A sodium salt of unknown anion when treated with MgCl_(2)gives white precipitate only on boiling. The anion is ..........

A sodium salt of unknown anion when treated with MgCl_(2)gives white p

1.	A sodium salt of unknown anion when treated with MgCl_(2)gives white precipitate only on boiling. The anion is ..........
Answer» <html><body><p>`SO_(<a href="https://interviewquestions.tuteehub.com/tag/4-311707" style="font-weight:bold;" target="_blank" title="Click to know more about 4">4</a>)^(2-)` <br/>`HCO_(<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a>)^(-)` <br/>`CO_(3)^(2-)` <br/>`NO_(3)^(-)` </p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a></body></html>