A) \[(P)\,\,\,is\,\,\,N{{a}_{4}}Zn{{O}_{3}},\,\,\,(Y)\,\,\,is\,\,\,{{H}_{2}}S.\]
B) \[(X)\,\,\,is\,\,\,{{H}_{2}},\,\,\,(W)\,\,\,is\,\,\,Zn{{(OH)}_{2}}.\]
C) \[(P)\,\,\,is\,\,\,N{{a}_{2}}Zn{{O}_{2}},\,\,\,(X)\,\,\,is\,\,\,{{O}_{2}}.\]
D) \[(W)\,\,\,is\,\,\,ZnS,\,\,\,(X)\,\,\,is\,\,\,{{H}_{2}}.\]
Correct Answer: D
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