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OCR CHEMISTRY AS NOTES (BONDING AND ELECTRON STRUCTURE)
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mindmap styled summary notes for bonding and structure & electron structure - detailed!
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ELECTRON CONFIGURATIONThe higher the shell number
,
the
shells are further away from the nucleus
Electron split into 4 sub shells .
and the higher the energy level
SHELL NO SUBSHELLS NO OF ELECTRONS
.
- .
S subs hell → l orbital → z electrons
IS 2 Shell number is also
P subs hell → 3 orbitals → 6 electrons
known as
principal
2 25 , Zp 8
numbers
D subshell → 5 orbitals → to electrons quantum
3 35 , 3p ,
3d 18
F subs hell → 7 orbitals → 14 electrons
An
Electron
152,25
ORBITAL
atomic
configuration
Zp
'
,
35
orbital is
,
3.
pb ,
when
45
SHAPE
a
, 3d
2=36
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region around
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the
nucleus
with
that can
opposite spins
hold
.
up to two electrons s
anywhere
orbital is
spherical
within the
and the
sphere
25 can move
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S orbital
°
90
P orbitals ( Px , Py , Pz ) are to each other .
↳ these orbitals make up the p sub shell
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The orbitals are in the shape of a
p× orbital
Orbital•
hold up to Pz
-
of
which 2e which can move
anywhere
within the shape .
By orbital
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