Условие:
АlBr³→Al(NO³)³→Al(OH)³→AlBr³
1) AlBr³+3AgNO³= Al(NO³)³+ 3AgBr↓
2) Al(NO³)³+3NaOH = Al(OH)³+ 3NaNO³
3) Al(OH)³+3HBr = AlBr³+ 3H²O
Условие:
АlBr³→Al(NO³)³→Al(OH)³→AlBr³
1) AlBr³+3AgNO³= Al(NO³)³+ 3AgBr↓
2) Al(NO³)³+3NaOH = Al(OH)³+ 3NaNO³
3) Al(OH)³+3HBr = AlBr³+ 3H²O