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Which of these pairs of elements have the same number of valence electrons? A) hydrogen (H) and helium (He) B) sodium (Na) and potassium (K) C) carbon (C) and oxygen (O) D) boro…

Which of these pairs of elements have the same number of valence electrons? A) hydrogen (H) and helium (He) B) sodium (Na) and potassium (K) C) carbon (C) and oxygen (O) D) boro…
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Which of these pairs of elements have the same number of valence electrons?

A) hydrogen (H) and helium (He)

B) sodium (Na) and potassium (K)

C) carbon (C) and oxygen (O)

D) boron (B) and beryllium (Be)

asked
User XZVASFD
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7.7k points

1 Answer

1 vote

answer is A- hydrogen (H) and helium (He)

answered
User ScottishTapWater
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