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ZnS + 2 HCl = ZnCl2 + H2S
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
HCl + Pb2O3 = PbCl2 + H2O + Cl2 =>
6 HCl + Pb2O3 = 2 PbCl2 + 3 H2O + Cl2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH4 + Br2 = CBr4 + HBr =>
CH4 + 4 Br2 = CBr4 + 4 HBr
CrCl3 + Cl2 + KOH = K2CrO4 + KCl + H2O =>
2 CrCl3 + 3 Cl2 + 16 KOH = 2 K2CrO4 + 12 KCl + 8 H2O
AgNO3 + Cl = AgCl2 + NO3 =>
AgNO3 + 2 Cl = AgCl2 + NO3
Mg + Cl2 = MgCl =>
2 Mg + Cl2 = 2 MgCl
B(OCH3)3 + O2 = B2O3 + CO2 + H2O =>
2 B(OCH3)3 + 9 O2 = B2O3 + 6 CO2 + 9 H2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
C3H8O + O2 = CO2 + H2O =>
2 C3H8O + 9 O2 = 6 CO2 + 8 H2O
C3H6(OH)2 + Cu(OH)2 = (C3H6OHO)2Cu + H2O =>
2 C3H6(OH)2 + Cu(OH)2 = (C3H6OHO)2Cu + 2 H2O
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Cu(CO3)3 + Zn(OH)2 = Cu(OH)2 + Zn(CO3)3 =>
Cu(CO3)3 + Zn(OH)2 = Cu(OH)2 + Zn(CO3)3
H3PO4 + KOH = K2HPO4 + H2O =>
H3PO4 + 2 KOH = K2HPO4 + 2 H2O
H2O + KMnO4 + C3H5OH = KOH + MnO2 + C3H5(OH)3 =>
4 H2O + 2 KMnO4 + 3 C3H5OH = 2 KOH + 2 MnO2 + 3 C3H5(OH)3
KOH + SnCl2 = KCl2 + SnOH =>
KOH + SnCl2 = KCl2 + SnOH
Na2O2 + Na = Na2O =>
Na2O2 + 2 Na = 2 Na2O
C4H8O + O2 = CO + H2O =>
2 C4H8O + 7 O2 = 8 CO + 8 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe3O4 + H2SO4 = FeSO4 + Fe2(SO4)3 + H2O =>
Fe3O4 + 4 H2SO4 = FeSO4 + Fe2(SO4)3 + 4 H2O
C6H12O6 + NO3{-} = CO2 + H2O + NO2{-} =>
C6H12O6 + 12 NO3{-} = 6 CO2 + 6 H2O + 12 NO2{-}
Mg + H2Co3 = MgCo3 + H2 =>
Mg + H2Co3 = MgCo3 + H2
Ca(OH)2 + SiO2 = CaSiO3 + H2O =>
Ca(OH)2 + SiO2 = CaSiO3 + H2O
C6H6 + CH3Cl = C6H5CH3 + HCl =>
C6H6 + CH3Cl = C6H5CH3 + HCl
K2HPO4 + KOH = K3PO4 + H2O =>
K2HPO4 + KOH = K3PO4 + H2O
CuO + HNO3 = Cu(NO3)2 + H2O =>
CuO + 2 HNO3 = Cu(NO3)2 + H2O
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
HCl + Na2O = NaCl + H2O =>
2 HCl + Na2O = 2 NaCl + H2O
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Pb(NO3)2 = PbO + N2O4 + O2 =>
2 Pb(NO3)2 = 2 PbO + 2 N2O4 + O2
H2SO3 = H2O + SO2 =>
H2SO3 = H2O + SO2
ZnCl2 + NH3 + H2O = Zn(OH)2 + NH4Cl =>
ZnCl2 + 2 NH3 + 2 H2O = Zn(OH)2 + 2 NH4Cl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
SnCl2 + H2O = SnOHCl + HCl =>
SnCl2 + H2O = SnOHCl + HCl
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
N2O5 + NaOH = NaNO3 + H2O =>
N2O5 + 2 NaOH = 2 NaNO3 + H2O
Mg + CH3COOH = Mg(CH3COO) + H2 =>
2 Mg + 2 CH3COOH = 2 Mg(CH3COO) + H2
Zn + CrCl3 = CrCl2 + ZnCl2 =>
Zn + 2 CrCl3 = 2 CrCl2 + ZnCl2
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
SnCl2 + NaOH = Sn(OH)2 + NaCl =>
SnCl2 + 2 NaOH = Sn(OH)2 + 2 NaCl
Si + NaOH = H2 + Na4SiO4 =>
Si + 4 NaOH = 2 H2 + Na4SiO4
KNO2 + KMnO4 + H2O = KNO3 + MnO2 + KOH =>
3 KNO2 + 2 KMnO4 + H2O = 3 KNO3 + 2 MnO2 + 2 KOH
C6H14 + O2 = CO + H20 =>
10 C6H14 + 30 O2 = 60 CO + 7 H20
K + S = KS =>
K + S = KS
KI + Cl2 = I2 + KCl =>
2 KI + Cl2 = I2 + 2 KCl
Ba + HClO4 = BaClO4 + H2 =>
2 Ba + 2 HClO4 = 2 BaClO4 + H2
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