Home » Chemistry » Which of the following ions is a pollutant in drinking water even in trace amounts?Which of the following ions is a pollutant in drinking water even in trace amounts? Which of the following ions is a pollutant in drinking water even in trace amounts? A. Ca2+ B. Hg2+ C. Mg2+ D. Fe2+ Correct Answer: Option B Explanation Related Posts How many unpaired electron(s) are there in the nitrogen sub-levels/ How many structural isomers can be drawn for the non-cyclic alkanol with molecular formula C… Which of the following compounds dissolves in water to form a solution with pH below… Ethanol reacts with excess acidified K2Cr 2O7 to produce The oxidation state of carbon in HCOOH is An unknown organic compound X has a relative molecular mass of 180. It is a…
