В какой из реакций свободная сера проявляет окислительные свойства?
А)6NaOH+3S》Na2SO3+2Na2S+3H2O
B)Na2S+S》Na2S2
C)2H2SO4+S》3SO2+2H2O
D)Cl2+2S》S2Cl2
E)6HNO3(КОНЦ.)+S》H2SO4+6NO2+2H20
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