which element has three electrons in its outer most orbit?to which family it does belongs to

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chemistchris5 | High School Teacher | (Level 1) Adjunct Educator

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All elements in Group 13 have three electrons in their outermost energy level. The two most popular elements in this group are Boron and Aluminum. Both Boron and Aluminium have 3 valence electrons, but Boron is considered a metalloid and Aluminium is considered a metal.

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whitak29 | Middle School Teacher | eNotes Newbie

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All elements in group (column) 13 on the Periodic Table of the Elements have three electrons in their outermost energy levels.  These are called valence electrons.

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taangerine | Student, Grade 12 | (Level 1) Valedictorian

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All elements in group 13 has three electrons in its outer-most orbit. 

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atyourservice | Student, Grade 11 | (Level 3) Valedictorian

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All elements in group 13 ( boron , aluminium, gallium, indium, thallium , and ununtrium) have 3 valence electrons, they are part of the Boron family

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