Question:
Choose the correct statements from the following.
(i) Beryllium is not readily attacked by acids because of the presence of
an oxide film on the surface of the metal.
(ii) Beryllium sulphate is readily soluble in water as the greater hydration
enthalpy of Be2+ overcomes the lattice enthalpy factor.
(iii) Beryllium exhibits coordination number more than four.
(iv) Beryllium oxide is purely acidic.
Solution:
Option (i) and (ii) are the answers.
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