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. , .




1. ( ) . 2 ( 2 ), . , .

2. , ( , ). . 2 . (-), , ó :
Ca(OH)2 Ca2+ + 2OH-

3. , ( ):
Ca(OH)2 + CO2 = CaCO3↓ + H2O

, , .

, . !

17

1. : ( , ).

, , .

, ó, ().

. , CrO3.

. , (IV), ú , ú :

SO2 + H2O = H2SO3

. , (IV), , ():

CO2 + 2NaOH = Na2CO3 + H2O

ó . ó ( I ),

( II , ), (+1+2).

. , , :

CaO + H2O = Ca(OH)2

. , :

CaO + 2HCl = CaCl2 + H2O

, . , , :

ZnO + 2HCl = ZnCl2 + H2O

:

ZnO + 2NaOH = Na2ZnO2 + H2O

. .

() , . , . (II) NO.

, , .. :

CO + NaOH = HCOONa
( ! 10-11 )





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