Draw up the equations of chemical reactions according to the transformation scheme: 1) Zn – ZnO – ZnCl2 – Zn (OH) 2 – ZNO

univerkov | November 27, 2020 | education

Draw up the equations of chemical reactions according to the transformation scheme: 1) Zn – ZnO – ZnCl2 – Zn (OH) 2 – ZNO 2) Na – Na2O – NaOH – Na2SO4

1)Zn+O2=ZnO2
ZnO2+2HCl=ZnCl2+H2O
ZnCl2+NaOH=Zn(OH)2+NaCl
Zn(OH)2=ZnO2+H2

2)Na+O2=NaO2
NaO2+H2O=NaOH+O2
NaOH+H2SO4=Na2SO4+H2O

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