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2 P + 6 H2O + 3 Br2 = 6 HBr + 2 H3PO3
PbCO3 + H2SO4 = PbSO4 + H2O + CO2 =>
PbCO3 + H2SO4 = PbSO4 + H2O + CO2
K2CO3 + Ca(OH)2 = KOH + CaCO3 =>
K2CO3 + Ca(OH)2 = 2 KOH + CaCO3
Sn + Hg(NO3)2 = Sn(NO3)4 + Hg =>
Sn + 2 Hg(NO3)2 = Sn(NO3)4 + 2 Hg
CH3CH2OH + Cr2O7{-2} + H{+} = CO2 + Cr{3+} + H2O =>
CH3CH2OH + 2 Cr2O7{-2} + 16 H{+} = 2 CO2 + 4 Cr{3+} + 11 H2O
Fe2SiO4 + H2O + CO2 = Fe3O4 + SiO2 + CH4 =>
6 Fe2SiO4 + 2 H2O + CO2 = 4 Fe3O4 + 6 SiO2 + CH4
HCl(aq) + Mg(s) = H2(g) + MgCl2(aq) =>
2 HCl(aq) + Mg(s) = H2(g) + MgCl2(aq)
Bi(NO3)3 = Bi2O3 + N2O5 =>
2 Bi(NO3)3 = Bi2O3 + 3 N2O5
Pb(s) + Cl2(g) = Cl{-}(aq) + Pb{2+}(aq) =>
Pb(s) + Cl2(g) = 2 Cl{-}(aq) + Pb{2+}(aq)
P4 + O4 = P4O6 =>
2 P4 + 3 O4 = 2 P4O6
C2H5OH + Zn(CH3COO)22H2O = ZnO + H2O + CH3COOC2H5 =>
32 C2H5OH + Zn(CH3COO)22H2O = ZnO + 22 H2O + 27 CH3COOC2H5
PCl3(s) + H2O(l) = H3PO3(aq) + HCl(g) =>
PCl3(s) + 3 H2O(l) = H3PO3(aq) + 3 HCl(g)
NiCl2(aq) + NaNO3(aq) = Ni(NO3)2 + NaCl =>
NiCl2(aq) + 2 NaNO3(aq) = Ni(NO3)2 + 2 NaCl
BaCl2(aq) + HCl(aq) = BaCl + HCl2 =>
BaCl2(aq) + HCl(aq) = BaCl + HCl2
AgNO3(aq) + K2SO4 = Ag2SO4(s) + KNO3(aq) =>
2 AgNO3(aq) + K2SO4 = Ag2SO4(s) + 2 KNO3(aq)
Ni + P = NiP =>
Ni + P = NiP
NaOH + H2SO4 = Na2SO4 + HOH =>
2 NaOH + H2SO4 = Na2SO4 + 2 HOH
KClO3 + C8H10N4O2 = KCl + N2 + H2O + CO =>
11 KClO3 + 3 C8H10N4O2 = 11 KCl + 6 N2 + 15 H2O + 24 CO
Zn + Pb(NO3)2 = Zn(NO3) + Pb =>
2 Zn + Pb(NO3)2 = 2 Zn(NO3) + Pb
SO2 + OH = H2SO4 =>
SO2 + 2 OH = H2SO4
(C6H10O5)3 + O2 = CO2 + H2O =>
(C6H10O5)3 + 18 O2 = 18 CO2 + 15 H2O
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
Fe + Sn(NO3)2 = FeNO3 + Sn =>
2 Fe + Sn(NO3)2 = 2 FeNO3 + Sn
NH4OH + Pb(C2H3O2)2 = NH4(C2H3O2) + Pb(OH)2 =>
2 NH4OH + Pb(C2H3O2)2 = 2 NH4(C2H3O2) + Pb(OH)2
Mg + HPO4 + NH3 = MgNH4PO4 =>
Mg + HPO4 + NH3 = MgNH4PO4
MgCl2 + PO4 = Mg3(PO4)2 + Cl =>
3 MgCl2 + 2 PO4 = Mg3(PO4)2 + 6 Cl
ZnI2 + Na3PO4 = ZnPO4 + Na3I2 =>
ZnI2 + Na3PO4 = ZnPO4 + Na3I2
NO3{-} + H{+} = NO2{+} + H2O =>
NO3{-} + 2 H{+} = NO2{+} + H2O
SO + H2O = SOH2O =>
SO + H2O = SOH2O
[NH4]3PO4 + KOH = K3PO4 + H2O + NH3 =>
[NH4]3PO4 + 3 KOH = K3PO4 + 3 H2O + 3 NH3
Fe + Pb = FePb =>
Fe + Pb = FePb
Co3O4(s) + C(s) = Co(s) + CO(g) =>
Co3O4(s) + 4 C(s) = 3 Co(s) + 4 CO(g)
Hg + CuSO4 = Hg2SO4 + Cu =>
2 Hg + CuSO4 = Hg2SO4 + Cu
Fe2 + HC2H3O2 = Fe(C2H3O2)3 + H2 =>
Fe2 + 6 HC2H3O2 = 2 Fe(C2H3O2)3 + 3 H2
CuCl2 + AgC2H3O2 = Cu(C2H3O2)2 + AgCl =>
CuCl2 + 2 AgC2H3O2 = Cu(C2H3O2)2 + 2 AgCl
CH3CO2H + O2 = CO2 + H2O =>
CH3CO2H + 2 O2 = 2 CO2 + 2 H2O
Sr(NO3)2 + K2CrO4 = SrCrO4 + KNO3 =>
Sr(NO3)2 + K2CrO4 = SrCrO4 + 2 KNO3
Ni + N2 = Ni2N3 =>
4 Ni + 3 N2 = 2 Ni2N3
Mg3N2 + HBr = MgBr2 + NH4Br =>
Mg3N2 + 8 HBr = 3 MgBr2 + 2 NH4Br
Cr{3+} + HO{-} + H2O2 = CrO4{2-} + H2O =>
2 Cr{3+} + 10 HO{-} + 3 H2O2 = 2 CrO4{2-} + 8 H2O
C3H8 + O = H2O + CO2 =>
C3H8 + 10 O = 4 H2O + 3 CO2
Cd(s) + HCl(aq) = CdCl2 + H2 =>
Cd(s) + 2 HCl(aq) = CdCl2 + H2
H(C2H3O2) + Na(HCO3) = Na(C2H3O2) + H2O + CO2 =>
H(C2H3O2) + Na(HCO3) = Na(C2H3O2) + H2O + CO2
C10H15NO + PI3 = C10H14NI + H3PO3 =>
3 C10H15NO + PI3 = 3 C10H14NI + H3PO3
Fe + Sn(CO3)2 = Sn + Fe2(CO3)3 =>
4 Fe + 3 Sn(CO3)2 = 3 Sn + 2 Fe2(CO3)3
SOCl2 = S2Cl2 + SO2 + Cl2 =>
4 SOCl2 = S2Cl2 + 2 SO2 + 3 Cl2
Na3PO4 + FeCl2 = Fe3(PO4)2 + NaCl =>
2 Na3PO4 + 3 FeCl2 = Fe3(PO4)2 + 6 NaCl
CuO + N2O5 = Cu(NO3)2 =>
CuO + N2O5 = Cu(NO3)2
Zn + P4 = Zn3P2 =>
6 Zn + P4 = 2 Zn3P2
KClO2 + C12H22O11 = KCl + CO2 + H2O =>
12 KClO2 + C12H22O11 = 12 KCl + 12 CO2 + 11 H2O
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