Recox Reactons
H, ,,N,0,,fe,2n
Oxiduhoo n0. of clementin heir elemertal stage is O
Ox:dationi- Process invcling addition of Cxygen or any
othex electru-ve element of removal of hyogen
ony electotve element. LEO - Losg of e cxdaton
dr&sease in ON. is_also called axidaton.
Redacion :- rocess incling oddltian ef hyloyen
hyen cr ang
eleto +ve element os renoval of
clecho-e element GER
E -gun of_e
OYduchion.
Doceasge in O.N. iS also called ecluchon
secucion
ancl
Oxidahon - Reduction eactionsare complemehtay
axe called redox seactions
O.N. of an ion is eual to the chaxye of theion
)Ihe oN. fx hydcgen is tl cwhen combined with
non-metle and-when t cambines cuih metals (s-blch
Oxygen is mostly -2. Except pexcxide bonds
).Q.N. of it is - ox ahen it combines uitt
Aauine Cxidathion no.
2)Mone. electo-Ve element hane a-e
49 The O.N.cF halides is -Lexcept when ey combine
with each othex comlex
5) lhe Sum of ON. of constituents atom in a
lionis equal to its charge
, O.N of meBals in amalgams (Na-Hg , Zn-Hg ,ete)
leo))
and in heir eaxbony CNiCco)Fecol, Cr
sinc& hey exis in the elemertal
is uzually zeo
lstabe
OH- hydxyde NO - Nirate
CN-caanide NO, - Nitite
NC-isLyanide So - Sulphake
cakbonate so- Sulphite
|HCo - Bicoxbonate CaO Oxalate
3
sulphide Thiasulphate
Nitaide SCN Thiocynake
N Azide NO -
Nitrosilun
lypeg of Redox Reactions
) Combinahon reachion i- Reachion of he fa
AtB’C
For this xeacionto be odox, eithex one ox both
ABB must be in he olementad Fasn
a)Decomposithicn eachoni- Reachon of the foxm
ox this reachon to be nedox elthex one ax
ARB must be in he elemental fn boh
all Dispxoportionation Keachons:- Reacion in which the
same speies is simutaneoualy oxicised and seduced
The speeies should hale ahselhely
ateagt 3 ONs
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