Jee Main
Environmental Chemistry
JEE Main 2023 (Online) 8th April Morning Shift
Match List I with List II:
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| LIST I (Species) | LIST II (Maximum allowed concentration in ppm in drinking water) | ||
|---|---|---|---|
| A. | \(\mathrm{F^-}\) | I. | < 50 ppm |
| B. | \(\mathrm{SO_4^{2-}}\) | II. | < 5 ppm |
| C. | \(\mathrm{NO_3^-}\) | III. | < 2 ppm |
| D. | \(\mathrm{Zn}\) | IV. | < 500 ppm |
Choose the correct answer from the options given below :