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4 H{+} + 4 Cr2O72{-} + 137 S = 137 SO2 + 4 Cr2O3 + 2 H2O
CrBr3 + NaNO3 = Cr(NO3)3 + NaBr =>
CrBr3 + 3 NaNO3 = Cr(NO3)3 + 3 NaBr
CaS + SrO = CaO + SrS =>
CaS + SrO = CaO + SrS
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2S4O6 + NaNO2 + H2O = NaNO3 + S + NaOH =>
Na2S4O6 + 5 NaNO2 + H2O = 5 NaNO3 + 4 S + 2 NaOH
C2H6 + O2 = CC2 + H2O =>
6 C2H6 + 9 O2 = 4 CC2 + 18 H2O
V2O5 + CaS = CaO + V2S5 =>
V2O5 + 5 CaS = 5 CaO + V2S5
CH3Cl + Na + C3H7Cl = C4H10 + NaCl =>
CH3Cl + 2 Na + C3H7Cl = C4H10 + 2 NaCl
CrBr3 + NaNO3 = Cr(NO3)3 + NaBr =>
CrBr3 + 3 NaNO3 = Cr(NO3)3 + 3 NaBr
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
NaOH + Cl2 = NaCl + HClO =>
NaOH + Cl2 = NaCl + HClO
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Ne + H2 = NeH =>
2 Ne + H2 = 2 NeH
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
LiHH2O = LiOH3 =>
LiHH2O = LiOH3
Fe + Cl{-} + H{+} = HFeCl4 + H2 =>
2 Fe + 8 Cl{-} + 8 H{+} = 2 HFeCl4 + 3 H2
C2H5NH2 + HBr = C2H4BrNH2 + H2 =>
C2H5NH2 + HBr = C2H4BrNH2 + H2
Ca(No3)2 + HBr = CaBr2 + HNo3 =>
Ca(No3)2 + 2 HBr = CaBr2 + 2 HNo3
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
FeCl2 + SnCl2 = FeCl + SnCl4 =>
2 FeCl2 + SnCl2 = 2 FeCl + SnCl4
Li2CO3 + AgClO4 = Ag2CO3 + Li2(ClO4)2 =>
Li2CO3 + 2 AgClO4 = Ag2CO3 + Li2(ClO4)2
NaI + MnI2 + H2O + I2 = HI + NaMnO4 =>
2 NaI + 2 MnI2 + 8 H2O + 5 I2 = 16 HI + 2 NaMnO4
P + O = PO =>
P + O = PO
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
NaOH + Cl2 = NaCl + HClO =>
NaOH + Cl2 = NaCl + HClO
NdPO4 + C = NdC2 + P2 + CO =>
2 NdPO4 + 12 C = 2 NdC2 + P2 + 8 CO
Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
As2S5 + (NH4)2S = (NH4)3AsS4 =>
As2S5 + 3(NH4)2S = 2(NH4)3AsS4
H2O = H6 + O10 =>
30 H2O = 10 H6 + 3 O10
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
ReO2 + NaOH + O2 = Na2ReO5 + H2O =>
ReO2 + 2 NaOH + O2 = Na2ReO5 + H2O
NH3 + NaOH = NH4 + NaO =>
NH3 + NaOH = NH4 + NaO
Zn(s) + NaOH(aq) + H2O(l) = Na2Zn(OH)4(aq) + H2(g) =>
Zn(s) + 2 NaOH(aq) + 2 H2O(l) = Na2Zn(OH)4(aq) + H2(g)
Zn + O = ZnO =>
Zn + O = ZnO
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CaOH2SO4 = CaSO4H2O =>
CaOH2SO4 = CaSO4H2O
NaOH + Cl2 = NaCl + HClO =>
NaOH + Cl2 = NaCl + HClO
Li + KNO3 = LiNO3 + K =>
Li + KNO3 = LiNO3 + K
NH3{-} + H2O = NH4 + OH{-} =>
NH3{-} + H2O = NH4 + OH{-}
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Zn + AgNO3 = Zn(NO3)26 + Ag =>
Zn + 26 AgNO3 = Zn(NO3)26 + 26 Ag
O3 = O + O2 =>
O3 = O + O2
Ag(NH3)2OH + (NH4)2S = Ag2S + H2O + NH3 =>
2 Ag(NH3)2OH + (NH4)2S = Ag2S + 2 H2O + 6 NH3
NaOH + Cl2 = NaCl + HClO =>
NaOH + Cl2 = NaCl + HClO
CrO3{-} + NO3{-} + H2O = CrO4{2-} + NO2{-} + H{+} =>
2 CrO3{-} + NO3{-} + H2O = 2 CrO4{2-} + NO2{-} + 2 H{+}
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Al + Fe2O3 + Cr2O3 = Al2O3 + Fe075Cr025 =>
200 Al + 75 Fe2O3 + 25 Cr2O3 = 100 Al2O3 + 2 Fe075Cr025
NaNO3 + Cu + H2SO4 = CuSO4 + NO2 + NaOH =>
2 NaNO3 + Cu + H2SO4 = CuSO4 + 2 NO2 + 2 NaOH
HClO4 + NaCrO7 + HBr = NaClO4 + Cr(ClO4)3 + Br2 + H2O =>
4 HClO4 + NaCrO7 + 10 HBr = NaClO4 + Cr(ClO4)3 + 5 Br2 + 7 H2O
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