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 lead bullet of mass 0.05kg is fired with a…The primary coil of a transformer has N turns and is…A transformer has 400 turns and 200 turns in the…Which of the following gases has a characteristic…