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asyamaksimova
@asyamaksimova
July 2022
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Осуществите следующие превращения:
Zn → ZnO → ZnCl2 → Zn(OH)2 → Na2[Zn(OH)4]
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Landslide
1)2Zn+O2=2ZnO
2)
ZnO+2HCl=ZnCl2+H2O
3)
ZnCl2+2KOH=Zn(OH)2+2KCl
4)
Zn(OH)2+NaOH=Na2[Zn(OH)4]
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asyamaksimova
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Answers & Comments
2)ZnO+2HCl=ZnCl2+H2O
3)ZnCl2+2KOH=Zn(OH)2+2KCl
4) Zn(OH)2+NaOH=Na2[Zn(OH)4]