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2 H2 + O2 + 2 SO3 = 2 H2SO4
Ca(NO2)2 + HBr = HNO2 + CaBr2 =>
Ca(NO2)2 + 2 HBr = 2 HNO2 + CaBr2
C51H88O6 + O2 = H2O + CO2 =>
C51H88O6 + 70 O2 = 44 H2O + 51 CO2
FeS + Cl2 = FeCl2 + S =>
FeS + Cl2 = FeCl2 + S
CO2 + H2O = O2 + C2H12O6 =>
2 CO2 + 6 H2O = 2 O2 + C2H12O6
PF5 = P + F =>
PF5 = P + 5 F
CuFeS2 + O2 = CuS + SO2 + FeO =>
2 CuFeS2 + 3 O2 = 2 CuS + 2 SO2 + 2 FeO
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
K2Cr2O7 + H2C2O4 + HCl = CrCl3 + CO2 + KCl + H2O =>
K2Cr2O7 + 3 H2C2O4 + 8 HCl = 2 CrCl3 + 6 CO2 + 2 KCl + 7 H2O
HI + CaS = HS + CaI =>
HI + CaS = HS + CaI
PCl5PCl5 + H2O = HCl + H3PO4 =>
PCl5PCl5 + 8 H2O = 10 HCl + 2 H3PO4
Sc + H = ScH3 =>
Sc + 3 H = ScH3
NaH + HOH = NaOH + H2 =>
NaH + HOH = NaOH + H2
ZnCO3 = ZnO + CO2 =>
ZnCO3 = ZnO + CO2
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
C7H8 + Cl2 = C7H6Cl2 + HCl =>
C7H8 + 2 Cl2 = C7H6Cl2 + 2 HCl
Mg(HCO3)2 + CaO = MgCO3 + CaCO3 + H2O =>
Mg(HCO3)2 + CaO = MgCO3 + CaCO3 + H2O
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
C2H5CHO + [Ag(NH3)2]{+} + OH{-} = C2H5COOH + Ag + NH3 + H2O =>
C2H5CHO + 2[Ag(NH3)2]{+} + 2 OH{-} = C2H5COOH + 2 Ag + 4 NH3 + H2O
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
F2 + H2O = OF2 + HF =>
2 F2 + H2O = OF2 + 2 HF
PbCl2 + NaNO3 = Pb(NO3)2 + NaCl =>
PbCl2 + 2 NaNO3 = Pb(NO3)2 + 2 NaCl
H2SO4 + Na2S2O3 = H2O + Na2SO4 + S2O2 =>
H2SO4 + Na2S2O3 = H2O + Na2SO4 + S2O2
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3(NO3)2 =>
Pb(NO3)2 + Na3PO4 = PbPO4 + Na3(NO3)2
Cu + Fe2O3 = Fe + CuO =>
3 Cu + Fe2O3 = 2 Fe + 3 CuO
H3PO4 + CaOH2 = CaH3PO4 + H2O =>
H3PO4 + CaOH2 = CaH3PO4 + H2O
CaCl2 + Al2O3 = CaO + AlCl3 =>
3 CaCl2 + Al2O3 = 3 CaO + 2 AlCl3
P2O5 + H2O = HPO4 + POH =>
3 P2O5 + 3 H2O = 4 HPO4 + 2 POH
AgC2H3O2 + NH4I = AgNH4 + IC2H3O2 =>
AgC2H3O2 + NH4I = AgNH4 + IC2H3O2
C(s) + CaO(s) = CaC2(s) + CO(g) =>
3 C(s) + CaO(s) = CaC2(s) + CO(g)
K2S + MgSO = K2(SO4) + MgS =>
K2S + 4 MgSO = K2(SO4) + 4 MgS
C8H17OH + Cr2O7{2-} + H{+} = Cr{3+} + H2O + C8H16O =>
3 C8H17OH + Cr2O7{2-} + 8 H{+} = 2 Cr{3+} + 7 H2O + 3 C8H16O
(X4)2(SO4) + CuCl2 = CuSO4 + X4Cl =>
(X4)2(SO4) + CuCl2 = CuSO4 + 2 X4Cl
HSO4 + OH = SO4 + HOH =>
HSO4 + OH = SO4 + HOH
C3H3(g) + O2(h) = CO2(g) + H2O(g) =>
4 C3H3(g) + 15 O2(h) = 12 CO2(g) + 6 H2O(g)
KOH + H3PO4 = H2O + K + H2PO4 =>
KOH + H3PO4 = H2O + K + H2PO4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
Au + H2O = AuH2O =>
Au + H2O = AuH2O
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
K2O + Al = Al2O3 + K =>
3 K2O + 2 Al = Al2O3 + 6 K
H{+} + C2O2{2-} + MnO4{-} = Mn{2+} + CO2 + H2O =>
28 H{+} + 5 C2O2{2-} + 6 MnO4{-} = 6 Mn{2+} + 10 CO2 + 14 H2O
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
CaF2 + NH3 + H2O = Ca(OH)2 + NH4F =>
CaF2 + 2 NH3 + 2 H2O = Ca(OH)2 + 2 NH4F
Cr(NO3)2 + H2O = Cr(NO3)2*6H2O =>
Cr(NO3)2 + 6 H2O = Cr(NO3)2*6H2O
K2SiO3 = K2 + SiO3 =>
K2SiO3 = K2 + SiO3
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
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