Which statement about copper is incorrect?
Select one:
a. the electronic configuration of Cu2+ is 1s 2s 2p 3s 3p%3dº
O b. the electronic configuration of Cu+ is 15-2s 2p 3s 3p%3d0
c. the electronic configuration of copper atoms is 1s 2s 2p 3s 3p64523dº
d. the electronic configuration of copper atoms is 1s22s2p 3s 3p645 30 10​