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QA › Uncategorized › Which of the following have the same number of valence electrons?

Which of the following have the same number of valence electrons?

a) Nitrogen, Arsenic, Bismuth

b) Boron, Silicon, Arsenic

c) Helium, Neon, Fluorine

d) Potassium, Arsenic, Br

Answer: A

Nitrogen, Arsenic, and Bismuth are group 5A (or group 15 VA) elements, also called pnictogens, and have five valence electrons each.

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4 years ago

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