Which of these elements has two valence electrons? a. hydrogen (H) b. barium (Ba) c. nitrogen (N) d. krypton (Kr) e. bromine (Br)

asked May 18, 2022 68.1k views

1 vote

Which of these elements has two valence electrons?

a. hydrogen (H)
b. barium (Ba)
c. nitrogen (N)
d. krypton (Kr)
e. bromine (Br)

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5 votes

Hydrogen only has 1 electron so not A.
Barium has 2 valence electrons so answers B!

Fjodr answered May 24, 2022

by Fjodr

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