Автор - XelenAr

Решите цепочку:
Si-SiO-SiO2-K2SiO3-K2SO4-Ba2SO4

Ответ

Автор - Potassium

2Si + O2 (t)= 2SiO

2SiO + O2 (t)= 2SiO2

K2O + SiO2 = K2SiO3

K2SiO3 + H2SO4 = K2SO4 + H2SiO3

K2SO4 + Ba(OH)2 = BaSO4 + 2KOH

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