MCQ
Amongst given elements, $+4$ oxidation state is known in aqueous medium for?
- ✓$Ce$
- B$Eu$
- C$Yb$
- D$Tl$
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Rate constant of reaction $K = 1 0^{-2}\ min^{-1}$ Which is correct statement ? $(\ln\, 2 = 0. 7)$
then the solubility of $AB _{2}$ in pure water is......... $\times 10^{-4}$ $mol$ $L ^{-1}$.
[Assuming that neither kind of ion reacts with water]