Questions
Which of the following is the test to detect/confirm H2S gas?
a)
b)
c) Black color with Lead acetate paper
d)
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d
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Correct option is B
It turns acidified solution to Green3SO2+K2Cr2O7+H2SO4→K2SO4+Cr2SO43+H2OPb(CH3COO)2+H2S→PbS(Black)Talk to our academic expert!
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