what is the electronic configuration of gallium and indium ? please answer
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Aluminum, gallium, indium, and thallium are metallic. They each have three electrons in their outermost shell (a full s orbital and one electron in the p orbital) with the valence electron configuration ns2np1.
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Ga = 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4s2 4p1
In = 1s2 2s2 2p6 3s2 3p6 4s2 3d10 4s2 4p6 4d10 5s2 5p1
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