Chaater 4 :
Periodic
lableberiodic Propertiesand Yariaions
The 10cleru periodic fable hich fs on
aranement
Date
o
elassMAte
Date
15/ozl24)
Page
PraperHag_
ofelehienEs-
in Ordero their atoic wmbers is bosed on
ncreasing
niadeinDeYiodie lau alhic states hat -Thephysical
and chenmica propeies of an cleMeYks ane
hepepiodic
uncfono Hlei atomie mbe1s
he paperHes whieh Obpear at regulor nterva Ln he
periodicabl a1e Called_perfadie Dioberhes and Fne
phenamenOMi8 CalledDeiodPcity
IPerfodi DroDerHec are
AnuiSizo
TonisaHm eneA
loctrou allnity
eco negativi
yMtallio and MOM-hLeta chaackers
17e
bieadius is the dik hnnce beotocen fhe contio afnueleus and
auher zost saell chotnm
t aanuic Hadfus ngs hon LA
AtonLie Hadios doterines bond lena
Oackans aldaeting atouait I20
Lbe adhelk:1 mbu dhells increases tho ahnue
Si2e incte042a.dolause he distzinee o he outezpiast shill ko
he nueleps inCiLASOA
, MSMAte
Date
page 1502
uclear dharge HheHUcleaL chargeilcTeaLishe atn
si2e decreasta mic
Kecousetaien nuclea.r chloLgeincteaska, Mui
atract Hhe yalancesshell electyons inc1eas3,
10cley
maie_pouenuly Ear Hi
Ycasmatomie size decreages
uclean charaeaaitirecharge Hhe nvelevs)
OPeaiadie yarinHons of atomie si2e
a Poiodi
|Aarass Ahen Ae move lefE o aMt ino periodic k
e aaass a umber d shells Temain Same ond
p.erind
ble
meleas charaenceas.esSo atrachs Hhe Nalance Shel
elechons more pouwor u ta is easm anmie Sz0docreses
Dou a arop 00wn a aAap npmber o shelis imereaseS Sahe
cislance boktueen h nuclevS and Naame shell elochon
Htomie size (decieases)
Aomic
Si2e
es)
Cincseas
DATF 22/0314-
Periodic Trend
kle KnaD hat acioss a period akomie size decreases
Period-2 Fxpected
LE Be B NO)E Ne
exce pon
Achial
Li)Ne> Be B C N OE
Fe Newhu7
According tn Pesîodic Trend
Actual
Ne 2F Why2
Periodic
lableberiodic Propertiesand Yariaions
The 10cleru periodic fable hich fs on
aranement
Date
o
elassMAte
Date
15/ozl24)
Page
PraperHag_
ofelehienEs-
in Ordero their atoic wmbers is bosed on
ncreasing
niadeinDeYiodie lau alhic states hat -Thephysical
and chenmica propeies of an cleMeYks ane
hepepiodic
uncfono Hlei atomie mbe1s
he paperHes whieh Obpear at regulor nterva Ln he
periodicabl a1e Called_perfadie Dioberhes and Fne
phenamenOMi8 CalledDeiodPcity
IPerfodi DroDerHec are
AnuiSizo
TonisaHm eneA
loctrou allnity
eco negativi
yMtallio and MOM-hLeta chaackers
17e
bieadius is the dik hnnce beotocen fhe contio afnueleus and
auher zost saell chotnm
t aanuic Hadfus ngs hon LA
AtonLie Hadios doterines bond lena
Oackans aldaeting atouait I20
Lbe adhelk:1 mbu dhells increases tho ahnue
Si2e incte042a.dolause he distzinee o he outezpiast shill ko
he nueleps inCiLASOA
, MSMAte
Date
page 1502
uclear dharge HheHUcleaL chargeilcTeaLishe atn
si2e decreasta mic
Kecousetaien nuclea.r chloLgeincteaska, Mui
atract Hhe yalancesshell electyons inc1eas3,
10cley
maie_pouenuly Ear Hi
Ycasmatomie size decreages
uclean charaeaaitirecharge Hhe nvelevs)
OPeaiadie yarinHons of atomie si2e
a Poiodi
|Aarass Ahen Ae move lefE o aMt ino periodic k
e aaass a umber d shells Temain Same ond
p.erind
ble
meleas charaenceas.esSo atrachs Hhe Nalance Shel
elechons more pouwor u ta is easm anmie Sz0docreses
Dou a arop 00wn a aAap npmber o shelis imereaseS Sahe
cislance boktueen h nuclevS and Naame shell elochon
Htomie size (decieases)
Aomic
Si2e
es)
Cincseas
DATF 22/0314-
Periodic Trend
kle KnaD hat acioss a period akomie size decreases
Period-2 Fxpected
LE Be B NO)E Ne
exce pon
Achial
Li)Ne> Be B C N OE
Fe Newhu7
According tn Pesîodic Trend
Actual
Ne 2F Why2
