Which of the following electron structures represent elements in the same chemical family? (For example: a and b, c and d, etc.) (a) [He]2s²2p6 (b) [Ne]3s (c) [Ne]3s? (d) [Ne]3s²3p3 (e) [Ar]4s²3d10 (f) [Ar]4s²3d104p6 (g) [Ar]4s²3d5 (h) [Kr]5s²4d10

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