Предмет: Химия, автор: watall777

Составьте уравнения реакций в соответствии со схемой превращений:
H2->H2S->S->SO2->NaHSO3->Na2SO3->BaSo3->SO2
Для уравнения реакции 2 составьте схему электронного баланса.Для уравнения 4 приведите полное и сокращенное ионно-молекулярные уравнения .
ПОЖАЛУЙСТА,помогите‼️

Ответы

Автор ответа: VladNM

H2 + S -> H2S
2H2S + O2 -> 2S + 2H2O (при внесении кусочка льда в пламя)
S + O2 -> SO2
SO2 (избыток) + NaOH -> NaHSO3
NaHSO3 + NaOH (избыток) -> Na2SO3 + H2O
Na2SO3 + BaCl2 -> BaSO3 + 2NaCl
BaSO3 -> (нагрев) -> BaO + SO2

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