A metal M readily form water soluble sulphate MSO4,water insoluble hydroxide M(OH)2 and oxide MO which becomes inert on heating.The hydroxide is soluble in NaOH.Then,here M is elemet name.
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BE ( Beryllium )
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On moving down, water solubility of alkaline earth metals decreases.
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Oxides and hydroxides of alkaline earth metal are basic except Be which is amhoteric.
Therefore, the metal is Be.
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On moving down, water solubility of alkaline earth metals decreases.
____________________________________________________________
Oxides and hydroxides of alkaline earth metal are basic except Be which is amhoteric.
Therefore, the metal is Be.
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the metal is Be.(Beriliyum)
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