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प्रश्न
Identify the cations in the following case :
NH4OH Solution, when added to the Solution (B), gives white ppt which does not dissolve in excess.
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उत्तर
Pb2+ ion
Pb(NO3)2 + 2NH4OH 
Pb(OH)2 + 2NH4NO3
(chalkywhiteppt. insoluble in excess)
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संबंधित प्रश्न
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Q. 24
Write a balanced chemical equation for reaction of ammonia with heated copper oxide
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