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10th Class Science Acids, Bases and Salts / अम्ल, क्षार एवं लवण Question Bank 10th CBSE Science Acids, Bases and Salts

  • question_answer
      Why does the milkiness disappear on passing excess of carbon dioxide to lime water?

    Answer:

                      When carbon dioxide is passed in excess, calcium carbonate (which appears milky) gets converted into caldum hydrogen carbonate which is soluble. Hence, the milkiness disappears.


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