11th Class Chemistry Environmental Chemistry

  • question_answer 54)   A person was using water supplied by municipality. Due to shortage of water he started using underground water. He felt laxative effect. What could be the cause?


      A moderate concentration of sulphate ions in water are harmless but excessive concentration, i.e., greater than 500 ppm in water causes laxative effects. Hence, underground water may have consisted excess of sulphates.

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