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3 CuO + 2 NH3 = 3 Cu + 3 H2O + N2
Li2CO3 + HNO3 = LiNO3 + CO2 + H2O =>
Li2CO3 + 2 HNO3 = 2 LiNO3 + CO2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
H3PO4 + KOH = K3PO4 + H2O =>
H3PO4 + 3 KOH = K3PO4 + 3 H2O
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
CH3COOH + Fe = FeCH3COO + H2 =>
2 CH3COOH + 2 Fe = 2 FeCH3COO + H2
C2H4(g) + O2(g) = C(s) + H2O(g) =>
C2H4(g) + O2(g) = 2 C(s) + 2 H2O(g)
C2H4(g) + O2(g) = CO(g) + H2O(g) =>
C2H4(g) + 2 O2(g) = 2 CO(g) + 2 H2O(g)
CH3COOH + Zn = ZnCH3COO + H2 =>
2 CH3COOH + 2 Zn = 2 ZnCH3COO + H2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
C2H4(g) + O2(g) = CO2(g) + H2O(g) =>
C2H4(g) + 3 O2(g) = 2 CO2(g) + 2 H2O(g)
NaBr + H2SO4 = Na2SO4 + HBr =>
2 NaBr + H2SO4 = Na2SO4 + 2 HBr
MgSO4 + H2 = Mg + H2SO4 =>
MgSO4 + H2 = Mg + H2SO4
H2O + Cu = CuOH + H2 =>
2 H2O + 2 Cu = 2 CuOH + H2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Fe + H2O = Fe2O3 + H2 =>
2 Fe + 3 H2O = Fe2O3 + 3 H2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
HBr + H2SO4 = H2O + SO2 + Br2 =>
2 HBr + H2SO4 = 2 H2O + SO2 + Br2
H2O + Zn = ZnOH + H2 =>
2 H2O + 2 Zn = 2 ZnOH + H2
Al(OH)4 + H2SO4 = Al(OH)3 + H2O + SO4 =>
2 Al(OH)4 + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4
Zn + H3PO4 = Zn3(PO4)2 + H2 =>
3 Zn + 2 H3PO4 = Zn3(PO4)2 + 3 H2
K2S + O2 = K2SO3 =>
2 K2S + 3 O2 = 2 K2SO3
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
H2O + Sn = SnOH + H2 =>
2 H2O + 2 Sn = 2 SnOH + H2
H2O + Al = AlOH + H2 =>
2 H2O + 2 Al = 2 AlOH + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
H2O + Mg = MgOH + H2 =>
2 H2O + 2 Mg = 2 MgOH + H2
H2 + N2 = NH3 =>
3 H2 + N2 = 2 NH3
H2O + Fe = FeOH + H2 =>
2 H2O + 2 Fe = 2 FeOH + H2
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
Mg3(PO4)2 + H2SO4 = MgSO4 + H3PO4 =>
Mg3(PO4)2 + 3 H2SO4 = 3 MgSO4 + 2 H3PO4
Br2(l) + I2(s) = IBr3(g) =>
3 Br2(l) + I2(s) = 2 IBr3(g)
Sb(OH)3 + HCl = H2O + SbCl3 =>
Sb(OH)3 + 3 HCl = 3 H2O + SbCl3
NH4NO2 = H2O + N2 =>
NH4NO2 = 2 H2O + N2
H2O + Mg = Mg(OH)2 + H2 =>
2 H2O + Mg = Mg(OH)2 + H2
NaHCO3 + HCl = CO2 + H2O + NaCl =>
NaHCO3 + HCl = CO2 + H2O + NaCl
Si + O2 = SiO2 =>
Si + O2 = SiO2
H2O + Al = Al(OH)3 + H2 =>
6 H2O + 2 Al = 2 Al(OH)3 + 3 H2
H2O + Sn = SnOH + H2 =>
2 H2O + 2 Sn = 2 SnOH + H2
H2So4 + NaOH = HOH + Na2So4 =>
H2So4 + 2 NaOH = 2 HOH + Na2So4
H2O + Zn = ZnOH + H2 =>
2 H2O + 2 Zn = 2 ZnOH + H2
Al + Cl = AlCl =>
Al + Cl = AlCl
H2O + Cu = Cu(OH)2 + H2 =>
2 H2O + Cu = Cu(OH)2 + H2
C3 + H8 + O2 = C3H8O2 =>
C3 + H8 + O2 = C3H8O2
FeCl3 + BaCO3 + H2O = Fe(OH)3 + BaCl2 + CO2 =>
2 FeCl3 + 3 BaCO3 + 3 H2O = 2 Fe(OH)3 + 3 BaCl2 + 3 CO2
NaH2O + Cu = Cu(OH)2 + H2 + Na =>
2 NaH2O + Cu = Cu(OH)2 + H2 + 2 Na
Si + Cl = SiCl =>
Si + Cl = SiCl
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