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 )