Given following electron configurations, 1s22s22p63s23p4s23d104p65s4d9 and 1s22s22p63s3p4s23d104p65s4d10 Part 1: Name the element
Part 2: Both electron configurations are correct, and the second one is what is found most often in nature. Suggest a reason for why silver most often exists as an exception to the normal electron configuration rules