The impurities formed during the laboratory preparation of chlorine gas are removed by? by Sunday | Oct 10 | Chemistry JAMB | 0 comments A. H2O B. NH3 C. H2SO4 D. HCl Correct Answer: Option A – H2O Users Also Read These:The industrial preparation of hydrogen gas from…The earthly impurities in iron ore are removed in…Chlorine gas is prepared in the laboratory by?SS2 Chemistry Lesson Note on Preparation and…Calculate the mass of chlorine gas which occupies a…