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The number of water molecules in hydrated beryllium salt never exceeds

$\begin{array}{1 1}(a)\;6&(b)\;3\\(c)\;2&(d)\;4\end{array}$

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$Be^{2+}$ has 4 vacant valence orbitals to accommodate $4H_2O$ molecule.
Hence (d) is the correct answer.
answered Jan 27, 2014 by sreemathi.v
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