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Incorrect option among the given is (A) Order of covalent nature of oxides is BeoO > Mg0 > Cao > Sro >. (B) CaH2

Incorrect option among the given is (A) Order of covalent nature of oxides is BeoO > Mg0 > Cao > Sro >. (B) CaH2 (hydrolyth) used for dehydration (C) Be,C is a methanide (D) Density order of alkaline earth metals is Be < Mg < Ca < Sr < Ba

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