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JEE Main20198 Apr 2019Evening ShiftChemistryEnvironmental ChemistryActual

The maximum prescribed concentration of copper in drinking water is:

Options

  1. A3 p p m
  2. B5 p p m
  3. C0.5 p p m
  4. D0.05 p p m

Correct answer

A. 3 p p m

Step-by-step solution

The maximum prescribed concentration of C u in drinking water is 3 ppm. If it is the prescribed conc. of C u is above, it is not good for health.

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