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Ba->BaCl2->BaSO4->Ba(OH)2->Ba(NO3)2
Осуществите превращение
Ba->BaCl2->BaSO4->Ba(OH)2->Ba(NO3)2
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Verified answer
Ba + Cl2 = BaCl2
BaCl2 + H2SO4 = BaSO4 + 2HCl
BaSO4 + 2NaOH = Ba(OH)2 + Na2SO4
Ba(OH)2 + 2HNO3 = Ba(NO3)2 + 2H2O