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Pb(CH3COO)2 + (NH4)2CrO4 = PbCrO4 + 2 NH4CH3COO
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
SrO + C(s) = SrC + CO2 =>
2 SrO + 3 C(s) = 2 SrC + CO2
CH3OOH + Ca(OH)2 = H2O + C4H6O4Ca =>
4 CH3OOH + Ca(OH)2 = 6 H2O + C4H6O4Ca
P4O10 + HOH = H3PO4 =>
P4O10 + 6 HOH = 4 H3PO4
Fe + P4 = Fe3P2 =>
6 Fe + P4 = 2 Fe3P2
Ni + IO3 = Ni(IO3)2 =>
Ni + 2 IO3 = Ni(IO3)2
Sn + Ca3(PO4)2 = Sn3(PO4)4 + Ca =>
3 Sn + 2 Ca3(PO4)2 = Sn3(PO4)4 + 6 Ca
H2N(CH2)6NH2 + ClOC(CH2)8COCl = H2N[(CH2)6NHCO(CH2)8]COCl + HCl =>
H2N(CH2)6NH2 + ClOC(CH2)8COCl = H2N[(CH2)6NHCO(CH2)8]COCl + HCl
Fe + KOH = Fe(OH)2 + K =>
Fe + 2 KOH = Fe(OH)2 + 2 K
MgO(s) + Si(l) = Mg(s) + SiO2(l) =>
2 MgO(s) + Si(l) = 2 Mg(s) + SiO2(l)
Cl2 + NH4OH = NH4Cl + H2O + N2 =>
3 Cl2 + 8 NH4OH = 6 NH4Cl + 8 H2O + N2
Mn + Cl = MnCl7 =>
Mn + 7 Cl = MnCl7
(NH4)6Mo7O24 + H2[SnCl4] + HCl = Mo4O11 + H2O + H2[SnCl6] + NH4Cl =>
4(NH4)6Mo7O24 + 7 H2[SnCl4] + 38 HCl = 7 Mo4O11 + 19 H2O + 7 H2[SnCl6] + 24 NH4Cl
*Al + O2 = Al2O3 =>
4*Al + 3 O2 = 2 Al2O3
NaClO3 + K2SnO = NaCl + K2SnO3 =>
2 NaClO3 + 3 K2SnO = 2 NaCl + 3 K2SnO3
CuO + HCl = CuCl2 + H2O = CuO + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Mn(NO3)2 + Na2CO3 + CrS = NO + Na2MnO4 + CO2 + Na2SO4 + Na2CrO4 =>
6 Mn(NO3)2 + 8 Na2CO3 + CrS = 12 NO + 6 Na2MnO4 + 8 CO2 + Na2SO4 + Na2CrO4
Mg2 + S2 = MgS =>
Mg2 + S2 = 2 MgS
BaCl2 + N2 = Ba3N2 + Cl =>
3 BaCl2 + N2 = Ba3N2 + 6 Cl
Pb + HNO3 = Pb(NO3)2 + NO + H2O =>
3 Pb + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
[C6H5NH3]Cl + NaNO2 = NaCl + C6H5NH3NO2 =>
[C6H5NH3]Cl + NaNO2 = NaCl + C6H5NH3NO2
P5 + Cl2 = P5Cl2 =>
P5 + Cl2 = P5Cl2
CH2(COOH)2 + NaOH = CH2(COONa)2 + HOH =>
CH2(COOH)2 + 2 NaOH = CH2(COONa)2 + 2 HOH
POCl3 + H2O = H3PO4 + H + Cl =>
POCl3 + 3 H2O = H3PO4 + 3 H + 3 Cl
Cr + F2 = Cr2F3 =>
4 Cr + 3 F2 = 2 Cr2F3
Pb(NO3)2 + GaCl3 = PbCl2 + Ga(NO3)3 =>
3 Pb(NO3)2 + 2 GaCl3 = 3 PbCl2 + 2 Ga(NO3)3
KMnO4 + NaSO2 + H2SO4 = Na2SO4 + MnSO4 + K2SO4 + H2O =>
6 KMnO4 + 10 NaSO2 + 4 H2SO4 = 5 Na2SO4 + 6 MnSO4 + 3 K2SO4 + 4 H2O
Mg(OH)2(aq) + (NH4)3PO4(aq) = Mg3(PO4)2(s) + NH3(g) + H2O(l) =>
3 Mg(OH)2(aq) + 2(NH4)3PO4(aq) = Mg3(PO4)2(s) + 6 NH3(g) + 6 H2O(l)
K2Cr2O7 + C2H4(OH)2 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2C2O4 + H2O =>
4 K2Cr2O7 + 3 C2H4(OH)2 + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 3 H2C2O4 + 22 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
MnO4 + KI + H2SO4 = MnSO4 + I2 + H2O + K2SO4 =>
MnO4 + 6 KI + 4 H2SO4 = MnSO4 + 3 I2 + 4 H2O + 3 K2SO4
CH3HO + O2 = CH2O + H2O =>
2 CH3HO + O2 = 2 CH2O + 2 H2O
BaCl2*2H2O + Na3SO4*12H2O = Ba3(SO4)2 + NaCl + H2O =>
3 BaCl2*2H2O + 2 Na3SO4*12H2O = Ba3(SO4)2 + 6 NaCl + 30 H2O
Mg2O2 + HNO3 = Mg(NO3)2 + H2O =>
Mg2O2 + 4 HNO3 = 2 Mg(NO3)2 + 2 H2O
Ag + KBr = AgK + Br =>
Ag + KBr = AgK + Br
Ag(NO3)2 + K2(CrO4) = K(NO3) + Ag(CrO4) =>
Ag(NO3)2 + K2(CrO4) = 2 K(NO3) + Ag(CrO4)
MnBr2 + H2O = Mn(OH)2 + HBr =>
MnBr2 + 2 H2O = Mn(OH)2 + 2 HBr
Cr + F2 = Cr2F3 =>
4 Cr + 3 F2 = 2 Cr2F3
Pb + NaNO3 = Pb3O + NaNO2 =>
3 Pb + NaNO3 = Pb3O + NaNO2
Cu2SO4(aq) + BaCl2(aq) = CuCl + BaSO4 =>
Cu2SO4(aq) + BaCl2(aq) = 2 CuCl + BaSO4
MgSO4*2H2O + Ba(NO3)2 = BaSO4 + Mg(NO3)2 + H2O =>
MgSO4*2H2O + Ba(NO3)2 = BaSO4 + Mg(NO3)2 + 2 H2O
C2H6O + [Ag(NH3)2]OH = C5H9O2NH4 + Ag + NH3 + H2O =>
5 C2H6O + 8[Ag(NH3)2]OH = 2 C5H9O2NH4 + 8 Ag + 14 NH3 + 9 H2O
Mn{2+} + IO4{-} + OH{-} = MnO4{2-} + IO3{-} + H{+} =>
Mn{2+} + 2 IO4{-} + 2 OH{-} = MnO4{2-} + 2 IO3{-} + 2 H{+}
Cr + H2SO4 = CrSO4 + SO2 + H2O =>
Cr + 2 H2SO4 = CrSO4 + SO2 + 2 H2O
Mg + H2SO4 = H2 + MgSO4 =>
Mg + H2SO4 = H2 + MgSO4
Na2CO3*10H2O + HCl = NaCl + CO2 + H2O =>
Na2CO3*10H2O + 2 HCl = 2 NaCl + CO2 + 11 H2O
K3(Co(NO2)) + MnO4{-} + H{+} = Co{+2} + NO3{-} + Mn{+2} + K{+} + H2H =>
12 K3(Co(NO2)) + 3 MnO4{-} + 57 H{+} = 12 Co{+2} + 12 NO3{-} + 3 Mn{+2} + 36 K{+} + 19 H2H
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Fe + S = Fe{3} + S{-2} =>
2 Fe + 3 S = 2 Fe{3} + 3 S{-2}
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