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Which is the correct electron configuration for Argon (Ar)? a.1s22s22p63s23p2

b.1s22s22p63s23p6
c. 1s22s22p63s23p44s2
d.1s22s22p63s23p64s2

User Simka
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1 Answer

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Answer is d. ................
User Pdiffley
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