Payal Asked a Question
September 28, 2020 7:31 pmpts 30 pts
Why are group 4 salts not precipitated when group 2 test is carried out(on addition of H2S)in salt analysis?
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  • Dinesh khalmaniya thankyou
    check it
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    Dinesh khalmaniya
    Solubility product of sulphides of II group radicals are less than solubility product of sulphides of IV group. So to pricipitate II group radicals as sulphides little S2-are suffi...
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  • Priyanshu kumar Best Answer
    Solubility product of sulphides of II group radicals are less than solubility product of sulphides of IV group. So to pricipitate II group radicals as sulphides little S2-are suffi...
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    Priyanshu kumar
    In qualitative analysis of cations of second group, H2​S is passed in presence of HCl. Due to common ion effect, ionisation of H2​S decreases and less sulphide ions are obtained. T...
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