CH181 Qulaititave analysis of group 1 cations

[@alderamin1402]

Why do you add concentrated HCl solution into your unknown substance? Is there any difference btw adding concentrated or diluted HCl into the sample?

[@Duncan14191]

Thank you so much. This is really helpfull

[@عامرالياسري-ع2ط]

منو الجاي من طرف دكتوره مسار

[@vasanthakumarantilakshana]

Sir why didn't you use filter paper

[@jolinaarradaza1646]

What reagent was added after acetic acid in order to test the presence of Pb2+ ion?

[@mayankgupta3459]

Potassium chromate or potassium iodiate

[@فهدريسانمجبل]

🧠