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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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May 18, 2022
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Which of these elements has two valence electrons?
a. hydrogen (H)
b. barium (Ba)
c. nitrogen (N)
d. krypton (Kr)
e. bromine (Br)
Chemistry
high-school
Dawid Hyzy
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Dawid Hyzy
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Hydrogen only has 1 electron so not A.
Barium has 2 valence electrons so answers B!
Fjodr
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May 24, 2022
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Fjodr
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