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Select the correct answer. Which of these elements has four valence electrons? A. hafnium (Hf) B. radon (Rn) C. silicon (Si) D. sulfur (S)
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Aug 26, 2021
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Select the correct answer.
Which of these elements has four valence electrons?
A.
hafnium (Hf)
B.
radon (Rn)
C.
silicon (Si)
D.
sulfur (S)
Chemistry
high-school
Jamie Bicknell
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Answer:
hf and si
Step-by-step explanation:
hope that helped
Geoff Maddock
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Aug 28, 2021
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Geoff Maddock
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The answer is C. silicon , hope this helps!
Brendan Frick
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Aug 30, 2021
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