tshirwe1potton tshirwe1potton

06-10-2016
Chemistry

contestada

Which of the following elements has five valence electrons?
a. boron
b. tungsten
c. rubidium
d. phosphorus

Respuesta :

JasmineRene JasmineRene

06-10-2016

D. Phosphorus

You can tell what elements have how many valence electrons by what group they're in. Groups are vertical.
So group 1 has 1 valence electron
Group 2 has 2 valence electrons
Group 3 has 3 valence electrons, etc.

Answer Link

emmarose24 emmarose24

21-10-2020

Answer:

D

Explanation:

phosphorus

Answer Link

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