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Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
Fe2S3(s) + HCl(aq) = FeCl3(aq) + H2S(aq) =>
Fe2S3(s) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2S(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
FeS + O2 = Fe3O4 + SO3 =>
6 FeS + 13 O2 = 2 Fe3O4 + 6 SO3
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH3 + NO2 = N2 + H2O =>
8 NH3 + 6 NO2 = 7 N2 + 12 H2O
Cr(OH)4{-} + H2O2 + OH{-} = CrO4{-2} + H2O =>
2 Cr(OH)4{-} + 3 H2O2 + 2 OH{-} = 2 CrO4{-2} + 8 H2O
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Ba2 + SO4 = BaSO4 =>
Ba2 + 2 SO4 = 2 BaSO4
K2Cr2O7 + KI + HCl = CrCl3 + I2 + KCl + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 3 I2 + 8 KCl + 7 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
K + H2O = KOH + H =>
K + H2O = KOH + H
Al2(CO3)3 + H3PO4 = AlPO4 + CO2 + H2O =>
Al2(CO3)3 + 2 H3PO4 = 2 AlPO4 + 3 CO2 + 3 H2O
Mg(OH)2 = MgO + H2O =>
Mg(OH)2 = MgO + H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
CH4 + H2S = CS2 + H2 =>
CH4 + 2 H2S = CS2 + 4 H2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
As2O3 + HCl = AsCl3 + H2O =>
As2O3 + 6 HCl = 2 AsCl3 + 3 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
AgNO3 + KI = AgI + KNO3 =>
AgNO3 + KI = AgI + KNO3
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Fe + S = FeS =>
Fe + S = FeS
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
KMnO4 = K2O + MnO + O2 =>
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
NaHCO3 + HCl = NaCl + H2O + CO2 =>
NaHCO3 + HCl = NaCl + H2O + CO2
Cd(OH)2 + HCl = CdCl2 + H2O =>
Cd(OH)2 + 2 HCl = CdCl2 + 2 H2O
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
KCIO3 = KCIO4 + KCI =>
4 KCIO3 = 3 KCIO4 + KCI
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
ClO + H2O = Cl + OH =>
ClO + H2O = Cl + 2 OH
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C6H12O6 = C2H5OH + CO2 =>
C6H12O6 = 2 C2H5OH + 2 CO2
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
NaOH + HCl = NaCl + HOH =>
NaOH + HCl = NaCl + HOH
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s) =>
Zn(s) + CUSO4(aq) = ZnSO4(aq) + CU(s)
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NH2 + H2 = NH3 =>
2 NH2 + H2 = 2 NH3
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