BeO is least soluble in
BeO is least soluble in
A. pure water
B. aqueous solution of `BeCl_2`
C. dilute HCl
D. dilute NaOH solution
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BeO does not dissolve in water. BeO readily dissolves in an aqueous solution of `BeCl_2` (in this behaviour Be and Mg are similar-a solution of MgO in `MeCl_2` is Sorels cement). BeO reacts with dil. HCl to give `BeCl_2` and with NaOH gives sodium beryllite.
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