10. Periodic Properties of the Elements
The Electron Configuration: Quantum Numbers
6PRACTICE PROBLEM
For the element Ba, provide the four quantum numbers (n, l, ml, and ms) that describe its outermost two electrons.
For the element Ba, provide the four quantum numbers (n, l, ml, and ms) that describe its outermost two electrons.
ANSWERS OPTIONS
A
n = 6, l = 1, ml = 0, ms = +½
n = 6, l = 1, ml = 0, ms = –½
n = 6, l = 1, ml = 0, ms = –½
B
n = 6, l = 0, ml = 0, ms = +½
n = 6, l = 0, ml = 0, ms = –½
n = 6, l = 0, ml = 0, ms = –½
C
n = 6, l = 0, ml = 1, ms = +½
n = 6, l = 0, ml = 1, ms = –½
n = 6, l = 0, ml = 1, ms = –½
D
n = 6, l = 1, ml = 1, ms = +½
n = 6, l = 1, ml = 1, ms = –½
n = 6, l = 1, ml = 1, ms = –½