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Cr(OH)2 = CrO + H2O
Fe + H2So4 = FeSo4 + H2 =>
Fe + H2So4 = FeSo4 + H2
NaHSO3 + NaOH = Na2SO3 + H2O =>
NaHSO3 + NaOH = Na2SO3 + H2O
Ca(HCo3)2 + Ca(OH)2 = CaCo3 + H2O =>
Ca(HCo3)2 + Ca(OH)2 = 2 CaCo3 + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
FeO + CO2 = FeCO3 =>
FeO + CO2 = FeCO3
KHCO3 + HCl = KCl + H2O + CO2 =>
KHCO3 + HCl = KCl + H2O + CO2
SrCl2 + Cr = CrCl3 + Sr =>
3 SrCl2 + 2 Cr = 2 CrCl3 + 3 Sr
CrCl3(aq) + H2S(g) = Cr2S3(s) + HCl(aq) =>
2 CrCl3(aq) + 3 H2S(g) = Cr2S3(s) + 6 HCl(aq)
HNO2 + NaOH = Na + NO2 + H2O =>
HNO2 + NaOH = Na + NO2 + H2O
Cr2O3 + KNO3 + NaOH = NaCrO4 + KNO2 + H2O =>
Cr2O3 + 4 KNO3 + 2 NaOH = 2 NaCrO4 + 4 KNO2 + H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Al + V2O5 = Al2O3 + V =>
10 Al + 3 V2O5 = 5 Al2O3 + 6 V
AsF3 + CCl4 = AsCl3 + CCl2F2 =>
2 AsF3 + 3 CCl4 = 2 AsCl3 + 3 CCl2F2
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
HCl = Cl + H =>
HCl = Cl + H
Al + V2O5 = Al2O3 + V =>
10 Al + 3 V2O5 = 5 Al2O3 + 6 V
Zn + CuSO4 = ZnSO4 + Cu =>
Zn + CuSO4 = ZnSO4 + Cu
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuO + SO3 = CuSO4 =>
CuO + SO3 = CuSO4
CaCO3 = Ca + C + O3 =>
CaCO3 = Ca + C + O3
NH4NO2 + H2O2 = N2O + H2O =>
NH4NO2 + H2O2 = N2O + 3 H2O
KC1O3 = KC1 + O2 =>
2 KC1O3 = 2 KC1 + 3 O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Fe2O3 + Al = Fe + Al2O3 =>
Fe2O3 + 2 Al = 2 Fe + Al2O3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
GaCl3 + RbOH = Rb3[Ga(OH)6] + RbCl =>
GaCl3 + 6 RbOH = Rb3[Ga(OH)6] + 3 RbCl
Fe2O3 + HI = FeI2 + I2 + H2O =>
Fe2O3 + 6 HI = 2 FeI2 + I2 + 3 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
SiO2(s) + HF(aq) = SiF4(g) + H2O(l) =>
SiO2(s) + 4 HF(aq) = SiF4(g) + 2 H2O(l)
CO2 + H2O = C6H12O5 + O2 =>
12 CO2 + 12 H2O = 2 C6H12O5 + 13 O2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
MgSo4 + Na = Mg + Na2So4 =>
MgSo4 + 2 Na = Mg + Na2So4
NaOH + FeCl3 = Fe(OH)3 + NaCl =>
3 NaOH + FeCl3 = Fe(OH)3 + 3 NaCl
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
Na(s) + H2O(l) = NaOH(aq) + H2(g) =>
2 Na(s) + 2 H2O(l) = 2 NaOH(aq) + H2(g)
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
HNO3 + Zn = Zn(NO3)2 + NH3 + H2O =>
9 HNO3 + 4 Zn = 4 Zn(NO3)2 + NH3 + 3 H2O
Li2O + N2O5 = LiNO3 =>
Li2O + N2O5 = 2 LiNO3
SnCl4 + Na2CO3 = Sn(CO3)2 + NaCl =>
SnCl4 + 2 Na2CO3 = Sn(CO3)2 + 4 NaCl
A12O3 + H2SO4 = A12(SO4)3 + H2O =>
A12O3 + 3 H2SO4 = A12(SO4)3 + 3 H2O
C2H5OH + O2 = CH3COOH + H20 =>
10 C2H5OH + 5 O2 = 10 CH3COOH + H20
MnO2 + Br2 + KOH = K2MnO4 + KBr + H2O =>
MnO2 + Br2 + 4 KOH = K2MnO4 + 2 KBr + 2 H2O
BeO + CO2 = BeCO3 =>
BeO + CO2 = BeCO3
CuO + NH3 = N2 + Cu + H2O =>
3 CuO + 2 NH3 = N2 + 3 Cu + 3 H2O
H2SO4 + Fe(OH)3 = Fe2(SO4)3 + H2O =>
3 H2SO4 + 2 Fe(OH)3 = Fe2(SO4)3 + 6 H2O
Cl2(g) + KI(aq) = KCl(aq) + I2(s) =>
Cl2(g) + 2 KI(aq) = 2 KCl(aq) + I2(s)
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
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