Question

7. Correct the errors in the following:
a) 1s22s32p1
b) 1s22s22p63s23d8
c) 1s32s22p63s23p54s1
d) 1s22s22p63s23p63d7

Answer 1

a) 1s^22s^22p^1
b) Correct as is
c) 1s^22s^22p^63s^23p^64s^1
d) 1s^22s^22p^63s^23p^63d^7