Chemistry, asked by nandininegi80, 5 months ago

discuss variation of electronegativity in boron group? ​

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Answered by tusarkantapanda
2

Answer:

The electronegativity first decreases from B to Al and then increases down the group. Reason: As we move from Boron to aluminium ,the atomic size increases ,considerably, therefore attraction of nucleus for the electron decreases and hence electronegativity decreases.

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