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АлександраЯ
@АлександраЯ
November 2021
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Осуществите цепочку превращений:
Zn-X1-Zn(OH)2-Na2ZnO2
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misakamadara
1)Zn+H2SO4(разбав.)=ZnSO4+H2
2)ZnSO4+ 2NaOH=Zn(OH)2+Na2So4
3)
Zn(OH)2+2NaOH(сплав)=Na2ZnO2+2H2O
2 votes
Thanks 1
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Answers & Comments
2)ZnSO4+ 2NaOH=Zn(OH)2+Na2So4
3)Zn(OH)2+2NaOH(сплав)=Na2ZnO2+2H2O