hich of the following is a correct electron configuration? elect one: a. 1s22s22p 3s23p64s23d¹04p4 X b. 1s22s22p 3s 3p63d104s24p³ 3s23p63d¹04s¹4p4 c. 1s²2s²2p d. 1s22s22p 3s 3p 4s²4p³

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