MCQ
Which one of the following is most soluble
- A$CuS\,({K_{sp}} = 8 \times {10^{ - 37}})$
- ✓$MnS\,({K_{sp}} = 7 \times {10^{ - 16}})$
- C$B{i_2}{S_3}\,({K_{sp}} = 1 \times {10^{ - 70}})$
- D$A{g_2}S\,({K_{sp}} = 6 \times {10^{ - 51}})$
✓
Answer
Correct option: B.
$MnS\,({K_{sp}} = 7 \times {10^{ - 16}})$
(b) Solubility is directly proportional to the ${K_{sp}}$.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Which of the following oxide is amphoteric ?
The molarity of $1 \mathrm{~L}$ orthophosphoric acid $\left(\mathrm{H}_3 \mathrm{PO}_4\right)$ having $70 \%$ purity by weight (specific gravity $\left.1.54 \mathrm{~g} \mathrm{~cm}^{-3}\right)$ is_____$\quad \mathrm{M}$.
→(Molar mass of $\mathrm{H}_3 \mathrm{PO}_4=98 \mathrm{~g} \mathrm{~mol}^{-1}$ )
$50\,\,ml$ water is added to a $50\,\,ml$ solution of $Ba{(OH)_2}$ of strength $0.01\,\,M.$ The $pH$ value of the resulting solution will be
→Formula of the following silicate anion structure is, where $ \bullet $ $ -'Si'$ atom, $o-'O'$ atom
→The tautorner of $II$ is
→The mass of hydrogen at STP, that is present in a vessel which can hold 4 grams of oxygen under similar conditions, is:
For the reaction, $A(g) + B(g) \to C(g) + D(g),$ $\Delta H^o$ and $\Delta S^o$ are, respectively, $-29.8\,\,kJ\, mol^{-1}$ and $-0.100\,\,kJ\,K^{-1}$ $mol^{-1}$ at $298\,K.$ The equilibrium constant for the reaction at $298\,K$ is
→If $p_x$ and $p_y$ orbital participate in $sp^2$ hybridisation of sulphur atom in $SO_3$ , then the $d$ orbitals which are used in $p\pi -d\pi $ bonds are
→Incorrect $IUPAC$ name is
→The process that is $NOT$ endothermic in nature is :-
→