The anode mud in the electrolytic refining of silver contains
The anode mud in the electrolytic refining of silver contains
- A
$Zn, \,Cu, \,Ag,\, Au$
- B
$Zn,\, Ag,\, Au$
- C
$Au$ only
- D
$Cu, \,Ag, \,Au$
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By annealing, steel
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$\underbrace {\mathop {Hg{I_2}\,}\limits_{'X'} \xrightarrow[{Sublimation}]{\Delta }\,\mathop {Hg{I_2}}\limits_{'Y'} \xrightarrow{{Cooling}}\mathop {Hg{I_2}}\limits_{'Z'} }_{On\,\,rubbing}$
$\underbrace {\mathop {Hg{I_2}\,}\limits_{'X'} \xrightarrow[{Sublimation}]{\Delta }\,\mathop {Hg{I_2}}\limits_{'Y'} \xrightarrow{{Cooling}}\mathop {Hg{I_2}}\limits_{'Z'} }_{On\,\,rubbing}$
Paramagnetism is exhibited by molecules
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The spin only magnetic moment value of the ion among $\mathrm{Ti}^{2+}, \mathrm{V}^{2+}, \mathrm{Co}^{3+}$ and $\mathrm{Cr}^{2+}$, that acts as strong oxidising agent in aqueous solution is .......... BM (Near integer).
(Given atomic numbers: $\mathrm{Ti}: 22, \mathrm{~V}: 23, \mathrm{Cr}: 24$, Co: $27$)
The spin only magnetic moment value of the ion among $\mathrm{Ti}^{2+}, \mathrm{V}^{2+}, \mathrm{Co}^{3+}$ and $\mathrm{Cr}^{2+}$, that acts as strong oxidising agent in aqueous solution is .......... BM (Near integer).
(Given atomic numbers: $\mathrm{Ti}: 22, \mathrm{~V}: 23, \mathrm{Cr}: 24$, Co: $27$)
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Coloured salts are formed by
Coloured salts are formed by