually is.

 

Paper#15619 | Written in 18-Jul-2015

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