ICSE Class 10 Chemistry 2014 Solved Paper

Distinguish between the following pairs of compounds using the test given within brackets :

Question : 28 of 88

Marks: +1, -0

A lead salt and a zinc salt (using excess ammonium hydroxide)

Solution:

Lead salt : Gives white ppt with ammonium hydroxide which is insoluble in excess of ammonium hydroxide.
Zinc salt : Gives gelatenous white ppt which is soluble in excess ammonium hydroxide.

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