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Which of the following represents a stable octet? A 1s2 2s2 2p6 3s2 3p6 4s2 B [He] 2s2 2p3 C 1s2 2s2 2p1 D [Ne] 3s2 3p6
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Which of the following represents a stable octet? A 1s2 2s2 2p6 3s2 3p6 4s2

B [He] 2s2 2p3
C 1s2 2s2 2p1
D [Ne] 3s2 3p6

User Dave Tapson
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[Ne]3s^23p^6 ( answer D) represent a sample of an octet. Octet is the tendency of an atom to have eight electrons in the valence shell. [Ne]3s^2 3p^6 is an octet since its valence electron that is3s^23p^6 has eight electrons.
User Jordan Johns
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