On exposure to hydrogen sulphide; moist lead (II) ethanoate paper turns by Sunday | Apr 20 | Chemistry NECO | 0 comments A. black B. blue C. green D. white E. yellow Correct Answer: Option A – black Users Also Read These:A lead bullet of mass 0.05 kg is fired with a…A piece of filter paper moistened with lead (ll)…A transformer connected to a 240Vr.m.s has 3000…What is the molar of hydrogen sulphide gas in the…A transformer with 5500 turns in its primary winding…