A water sample has ppm level concentration of following anions F - = 10 ; SO 4 2 - = 100 ; NO 3 - = 50 The anion/anions that make/makes the water sample unsuitable for drinking is/are

Question

A water sample has ppm level concentration of following anions F - = 10 ; SO 4 2 - = 100 ; NO 3 - = 50 The anion/anions that make/makes the water sample unsuitable for drinking is/are, Both SO 4 2 - and NO 3 -, Only F -, Only SO 4 2 -, Only NO 3 -

MARKS App · Accepted Answer

Ions Maximum prescribed concentration in drinking water Fluoride 1 . 5 ppm Sulphate 500 ppm Nitrate 50 ppm Fluoride ion concentration is more than the limit, so it makes water unsuitable for drinking

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