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Fe2O3 + 6 HBr = 2 FeBr3 + 3 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
V2O5(s) + Ca(s) = CaO(s) + V(s) =>
V2O5(s) + 5 Ca(s) = 5 CaO(s) + 2 V(s)
SrS + ZnCl2 = SZn + SrCl2 =>
SrS + ZnCl2 = SZn + SrCl2
C3H4O + O2 = CO2 + H2O =>
2 C3H4O + 7 O2 = 6 CO2 + 4 H2O
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
Mg2SiO4 + NaOH = Mg(OH)2 + Na4SiO4 =>
Mg2SiO4 + 4 NaOH = 2 Mg(OH)2 + Na4SiO4
K2Cr2O7 + HCl + H2SO4 = Cr2(SO4)3 + Cl2 + K2SO4 + H2O =>
K2Cr2O7 + 6 HCl + 4 H2SO4 = Cr2(SO4)3 + 3 Cl2 + K2SO4 + 7 H2O
HClO4 + KOH = KClO4 + H2O =>
HClO4 + KOH = KClO4 + H2O
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu =>
Zn + Cu(NO3)2 = Zn(NO3)2 + Cu
HNO2 = H2O + NO2 + NO =>
2 HNO2 = H2O + NO2 + NO
FeS(s) + O2(g) = Fe2O3(s) + SO2(g) =>
4 FeS(s) + 7 O2(g) = 2 Fe2O3(s) + 4 SO2(g)
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
CH4(g) + O2(g) = CO2(g) + H2O(g) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(g)
Br2 + Ca(OH)2 = CaBr2 + Ca(BrO3)2 + H2O =>
6 Br2 + 6 Ca(OH)2 = 5 CaBr2 + Ca(BrO3)2 + 6 H2O
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
H2 + AgNO3 = HNO3 + Ag =>
H2 + 2 AgNO3 = 2 HNO3 + 2 Ag
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Na4P2O7(s) + H2O(l) = Na2HPO4(s) =>
Na4P2O7(s) + H2O(l) = 2 Na2HPO4(s)
KClO + KBr + H2O = Br2 + KCl + KOH =>
KClO + 2 KBr + H2O = Br2 + KCl + 2 KOH
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
C4H10 + O2 = H2O + CO2 =>
2 C4H10 + 13 O2 = 10 H2O + 8 CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
P + HNO3 + H20 = H3PO4 + NO =>
20 P + 40 HNO3 + H20 = 20 H3PO4 + 40 NO
Cu(s) + O2(g) = CuO(s) =>
2 Cu(s) + O2(g) = 2 CuO(s)
I2O5(s) + H2O(l) = HIO3(aq) =>
I2O5(s) + H2O(l) = 2 HIO3(aq)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
Ca(ClO)2 + KI + HCl = CaCl2 + I2 + KCl + H2O =>
Ca(ClO)2 + 4 KI + 4 HCl = CaCl2 + 2 I2 + 4 KCl + 2 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Fe2O3 + TiO2 + MnO2 = Ti2MnFeO6 + O =>
Fe2O3 + 4 TiO2 + 2 MnO2 = 2 Ti2MnFeO6 + 3 O
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb =>
Mg + Pb(NO3)2 = Mg(NO3)2 + Pb
N2O3(g) + H2O(l) = HNO2(aq) =>
N2O3(g) + H2O(l) = 2 HNO2(aq)
Li2 + O2 = LiO2 =>
Li2 + 2 O2 = 2 LiO2
C3H8 = C + H2 =>
C3H8 = 3 C + 4 H2
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Ca(OH)2 + NH3 = Ca3N2 + H2O =>
3 Ca(OH)2 + 2 NH3 = Ca3N2 + 6 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Fe2O3(s) + SiO2(s) = Fe2Si2O7(s) =>
Fe2O3(s) + 2 SiO2(s) = Fe2Si2O7(s)
Mg(NO3)2 + HCl = MgCl2 + HNO3 =>
Mg(NO3)2 + 2 HCl = MgCl2 + 2 HNO3
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