Nonelecolate subsnnce i Don't dissociate intoiers
alex
dissclwng in palas solvents ike
Elechaolute substonceg : Dissociahe8 into ions on
oates. Theix sol' cenducts ceoicay
dissouing
Stong electacytes i- donize campleely-Degee
Acios
ldissociahion Ca)
() eg, shong
) strong Bages
fa eak elecrolutes hen dKOL l-dis
tatentob&
ARRHENIUS THEOR Y
H ions -Acids OH ions bages
The Hons which can le danatec by an acid
is called te basicity
re no. of OH Tons oich can be
base is caled the acdity donaBed be c
Due to high charge density,H' ian in coatex is extsea
bdmkod Fosm 'Haot,HbH,0 ete oH can alse
existas
, BRONSTED LOORY THEORY
Ace to his hecay she subskance which
dusing donatest H ion
iven chemical XD. 0s said to be beting as.
nn hcid and the one which ox
an
duting Hhexn issad to be a base acepts he H lon
io
xCanjugale Acid base þaiss
Substances which diffex bua sindle ppton CH) of oxlon
The.se oh addiional oton essox oHs the aeid
lessexoHs
ViCe - vexsa
proton
The shongex a GengA onjugate acid weakor is
ik conjugate base & vice- vesa
xSTRENQ THS OF ACIDS AND BASES
9Aadic stuengh ineases
ioreases dawn h gop and actoss he penod
NH,<Ho< HE
2)FoOXo-aads coih the sane cenhal gratex he O.N.
higher is he stengh of the cxo-acid
HOci <HOdo '< HOclo2 <HOCIoa
eKcept fax phasphats
*lpH ale
should be in
pH=-JogLH]
pCH Joa 2-o. 301
3=O.4 77
5 0 . 699
log
log =o.845
, AUIOPROTOLYSIS OF WATER (Self ianization)
Aecoxding to Anheniug l2 Loany theny HaO can b
Laed ag cwell ce bage but accto leess tis base
HO H t OH.
cll-) Co Cd
kc = donic_produc = k
he volue of kas fos selr ionizahon oF
Ku oE wator is lol4
lo9
at 25c
SelF ionìzahcn is endothexmic
highec iska higher he tomp.
*Condihon of Neuholty of scluhon
pH pOH-Lpka
i pH < Lpka acdic
tk The oH schle is fixed fx a fixed temp. ie
C95)
ANELING EEEECT WATER
AJ strong ocide ane qually strang in coaBer
effect thisis h
deeing
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