2Na+2H2O=2NaOH+H2
2NaOH+(NH4)2CO3=Na2CO3+2NH3+2H2O
Na2CO3+2HCl=2NaCl+H2O+CO2
2NaCl-->(электролиз)2Na+Cl2
2Na+O2=Na2O2
Na2O2+2Na=2Na2O
NH4Cl + NaOH = NaCl + NH4OH
NH4
+
+
+
=
+
+ NH4OH
+
= NH4OH
2KMnO4+16HCl=2KCl+2MnCl2+5Cl2+8H2O
<span><span>2 <span>KMn(VII)O4</span></span> + <span>16 <span>HCl(-I)</span></span> → <span>2 <span>KCl</span></span> + <span>2 <span>Mn(II)Cl2</span></span> + <span>5 <span>Cl2(0)</span></span> + <span>8 <span>H2O</span></span></span><span>Mn(VII)</span> + <span>5 e</span> → <span>Mn(II) -окислитель</span><span>Cl(-I)</span> - <span>1 e</span> → <span>Cl(<span>0) -восстановитель
</span></span>Cu2<span>(OH)</span>2CO<span>3
</span>Cu+2
(OH)-1
C+4
O-2
HNO3
HSiO3
Ca(NO3)2
Na3PO4
BaCl2
ZnSO4
K2SiO3
Al2(SO4)3
CaF2
Cl2O7. оксид хлора(7)
Fe2O3. оксид железа(3)
CuО. оксид меди(2)