1.

Which order are correct? (I) Thermal stability : BeSO_(4)ltMgSO_(4)ltCaSO_(4)ltSrSO_(4)ltBaSO_(4) (II) Basic nature : ZnOgtBeOgtMgOgtCaO (III) Solubility in water : LiOHgtNaOHgtKOHgtRbOHgtCsOH (IV)Melting point : NaClgtKClgtRbClgtCaClgtLiCl

Answer»

(I), (IV)
(I), (II) and (IV)
(II), (III)
All correct

Answer :A


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