Science, asked by Kop122679, 1 month ago

Why would Aluminum be placed directly under Boron in figure A?

Answers

Answered by ritika123489

0

Explanation:

Aluminum, gallium, indium, and thallium have three electrons in their outermost shell (a full s orbital and one electron in the p orbital) with the valence electron configuration ns2np1. The boron family contains the semi-metal boron (B) and metals aluminum (Al), gallium (Ga), indium (In), and thallium (Tl).

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