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Ca + 2 H2O = Ca(OH)2 + H2
KBr + KMnO4 + H2SO4 = Br2 + K2SO4 + MnSO4 + H2O =>
10 KBr + 2 KMnO4 + 8 H2SO4 = 5 Br2 + 6 K2SO4 + 2 MnSO4 + 8 H2O
Cu{3}SO4{-2} + Fe = Fe{2}SO4{-2} + Cu =>
2 Cu{3}SO4{-2} + 3 Fe = 3 Fe{2}SO4{-2} + 2 Cu
AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + NaNO3 =>
2 AgNO3(aq) + Na2CO3(aq) = Ag2CO3 + 2 NaNO3
CO(g) + H2O = CO2 + H =>
CO(g) + H2O = CO2 + 2 H
FeCl3(aq) + NaOH(aq) = Fe(OH)3 + NaCl =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3 + 3 NaCl
Al2(CO3)3 + H2O = Al(OH)3 + CO2 =>
Al2(CO3)3 + 3 H2O = 2 Al(OH)3 + 3 CO2
C2H5OH + FeCl3 = C2H5OFe + H + Cl =>
C2H5OH + FeCl3 = C2H5OFe + H + 3 Cl
Cu(NO3)2 + Ti = Ti(NO3)4 + Cu =>
2 Cu(NO3)2 + Ti = Ti(NO3)4 + 2 Cu
O6Cu + HNO3 = Cu(NO3)2 + H2O + NO3 =>
O6Cu + 12 HNO3 = Cu(NO3)2 + 6 H2O + 10 NO3
Na2SO3 + HCl = NaCl + H2O + SO2 =>
Na2SO3 + 2 HCl = 2 NaCl + H2O + SO2
Ba(No3)2 + H3PO4 = Ba3(PO4)2 + HNo3 =>
3 Ba(No3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HNo3
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Na + H2SO4 = S + Na2SO4 + H2O =>
6 Na + 4 H2SO4 = S + 3 Na2SO4 + 4 H2O
K2CrO4 + K2S + KOH + H2O = K3Cr(OH)6 + K2SO4 =>
8 K2CrO4 + 3 K2S + 8 KOH + 20 H2O = 8 K3Cr(OH)6 + 3 K2SO4
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NaF + Al2(SO4)3 = Na3AlF6 + Na2SO4 =>
12 NaF + Al2(SO4)3 = 2 Na3AlF6 + 3 Na2SO4
SF6 + SO3 = SO2F2 =>
SF6 + 2 SO3 = 3 SO2F2
CuO + NH3 + H2O = (Cu(NH3)4)(OH)2 =>
CuO + 4 NH3 + H2O = (Cu(NH3)4)(OH)2
NaF + Al2(SO4)3 = Na3AlF6 + Na2SO4 =>
12 NaF + Al2(SO4)3 = 2 Na3AlF6 + 3 Na2SO4
KBr + AI(CIO4)3 = AIBr3 + KCIO4 =>
3 KBr + AI(CIO4)3 = AIBr3 + 3 KCIO4
PbCl2(aq) + Na2CrO4(aq) = PbCrO4(s) + NaCl(aq) =>
PbCl2(aq) + Na2CrO4(aq) = PbCrO4(s) + 2 NaCl(aq)
C2H8N2(s) + N2O4(g) = N2(g) + CO2(g) + H2O(g) =>
C2H8N2(s) + 2 N2O4(g) = 3 N2(g) + 2 CO2(g) + 4 H2O(g)
SiCl4 + H2 = Si + HCl =>
SiCl4 + 2 H2 = Si + 4 HCl
C8H4O3 + C2H6O = C12H14O4 + H2O =>
C8H4O3 + 2 C2H6O = C12H14O4 + H2O
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
Br{-} + BrO2{-} + H{+} = Br2 + H2O =>
3 Br{-} + BrO2{-} + 4 H{+} = 2 Br2 + 2 H2O
SiCl4 + H2O = H4SiO4 + HCl =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
NF2 + AlCl3 = N2 + Cl2 + AlF3 =>
6 NF2 + 4 AlCl3 = 3 N2 + 6 Cl2 + 4 AlF3
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
TiCl4 + NaOH = Ti(OH)2 + NaCl2 =>
TiCl4 + 2 NaOH = Ti(OH)2 + 2 NaCl2
OH{-} + C2O4{-2} = CO3{2-} + e + H2O =>
4 OH{-} + C2O4{-2} = 2 CO3{2-} + 2e + 2 H2O
C253NH446O212 + O2 = CO2 + H2O + N2 =>
2 C253NH446O212 + 517 O2 = 506 CO2 + 446 H2O + N2
Zn(O2CCH3)2 + CsOH = Zn(OH)2 + CsO2CCH3 =>
Zn(O2CCH3)2 + 2 CsOH = Zn(OH)2 + 2 CsO2CCH3
O = O2 = O3 =>
2 O = O2
HN(O)3 + Ca(CO)3 = Ca(NO3)2 + (H)2(CO)3 =>
2 HN(O)3 + Ca(CO)3 = Ca(NO3)2 + (H)2(CO)3
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Na2SO4 + FeS = FeSO4 + Na2S =>
Na2SO4 + FeS = FeSO4 + Na2S
Cr + SnCl4 = CrCl3 + Sn =>
4 Cr + 3 SnCl4 = 4 CrCl3 + 3 Sn
Zn + HC1 = H + ZnC1 =>
Zn + HC1 = H + ZnC1
CrO + H3Po4 = Cr3(Po4)2 + H2O =>
3 CrO + 2 H3Po4 = Cr3(Po4)2 + 3 H2O
HCN + CH3COONa = CH3COOH + NaCN =>
HCN + CH3COONa = CH3COOH + NaCN
Al(HCO3)3 + HCl = AlCl3 + CO2 + H2O =>
Al(HCO3)3 + 3 HCl = AlCl3 + 3 CO2 + 3 H2O
Sr(HCO3)2 = SrCO3 + H2O + CO2 =>
Sr(HCO3)2 = SrCO3 + H2O + CO2
Cr + Cl2 = CrCl3 =>
2 Cr + 3 Cl2 = 2 CrCl3
C2H8N2 + O2 = H2O + CO2 + N =>
C2H8N2 + 4 O2 = 4 H2O + 2 CO2 + 2 N
Li3PO4 + NaBr = Na3 + PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3 + PO4 + 3 LiBr
C2H6O + Br2 = H2O + C2H4Br2 =>
C2H6O + Br2 = H2O + C2H4Br2
Fe(OH)3 + CO = CHO2 + Fe =>
Fe(OH)3 + 3 CO = 3 CHO2 + Fe
Ca3P2 + H = PH3 + Ca =>
Ca3P2 + 6 H = 2 PH3 + 3 Ca
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