Download Quantum Numbers - Hawk Chemistry

Quantum Numbers
Locating the electron in the
atom
2
Quantum Numbers
2 , 1, 0 , +1/2
2
n= Principal Quantum
Number
2
1
Quantum Numbers
2 , 1, 0 , +1/2
1
Shape of s Sublevel
Shape of p sublevel
Shape of d
sublevels
Shape of f sublevels
Answer the following:
•
•
•
How many sublevels are there for n =3?
How many for n =4?
What is the relationship between n and
the number of sublevels.
Predict how many sublevels there are
for n = 8.
n= Principal Quantum
Number
2
1
ℓ= Subsidiary Quantum
Number
Quantum Numbers
2 , 1, 0 , +1/2
0
0
Answer the following
•
A person may live at 1000 First Street in
the city of Portland, Oregon and another
may live at 1000 First Street in the city of
Portland, Maine. Is it legal to have two
identical street addresses in two towns
of the same name in the same country?
Explain.
n= Principal Quantum
Number
2
1
ℓ= Subsidiary Quantum
Number
m= Magnetic Orbital
Quantum Numbers
2 , 1, 0 , +1/2
0
+1/2
+1/2
n= Principal Quantum
Number
m= Magnetic Orbital
m= + ℓ to - ℓ
n= 1-7
2
1
ℓ= Subsidiary Quantum
Number
ℓ= n-1
Quantum Numbers
2 , 1, 0 , +1/2
0
+1/2
s= Magnetic Spin
s=+1/2 or -1/2
Practice
•
•
•
•
•
•
4,1,1,+ ½
2,0,0,- ½
6,1,-1,+ ½
Bi
Br
Rb
Curveball
• F & D block are weird…let’s take a second
to look at one wrench they throw into our
quantum numbers…
• Subsidiary Q.N. Chart
1
Some Practice
•
•
•
•
•
•
5,2,-1,- ½
4,3,-2,+ ½
5,2,1, + ½
U
Co
Lu
More Practice
•
•
•
•
•
•
•
5,3,2,+½
4,2,1,-½
5,2,-2,-½
6,2,-2,+½
4,3,-3,-½
Er
Zn
Periodic Table
Answer the following
•
•
•
•
Decide which of the following quantum
number sets is permissible and give an
explanation for your decision.
A. n = 1, ℓ = 1, m = 0, s = -1/2
B. n = 2, ℓ= 1, m = 0, s = -1/2
C. n = 3, ℓ= 2, m = 3, s = +1/2