Question
A white coloured inorganic salt gives the following reactions.
(i) It is soluble in water and the solution has sweet taste.
The solution turns black in presence of H2S
ii) The solution gives a white precipitate with dilute HCl which is soluble in hot water.
iii) The salt when heated gives acetone and a yellow coloured residue. Identify the salt (A) and give chemical reactions.
(i) It is soluble in water and the solution has sweet taste.
The solution turns black in presence of H2S
ii) The solution gives a white precipitate with dilute HCl which is soluble in hot water.
iii) The salt when heated gives acetone and a yellow coloured residue. Identify the salt (A) and give chemical reactions.
Answer: Option C
:
C
(A)isPb(CH3COO)2Pb(CH3COO)2+H2S→PbS+2CH3COOHBlackPb(CH3COO)2+2HCl→PbCl2+2CH3COOHSoluble in hot waterPb(CH3COO)2→PbO+CO2+CH3COCH3]
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:
C
(A)isPb(CH3COO)2Pb(CH3COO)2+H2S→PbS+2CH3COOHBlackPb(CH3COO)2+2HCl→PbCl2+2CH3COOHSoluble in hot waterPb(CH3COO)2→PbO+CO2+CH3COCH3]
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