Answer to Question #98287 in General Chemistry for Brittany Wallace

Question

1. What is the complete ground state electron configuration for the bromine atom? What is the complete ground state electron configuration for the cobalt atom?

2. What is the element with an electron configuration of 1s22s22p63s23p64s23d8? What is the element with an electron configuration of 1s22s22p63s23p64s23d104p1?

Answer 1

Bromine:  1s²2s²2p⁶3s²3p⁶4s²3d¹⁰4p⁵

Cobalt: 1s²2s²2p⁶3s²3p⁶4s²3d⁷

1s22s22p63s23p64s23d8 - Nickel

1s22s22p63s23p64s23d104p1 - Gallium