Group Number = number of valence electrons
Boron → Group 3A
Which of the following atoms contains only three valence electrons: Li, B, N, F, Ne?
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Our tutors have indicated that to solve this problem you will need to apply the Valence Electrons of Elements concept. You can view video lessons to learn Valence Electrons of Elements. Or if you need more Valence Electrons of Elements practice, you can also practice Valence Electrons of Elements practice problems.
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Our data indicates that this problem or a close variation was asked in Chemistry - OpenStax 2015th Edition. You can also practice Chemistry - OpenStax 2015th Edition practice problems.