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A colourless salt gives violet colour to Bunsen flame and also turns moist litmus paper blue. The salt is

Answer» <html><body><p>`Na_(2)CO_(3)`<br/>`KNO_(3)`<br/>`K_(2)CO_(3)`<br/>`Cu(OH)_(2)`</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> :C</body></html>


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