Starter 10/30 Draw the atomic model for Oxygen (O) If you can’t remember how to draw a Bohr...
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Transcript of Starter 10/30 Draw the atomic model for Oxygen (O) If you can’t remember how to draw a Bohr...
Starter 10/30Starter 10/30
Draw the atomic model for Draw the atomic model for Oxygen (O)Oxygen (O)
If you can’t remember how to draw a Bohr diagram, If you can’t remember how to draw a Bohr diagram, write down all the information you know about write down all the information you know about
oxygen based on the periodic tableoxygen based on the periodic table
Atomic StructureAtomic Structure
SublevelsSublevels
Draw the nucleus (label the pDraw the nucleus (label the p++ & n & n00)) Draw the correct # of electron levels Draw the correct # of electron levels
(# of electron levels = row #)(# of electron levels = row #) Fill in the correct # of eFill in the correct # of e-- (# of e (# of e-- in in
each level matches # of elements in each level matches # of elements in each row)each row)
Bohr DiagramsBohr Diagrams
Bohr Model PracticeBohr Model Practice
CalciumCalcium
SilverSilver
SublevelsSublevels
we can divide electron levels into we can divide electron levels into regions called regions called sublevelssublevels
sublevelsublevel maximum # of emaximum # of e--
ss 22
pp 66
dd 1010
ff 1414
2 - 1st energy level
8 - 2nd energy level
18 – 3rd energy level32 – 4th energy level
s block d block p blockf block
How many of each sublevel are filled How many of each sublevel are filled with:with: Chlorine’s electrons?Chlorine’s electrons?
3 s3 s
1.5 1.5 pp
0 d0 d
0 f0 f
How many of each sublevel are filled How many of each sublevel are filled with:with: Iodine’s electrons?Iodine’s electrons?
5 s5 s
3.5 3.5 pp
2 d2 d
0 f0 f
How many of each sublevel are filled How many of each sublevel are filled with:with: Calcium’s electrons?Calcium’s electrons?
4 s4 s
2 p2 p
0 d0 d
0 f0 f
OrbitalsOrbitals
each sublevel is broken into orbitalseach sublevel is broken into orbitals each orbital can hold a maximum of each orbital can hold a maximum of
2 electrons2 electrons
orbital-orbital- a 3D region around the a 3D region around the nucleus that has a high probability of nucleus that has a high probability of holding electronsholding electrons
Number of OrbitalsNumber of Orbitals
sublevelsublevel max # e-max # e- # # orbitalsorbitals
ss 22 11
pp 66 33
dd 1010 55
ff 1414 77
One s orbitalOne s orbital
sphericalspherical
Three p orbitalsThree p orbitals
dumbbell-shapeddumbbell-shaped
Five d orbitalsFive d orbitals
Seven f orbitalsSeven f orbitals
EnergyEnergy # of # of Types of Types of
Level Level Row #sRow #s Sublevels Sublevels SublevelsSublevels
11 1 1 1 1 s s
22 2 2 2 2 s,p s,p
33 3 3 3 3 s,p,d s,p,d
44 4 4 4 4 s,p,d,f s,p,d,f
55 5 5 5 5 s,p,d,f, s,p,d,f,gg
66 6 6 6 6 s,p,d,s,p,d,f,g,?f,g,?
77 7 7 7 7 s,p,s,p,d,f,g,?,?d,f,g,?,?
EnergEnergy y
LevelLevel
SublevelSublevelss
# #
OrbitalOrbitalss
Total Total OrbitalOrbital
ss
Total Total ElectronElectron
ss
11
22
33
44
EnergEnergy y
LevelLevel
SublevelSublevelss
# #
OrbitalOrbitalss
Total Total OrbitalOrbital
ss
Total Total ElectronElectron
ss
11 ss 11 11 22
22 ss 11 44 88
pp 33
33 ss 11 99 1818
pp 33
dd 55
44 ss 11 1616 3232
pp 33
dd 55
ff 77