What is bromine's electron configuration? Chemistry Electron Configuration Electron Configuration 1 Answer BRIAN M. Jul 2, 2016 Br=1s22s22p63s23p64s23d104p5 Br=[Ar]4s23d104p5 Explanation: Bromine is in the 4th energy level, p block, 5th column, this means that the electron configuration will end 4p5 Br=1s22s22p63s23p64s23d104p5 Br=[Ar]4s23d104p5 Answer link Related questions How do electron configurations in the same group compare? How do the electron configurations of transition metals differ from those of other elements? How do electron configurations affect properties and trends of a compound? What is the electron configuration for a sodium ion? What is the electron configuration for a nitride ion? What is the electron configuration of chromium? What is the electron configuration of copper? What is Hund's Rule? What is the ground state electron configuration of the element germanium? What are some examples of electron configurations? See all questions in Electron Configuration Impact of this question 4201 views around the world You can reuse this answer Creative Commons License