A solution which is 10^-3 M each in Mn^2+, Fe^2+,

Question

A solution which is 10^-3 M each in Mn^2+, Fe^2+, Zn^2+ and Hg^2+ is treated with 10^-16 M sulphide ion. If K base sp of MnS, FeS, ZnS and HgS are 10^-15, 10^-23, 10^-20 and 10^-54 respectively, which one will precipitate first?a. FeSb. MgSc. HgSd. ZnS

Navjyot Kalra · Accepted Answer

c) TIPS/Formulae
: For precipitation, Ionic product > solubility product HgS having the lowest K base sp among the
given compounds will precipitate first. Normal 0 false false false EN-US X-NONE X-NONE /* Style Definitions */ table.MsoNormalTable {mso-style-name:Table Normal; mso-tstyle-rowband-size:0; mso-tstyle-colband-size:0; mso-style-noshow:yes; mso-style-priority:99; mso-style-parent:; mso-padding-alt:0in 5.4pt 0in 5.4pt; mso-para-margin-top:0in; mso-para-margin-right:0in; mso-para-margin-bottom:10.0pt; mso-para-margin-left:0in; line-height:115%; mso-pagination:widow-orphan; font-size:11.0pt; font-family:Calibri,sans-serif; mso-ascii-font-family:Calibri; mso-ascii-theme-font:minor-latin; mso-hansi-font-family:Calibri; mso-hansi-theme-font:minor-latin; mso-bidi-font-family:Times New Roman; mso-bidi-theme-font:minor-bidi;}

Inorganic Chemistry> A solution which is 10^-3 M each in Mn^2+...

A solution which is 10^-3 M each in Mn^2+, Fe^2+, Zn^2+ and Hg^2+ is treated with 10^-16 M sulphide ion. If K base sp of MnS, FeS, ZnS and HgS are 10^-15, 10^-23, 10^-20 and 10^-54 respectively, which one will precipitate first?
a. FeS
b. MgS
c. HgS
d. ZnS

Radhika Batra , 11 Years ago

Navjyot Kalra

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Inorganic Chemistry> A solution which is 10^-3 M each in Mn^2+...

A solution which is 10^-3 M each in Mn^2+, Fe^2+, Zn^2+ and Hg^2+ is treated with 10^-16 M sulphide ion. If K base sp of MnS, FeS, ZnS and HgS are 10^-15, 10^-23, 10^-20 and 10^-54 respectively, which one will precipitate first?a. FeSb. MgSc. HgSd. ZnS

Radhika Batra , 11 Years ago

Navjyot Kalra

LIVE ONLINE CLASSES

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A solution which is 10^-3 M each in Mn^2+, Fe^2+, Zn^2+ and Hg^2+ is treated with 10^-16 M sulphide ion. If K base sp of MnS, FeS, ZnS and HgS are 10^-15, 10^-23, 10^-20 and 10^-54 respectively, which one will precipitate first?
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