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Ca + 2 OH = Ca(OH)2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
KMnO4 + HClO2 + H2SO4 = HClO3 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 HClO2 + 3 H2SO4 = 5 HClO3 + K2SO4 + 2 MnSO4 + 3 H2O
FeS + HCl = H2S + FeCl3 + H2 =>
2 FeS + 6 HCl = 2 H2S + 2 FeCl3 + H2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
NH4(NO3)2 = N2 + O2 + H2O =>
2 NH4(NO3)2 = 3 N2 + 4 O2 + 4 H2O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
AgCl = Ag + Cl =>
AgCl = Ag + Cl
C3H7COOH + Na = (C3H7COO)Na + H2 =>
2 C3H7COOH + 2 Na = 2(C3H7COO)Na + H2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
Be + H2 = BeH2 =>
Be + H2 = BeH2
O2 + H2 = H2O =>
O2 + 2 H2 = 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CaO + P2O5 = Ca3(PO4)2 =>
3 CaO + P2O5 = Ca3(PO4)2
Al + Fe3N2 = AlN + Fe =>
2 Al + Fe3N2 = 2 AlN + 3 Fe
NH4Cl + NaNH2 = NaCl + NH3 =>
NH4Cl + NaNH2 = NaCl + 2 NH3
Na2CO3 + H3PO4 = Na3PO4 + H2O + CO2 =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 H2O + 3 CO2
Ni2O3 + H2O = H3NiO3 =>
Ni2O3 + 3 H2O = 2 H3NiO3
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Fe + AgNo3 = FeNo3 + Ag =>
Fe + AgNo3 = FeNo3 + Ag
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
KMnO4 + Na2C2O4 + H2SO4 = Mn + CO2 + Na2SO4 + K2SO4 + H2O =>
2 KMnO4 + 7 Na2C2O4 + 8 H2SO4 = 2 Mn + 14 CO2 + 7 Na2SO4 + K2SO4 + 8 H2O
IO3 + SO3{2-} = I2 + SO4{2-} =>
2 IO3 + 6 SO3{2-} = I2 + 6 SO4{2-}
Na2CO3 + CaCO3 + SiO2 = CO2 + Na2O*CaO*6SiO2 =>
Na2CO3 + CaCO3 + 6 SiO2 = 2 CO2 + Na2O*CaO*6SiO2
Al(s) + Br3(l) = AlBr3(s) =>
Al(s) + Br3(l) = AlBr3(s)
CH3COOH + Fe2O3 = (CH3COO)3Fe + H2O =>
6 CH3COOH + Fe2O3 = 2(CH3COO)3Fe + 3 H2O
C + HNO3 = CO2 + NO + H2O =>
3 C + 4 HNO3 = 3 CO2 + 4 NO + 2 H2O
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
Cu + KHCO3 = Cu(HCO3)2 + K =>
Cu + 2 KHCO3 = Cu(HCO3)2 + 2 K
C16H24O5N4 + O2 = CO2 + H2O + N =>
2 C16H24O5N4 + 39 O2 = 32 CO2 + 24 H2O + 8 N
Fe(NO3)2 + KSCN = Fe(SCN)2 + KNO3 =>
Fe(NO3)2 + 2 KSCN = Fe(SCN)2 + 2 KNO3
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
Ca + Cl2 + KOH = Ca(OH)2 + KCl =>
Ca + Cl2 + 2 KOH = Ca(OH)2 + 2 KCl
BaH2(s) + H2O(l) = Ba(OH)2(s) + H2(g) =>
BaH2(s) + 2 H2O(l) = Ba(OH)2(s) + 2 H2(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Si + F2 = SiF4 =>
Si + 2 F2 = SiF4
NaOH + SO2 = NaHSO3 =>
NaOH + SO2 = NaHSO3
FeCl3 + Mg = Fe + MgCl2 =>
2 FeCl3 + 3 Mg = 2 Fe + 3 MgCl2
H2SO4 + PbOH = Pb2SO4 + H2O =>
H2SO4 + 2 PbOH = Pb2SO4 + 2 H2O
(aq)Mg3(PO4)2 + Al2(SO4)3 = MgSO4(aq) + AlPO4(s) =>
(aq)Mg3(PO4)2 + Al2(SO4)3 = 3 MgSO4(aq) + 2 AlPO4(s)
BaOH + HClO3 = H2O + BaClO3 =>
BaOH + HClO3 = H2O + BaClO3
KOH + FeCl2 = Fe(OH)2 + KCl =>
2 KOH + FeCl2 = Fe(OH)2 + 2 KCl
MgS + O2 = MgOSO2 =>
2 MgS + 3 O2 = 2 MgOSO2
Na2S2O + Ag + NH4OH + HNO3 = (NH4)2SO3 + AgNO3 + Na2SO3 =>
2 Na2S2O + 8 Ag + NH4OH + 11 HNO3 = 2(NH4)2SO3 + 8 AgNO3 + 2 Na2SO3
KNO3 + S = K2O + NO + SO2 =>
4 KNO3 + 3 S = 2 K2O + 4 NO + 3 SO2
NaBr + Sn(NO3)2 = NaNO3 + SnBr2 =>
2 NaBr + Sn(NO3)2 = 2 NaNO3 + SnBr2
Mg2 + P4 = Mg2P =>
4 Mg2 + P4 = 4 Mg2P
KMnO4 + Sn{2+} + H{+} = Mn{2+} + Sn{4+} + H2O + K{+} =>
2 KMnO4 + 5 Sn{2+} + 16 H{+} = 2 Mn{2+} + 5 Sn{4+} + 8 H2O + 2 K{+}
C6H5ONa + Na2CO3 + H2O = C6H5ONaCOONa + NaOH =>
29 C6H5ONa + 22 Na2CO3 + 6 H2O = 28 C6H5ONaCOONa + 17 NaOH
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