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How common ion effect is helpful in identification of basic group redical (group 2,3,4 and 5?

Samreen Hanif , 4 Years ago
Grade 12th pass
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SAI DEEPAK

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The precipitation is obtained only when the concentration of any one ion is increased. Thus by adding a common ion, the solubility product can be increased. Sulphides of basic radicals of groups II are precipitated by passing H2S gas through the acidified solution by HCl

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