ICSE Class 10 Answered
What happens when sodium hydroxide is added to lead salts in excess. Give two points of differnce.
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Asked by komal.dnn | 11 May, 2020, 09:26: AM
Expert Answer
On reaction of sodium hydroxide with lead(II) salt gives a white coloured precipitate.
Pb2+ + 2OH- → Pb(OH)2
Sodium hydroxide precipitates lead(II) hydroxide, which dissolve with excess hydroxide:
Pb(OH)2 + 2OH- → [Pb(OH)4]2-
Answered by Ramandeep | 11 May, 2020, 11:22: AM
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