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Al + 2 HCOOH = Al(HCOO)2 + H2
CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + H2O =>
2 CH3COOH + Ca(OH)2 = Ca(CH3COO)2 + 2 H2O
C2H4 + CO + H2 = C3H7OH =>
C2H4 + CO + 2 H2 = C3H7OH
H2 + O2 = H2O2 =>
H2 + O2 = H2O2
H2O2 + NaCl = NaClO2 + H2O =>
2 H2O2 + NaCl = NaClO2 + 2 H2O
NaCO3 + MgSO4 = MgCO3 + NaSO4 =>
NaCO3 + MgSO4 = MgCO3 + NaSO4
Sn + Ag(NO3) = Sn(NO3)2 + Ag =>
Sn + 2 Ag(NO3) = Sn(NO3)2 + 2 Ag
Na + EtOH = NaOEt + H2 =>
2 Na + 2 EtOH = 2 NaOEt + H2
Pb(C2H3O2)4 + Al2(SO4)3 = Pb2(SO4)4 + Al(C2H3O2)3 =>
6 Pb(C2H3O2)4 + 4 Al2(SO4)3 = 3 Pb2(SO4)4 + 8 Al(C2H3O2)3
Pb(NO3)2(ac) + KI(ac) = PbI2(ac) + KNO3(ac) =>
Pb(NO3)2(ac) + 2 KI(ac) = PbI2(ac) + 2 KNO3(ac)
SnCl = Sn4 + Cl =>
4 SnCl = Sn4 + 4 Cl
FeCl3 + Mg = MgCl2 + Fe =>
2 FeCl3 + 3 Mg = 3 MgCl2 + 2 Fe
BeO(s) + H2O(l) = Be(OH)2 =>
BeO(s) + H2O(l) = Be(OH)2
BOCl2 + H2SO4 = BOSO4 + HCl =>
BOCl2 + H2SO4 = BOSO4 + 2 HCl
H2O2 + I = HI + O2 =>
H2O2 + 2 I = 2 HI + O2
KBr + MnO2 + H2SO4 = Br2 + MnSO4 + K2SO4 + H2O =>
2 KBr + MnO2 + 2 H2SO4 = Br2 + MnSO4 + K2SO4 + 2 H2O
Fe2(CO3)3 + H3PO4 = FePO4 + CO2 + H2O =>
Fe2(CO3)3 + 2 H3PO4 = 2 FePO4 + 3 CO2 + 3 H2O
CH3COOH + CuCO3 = CuCO2CH3 + H2O + CO2 =>
9 CH3COOH + 8 CuCO3 = 8 CuCO2CH3 + 6 H2O + 10 CO2
NaHCO3 + Ca(C2H3O2)2 = NaC2H3O2 + H2O + CO2 + CaCO3 =>
2 NaHCO3 + Ca(C2H3O2)2 = 2 NaC2H3O2 + H2O + CO2 + CaCO3
C2H4 + HCN = C2H5CN =>
C2H4 + HCN = C2H5CN
Br1 + O2 = Br2O1 =>
4 Br1 + O2 = 2 Br2O1
H2(SO4) + Sn = Sn(SO4)2 + H2 =>
2 H2(SO4) + Sn = Sn(SO4)2 + 2 H2
P4O10(s) + HNO3(aq) = N2O5(g) + HPO3(l) =>
P4O10(s) + 4 HNO3(aq) = 2 N2O5(g) + 4 HPO3(l)
Pb + CuS = Cu + PbS =>
Pb + CuS = Cu + PbS
(CH3COO)2Ca + K2SO3 = CaSO3 + CH3COOK =>
(CH3COO)2Ca + K2SO3 = CaSO3 + 2 CH3COOK
HC8H4O4(aq) + OH(aq) = C8H4O4(aq) + H2O(l) =>
HC8H4O4(aq) + OH(aq) = C8H4O4(aq) + H2O(l)
C4H8 + Br2 = C4H8Br2 =>
C4H8 + Br2 = C4H8Br2
C3H6Cl2 + O2 = CO2 + H2O + HCl =>
C3H6Cl2 + 4 O2 = 3 CO2 + 2 H2O + 2 HCl
Cd + PbO2 = CdO + Pb =>
2 Cd + PbO2 = 2 CdO + Pb
Li + NO3 = Li(NO3) =>
Li + NO3 = Li(NO3)
LiF + Hg2(NO3)2 = LiNO3 + HgF =>
2 LiF + Hg2(NO3)2 = 2 LiNO3 + 2 HgF
C2H4 + Br2 = C2H4Br2 =>
C2H4 + Br2 = C2H4Br2
[SnCl6] + H2 = H2[SnCl6] =>
[SnCl6] + H2 = H2[SnCl6]
Na3AsO4 + AlBr3 = Na3Br3 + AlAsO4 =>
Na3AsO4 + AlBr3 = Na3Br3 + AlAsO4
C6H7O2(OH)3 + HNO3 = C24H28O8(NO3)12 + H2O =>
4 C6H7O2(OH)3 + 12 HNO3 = C24H28O8(NO3)12 + 12 H2O
NiSO4 + K2CrO4 = NiCrO4 + K2SO4 =>
NiSO4 + K2CrO4 = NiCrO4 + K2SO4
(NH4)(NO3) + Na(OH) = Na(NO3) + (NH4) + H2O =>
9(NH4)(NO3) + 10 Na(OH) = 10 Na(NO3) + 8(NH4) + 7 H2O
Na2S + K2S2O8 + H2SO4 = S + Na2SO4 + KHSO4 =>
Na2S + K2S2O8 + H2SO4 = S + Na2SO4 + 2 KHSO4
Mn2O7 + CH3CH2OH = MnO2 + CO2 + H2O =>
2 Mn2O7 + CH3CH2OH = 4 MnO2 + 2 CO2 + 3 H2O
CuS + Al = Al2S3 + Cu =>
3 CuS + 2 Al = Al2S3 + 3 Cu
Li(s) + HNO3(aq) = LiNO3(aq) + H2(g) =>
2 Li(s) + 2 HNO3(aq) = 2 LiNO3(aq) + H2(g)
HC2H3O2(aq) + Ba(OH)2 = H2O(l) + Ba(C2H3O2)2(aq) =>
2 HC2H3O2(aq) + Ba(OH)2 = 2 H2O(l) + Ba(C2H3O2)2(aq)
Fe + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
10 Fe + 6 KMnO4 + 24 H2SO4 = 5 Fe2(SO4)3 + 6 MnSO4 + 3 K2SO4 + 24 H2O
FeCl2 + K2S = KCl2 + Fe2S(s) =>
2 FeCl2 + K2S = 2 KCl2 + Fe2S(s)
Zn + FeO5 = ZnO + Fe =>
5 Zn + FeO5 = 5 ZnO + Fe
SiH4 + O2N8 + SiO2 = Si3N4 + H2O =>
7 SiH4 + 2 O2N8 + 5 SiO2 = 4 Si3N4 + 14 H2O
Mg + Zn{2+} = Mg{2+} + Zn =>
Mg + Zn{2+} = Mg{2+} + Zn
NO + KOH = KNO3 + N3 + H2O =>
5 NO + 2 KOH = 2 KNO3 + N3 + H2O
(NH4)2S + CaBr2 = (NH4)2Br2 + CaS =>
(NH4)2S + CaBr2 = (NH4)2Br2 + CaS
Ni(H2O)6Cl2 + C2H4(NH2)2 = Ni(C2H4(NH2)2)3Cl2 + H2O =>
Ni(H2O)6Cl2 + 3 C2H4(NH2)2 = Ni(C2H4(NH2)2)3Cl2 + 6 H2O
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