╤б╘ё╠т  ╧┬┴╨╖┤╙ж╡─└ы╫╙╖╜│╠╩╜╩щ╨┤╒¤╚╖╡─╩╟
Aго╧?╧б┴?╦с╓╨╝╙╚ы╟т╤?╗п?╡╚▄╥║г║OH-+ H+ ="=" H2O
Bго═н╙ы╧б╧?╦с╖┤╙жг║Cu +2NO3гн + 4H+===Cu2+ + 2NO2б№+ 2H2O
Cго╧?┬╚╗п┬┴╚▄╥║╓╨╝╙╚ы╣¤┴┐??╦ог║Al3+ + 3NH3?H2O ===Al(OH)3б¤+ 3NH4+
Dго╧?┬╚╗п╠·╚▄╥║╓╨╝╙╚ы╣¤┴┐═нг║Fe3+ +Cu ===Fe +Cu2+

╤б╘ё╠т  ╧┬┴╨╖┤╙ж╡─└ы╫╙╖╜│╠╩╜╩щ╨┤╒¤╚╖╡─╩╟
Aго╧?╧б┴?╦с╓╨╝╙╚ы╟т╤?╗п?╡╚▄╥║г║OH-+ H+ ="=" H2O
Bго═н╙ы╧б╧?╦с╖┤╙жг║Cu +2NO3гн + 4H+===Cu2+ + 2NO2б№+ 2H2O
Cго╧?┬╚╗п┬┴╚▄╥║╓╨╝╙╚ы╣¤┴┐??╦ог║Al3+ + 3NH3?H2O ===Al(OH)3б¤+ 3NH4+
Dго╧?┬╚╗п╠·╚▄╥║╓╨╝╙╚ы╣¤┴┐═нг║Fe3+ +Cu ===Fe +Cu2+


?╛╠т┤Ё?╕г║C
?╛╠т╜т╬?г║
╩╘╠т╖╓╬?г║Aбв╚?╔┘┴╦Ba2глглSO42гн=BaSO4б¤гм╙ж╨┤│╔г║Ba2глгл2OHгнгл2HглглSO42гн=BaSO4б¤гл2H2Oгм┤э╬?г╗Bбв═н╙ы╧б╧?╦с╖┤╙ж╔·│╔╥╗╤?╗п╡кгм╙ж╨┤│╔г║3Cuгл8Hглгл2NO3гн=3Cu2глгл2NOб№гл4H2Oгм┤э╬?г╗Cбв╟т╤?╗п┬┴╩╟┴╜╨╘╡─гм▓╗╚▄╙┌╚?╝югм╢°╚▄╙┌╟┐╝югм╥?┤╦└ы╫╙╖┤╙ж╖╜│╠╩╜г║Al3+ + 3NH3?H2O === Al(OH)3б¤+ 3NH4+ гм╒¤╚╖г╗D╠·?╚═н╗ю╞├гм═н▓╗─▄?╤╠·╓├╗╗│?└┤гм╙ж╨┤│╔г║2Fe3глглCu=2Fe2глглCu2глбг
┐╝╡уг║┐╝▓щ└ы╫╙╖来源：www.91exam.org┤╙ж╖╜│╠╩╜╡─┼╨╢╧бг

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