Electron Configuration Worksheet

University:
Everett Community College
Course:
CHEM 161 | General Chemistry I with Lab
Academic year:

2011
Views:

69

Pages:

1
Author:

Jaydan Simpson

Write the unabbreviated electron configurations of the following elements: 1) copper 1s22s22p63s23p64s23d9 2) iodine 1s22s22p63s23p64s23d104p65s24d105p5 3) potassium 1s22s22p63s23p64s1 4) bismuth 1s22s22p63s23p64s23d104p65s24d105p66s24f145d106p3 5) zirconium 1s22s22p63s23p64s23d104p65s24d2 Write the abbreviated electron configurations of the following elements: 6) iridium [Xe] 6s24f145d7 7) chlorine [Ne] 3s23p5 8) nobelium [Rn] 7s25f14 9) caesium [Xe] 6s1 10) magnesium [Ne] 3s2 The following electron configurations belong to which elements: 21) 1s22s22p63s1 22) 1s22s22p63s23p64s23d104p65s24d6 23) [Kr] 5s24d10 24) [Xe] 6s24f145d106p2 25) [Rn] 7s25f146d4 sodium ruthenium cadmium lead seaborgium Determine if the following electron configurations are correct: 26) 1s22s22p63s23p64s24d104p65s1 no, it should be 3d10 27) 1s22s22p63s3 no, there can only be 2 electrons in an s-orbital 28) [Rn] 7s25f96d2 no, 5f shell must be filled before the 6d shell 29) [Ar] 5s24d105p5 no, the short-cut should be [Kr], not [Ar] 30) [Xe] 6s24f10 yes