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The compounds formed by the Boron family are __________

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in Chemistry – Class 11 by (148k points)
The compounds formed by the Boron family are __________

(a) ionic

(b) covalent

(c) both ionic and covalent

(d) neither ionic nor covalent

This question was posed to me in final exam.

Question is taken from p-Block Elements in section p-Block Elements of Chemistry – Class 11

1 Answer

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Right answer is (c) both ionic and covalent

To explain I would say: Ionic compound formation’s tendency increases from Boron to thallium. Boron can only form covalent compounds, whereas aluminium can form both covalent as well as ionic compounds. Gallium forms mainly ionic compounds.

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