" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b) 2 7
c) 2 8 8 1
b. 1s^2 2s^2 2p^5
c. 1s^2 2s^2 2p^6 3s^2 3p^6 4s^1
d. 1s^2 2s^2 2p^6 3s^2 3p^3