In the course of an experiment, two gases X and Y were produced. X turned...

JAMB 1986

In the course of an experiment, two gases X and Y were produced. X turned wet lead ethanoate to black and Y bleached moist litmus paper. What are the element(s) in each of the gases X and Y respectively?

A. H and S;Cl
B. H and O;Cl
C. H and S;C and O
D. H and Cl;S and O

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Correct Answer: Option A

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