forevakeona forevakeona Today at 2:18 AM Chemistry Answered What is the electron configuration of an element with atomic number 15? A. 15² 23²2² 2p6 B. 15²2 25² 2p 3s² 3p5 C. 15² 25² 2p 3s²2 3p³ D. 15² 25² 2p 3s² E. 15² 25² 2p 3p³ 3s² 3p¹