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A student was given a sample of colourless solution contaning three cations and was asked to identify the cations: student carried out a series of reactions as given below. Which of the following statement is correct? |
Answer» <html><body><p>Precipitate C gives Rinmann's green test.<br/>Precipitate <a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a> is appreciably soluble in boiling <a href="https://interviewquestions.tuteehub.com/tag/concentrated-409727" style="font-weight:bold;" target="_blank" title="Click to know more about CONCENTRATED">CONCENTRATED</a> `H_(2)SO_(4)`<br/>Precipitate A on exposure to <a href="https://interviewquestions.tuteehub.com/tag/sunlight-1234644" style="font-weight:bold;" target="_blank" title="Click to know more about SUNLIGHT">SUNLIGHT</a> or ultraviolet radiations <a href="https://interviewquestions.tuteehub.com/tag/turns-1429088" style="font-weight:bold;" target="_blank" title="Click to know more about TURNS">TURNS</a> black<br/>All of the above</p>Solution :`A rarr AgCI, B rarr BaSO_(4), C rarr Zn(OH)_(2)` <br/> `A rarr` Insoluble in `HCI`, <br/> `BaSO_(4)darr +H_(2)SO_(2) ("<a href="https://interviewquestions.tuteehub.com/tag/conc-927968" style="font-weight:bold;" target="_blank" title="Click to know more about CONC">CONC</a>") rarr Ba^(2+) +2HSO_(4)^(-)`</body></html> | |