Question

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28.An element X with atomic no ll combines separately with two radicals NO3 and S042
i.Is X a metal or non metal ? Write the nature of its oxide.
(ii)write the formula of the compounds of X formed by combination of these radicals.Are these
compounds covalent or elecrtovalent
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Answer 1

Answer:

(i)element X is a metal and natue of its oxide is basic

(ii)Na(NO3) and Na2(SO4) these elements are mainly electrovalent