KVPY SX SB Exam 2015 Question Paper

Question : 50 of 120

Marks: +1, -0

When

H_2S

gas is passed through a hot acidic aqueous solution containing

Al^{3+}, Cu^{2+}, Pb^{2+} \and \Ni^{2+}

, a precipitate is formed which consists of

Solution:

H2S gas is passed through a hot acidic aqueous solution containing Al

^{+3}

, Cu

^{+2}

, Pb

^{+2}

and Ni

^{+2}

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