Why does aluminum have a much higher electron affinity than boron?

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2007-02-11 03:47:59 · 3 answers · asked by John B 1 in Science & Mathematics ➔ Chemistry

Look at the nuclear charge and the radius of the atoms to determine the answer to this question.

2007-02-11 03:57:40 · answer #1 · answered by docrider28 4 · 0⤊ 0⤋

Aluminum has low lying d orbitals that are not available to boron, so it has more orbitals available to fill.

2007-02-11 12:02:10 · answer #2 · answered by Dr. Barker 3 · 0⤊ 0⤋

becuase boron is boring. (no pun intended)

2007-02-11 11:55:15 · answer #3 · answered by iron chef bryan 4 · 0⤊ 0⤋