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AlBr3 and AlI3 are covalent.

Chemical Properties of Boron Family

Posted on November 28, 2017 by Mrs Shilpi Nagpal

Resonating structure of BF3

Oxidation State The elements of group 13 have to two electrons in the s- orbital and one electron in the p-orbital of the valence shell. These elements are expected to show a uniform oxidation state of +3. Boron and aluminium which show an oxidation state of +3 only but gallium, indium and thallium due to inert pair effect show oxidation state of both +1 and +3 . As we … [Read more...] about Chemical Properties of Boron Family

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