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Identify the Cations in the Following Case : Nh4oh Solution, When Added to the Solution (B), Gives White Ppt Which Does Not Dissolve in Excess. - ICSE Class 10 - Chemistry

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Question

Identify the cations in the following case :

NH4OH Solution, when added to the Solution (B), gives white ppt which does not dissolve in excess.

Solution

Pb2+  ion

Pb(NO3)2 + 2NH4OH Pb(OH)2 + 2NH4NO3

                                                 (chalkywhiteppt. insoluble in excess)

 

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Solution Identify the Cations in the Following Case : Nh4oh Solution, When Added to the Solution (B), Gives White Ppt Which Does Not Dissolve in Excess. Concept: Aqueous Solution of Ammonia.
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