Acetic acid is added to the solution of sodium carbonate the gas evolved does not turn purple colour of KMnO_(4) but turns lime water milky forming a compound (M) which becomes soluble by passing the same gas in excess forming another compound (N). But same obserbation is not obtained with boric acid. The correct order of increasing acidity is:

Acetic acid is added to the solution of sodium carbonate the gas evolv

1.	Acetic acid is added to the solution of sodium carbonate the gas evolved does not turn purple colour of KMnO_(4) but turns lime water milky forming a compound (M) which becomes soluble by passing the same gas in excess forming another compound (N). But same obserbation is not obtained with boric acid. The correct order of increasing acidity is:
Answer» <html><body><p>Boric acid `lt` <a href="https://interviewquestions.tuteehub.com/tag/acetic-1967065" style="font-weight:bold;" target="_blank" title="Click to know more about ACETIC">ACETIC</a> acid `lt` Carbonic acid<br/>Acetic acid `lt` Boric acid `lt` Carbonic acid<br/>Carbonic acid `lt` Acetic acid `lt` Boric acid<br/>Boric acid `lt` carbonic acid `lt` Acetic acid </p>Solution :`Na_(2)CO_(3) <a href="https://interviewquestions.tuteehub.com/tag/overset-2905731" style="font-weight:bold;" target="_blank" title="Click to know more about OVERSET">OVERSET</a>(AcOH)rarr CO_(2) overset(<a href="https://interviewquestions.tuteehub.com/tag/ca-375" style="font-weight:bold;" target="_blank" title="Click to know more about CA">CA</a>(OH)_(2))rarr underset((M))(CaCO_(3)darr) overset(CO_(2))underset(H_(2)O)rarr underset((<a href="https://interviewquestions.tuteehub.com/tag/n-568463" style="font-weight:bold;" target="_blank" title="Click to know more about N">N</a>))(Ca(HCO_(3))_(2))`</body></html>