Вопрос школьника по предмету Химия
Запишите уравнения реакций получения солей, расставьте коэффиценты:
1) Al+H2SO4=?+?
2)Cu(OH)2+HI=?+?
3)FeO+HCl=?+?
4)Na+HBr=?+?
Ответ учителя по предмету Химия
1) 2Al+3H2SO4=Al2(SO4)3+2H2
2)Cu(OH)2+2HI=CuI2+2H2O
3)FeO+2HCl=FeCl2+H2O
4)2Na+2HBr=2NaBr+H2
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