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5 Mn(NO3)2 + (NH4)2S2O8 + HNO3 = 5 HMnO4 + 2 H2SO4 + 13 NO
Cl2(g) + CH4 + O2 = HCl + CO2 =>
2 Cl2(g) + CH4 + O2 = 4 HCl + CO2
HCl(aq) + CaCO3(aq) = CaCl2(aq) + H2O(l) + CO2(g) =>
2 HCl(aq) + CaCO3(aq) = CaCl2(aq) + H2O(l) + CO2(g)
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
(NH4)2(SO4) = NH3 + SO3 + H2O =>
(NH4)2(SO4) = 2 NH3 + SO3 + H2O
NaOCl + Na2S2O3 = O2 + SCl2 + Na =>
8 NaOCl + 2 Na2S2O3 = 7 O2 + 4 SCl2 + 12 Na
Ca2C + HBr = C2H2 + CaBr2 + H2 =>
2 Ca2C + 8 HBr = C2H2 + 4 CaBr2 + 3 H2
Zn(CN)2 + H3O = H2O + Zn + HCN =>
Zn(CN)2 + 2 H3O = 2 H2O + Zn + 2 HCN
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
Pb3O4 + SO = PbSO4 + Pb =>
3 Pb3O4 + 4 SO = 4 PbSO4 + 5 Pb
NaCl(s) + H2O(l) = NaOH + Cl2 + H2 =>
2 NaCl(s) + 2 H2O(l) = 2 NaOH + Cl2 + H2
As3(PO4)3 + (NH4)2C2O4 = As2(C2O4)3 + (NH4)3PO4 =>
2 As3(PO4)3 + 9(NH4)2C2O4 = 3 As2(C2O4)3 + 6(NH4)3PO4
Fe + B = Fe2B =>
2 Fe + B = Fe2B
CrO3 + C = Cr + CO =>
CrO3 + 3 C = Cr + 3 CO
Na2O + H2O = NaOH = o2 =>
Na2O + H2O = 2 NaOH
Sr + Cl2 = Sr2Cl2 =>
2 Sr + Cl2 = Sr2Cl2
KOH + CaCO3 = K2CO3 + CaO + H2O =>
2 KOH + CaCO3 = K2CO3 + CaO + H2O
Cu2O1 + Al + HCl = Cu + AlCl3 + H2O =>
3 Cu2O1 + 2 Al + 6 HCl = 6 Cu + 2 AlCl3 + 3 H2O
N2O3 + CaO = CaN2 + O2 =>
N2O3 + CaO = CaN2 + 2 O2
Sn{+4} + Sn = Sn{+2} =>
Sn{+4} + Sn = 2 Sn{+2}
Fe3O4 + CO = Fe095O4 + CO2 =>
95 Fe3O4 + 368 CO = 3 Fe095O4 + 368 CO2
H2CrO4 + Ca = CaCrO4 + H2 =>
H2CrO4 + Ca = CaCrO4 + H2
NH4 + Ca2 = CaH2 + N2 =>
2 NH4 + 2 Ca2 = 4 CaH2 + N2
Pb(NO3)2 + HCl + Na2S = PbS + Na2Cl + H(NO3)2 =>
Pb(NO3)2 + HCl + Na2S = PbS + Na2Cl + H(NO3)2
NaNO3 + MgSO4 = Na2SO4 + Mg(NO3)2 =>
2 NaNO3 + MgSO4 = Na2SO4 + Mg(NO3)2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Zn + Fe2(SO4)3 = ZnSO4 + Fe =>
3 Zn + Fe2(SO4)3 = 3 ZnSO4 + 2 Fe
Cr(NO3)3 + Zn = Cr3 + Zn(NO3)2 =>
6 Cr(NO3)3 + 9 Zn = 2 Cr3 + 9 Zn(NO3)2
H{+} + SO4{2-} + K2SO4 = K2S2O8 + H2 =>
2 H{+} + SO4{2-} + K2SO4 = K2S2O8 + H2
Fe2{+} + HgO + OH{-} + H2O = Fe(OH)3 + Hg =>
2 Fe2{+} + 5 HgO + 2 OH{-} + 5 H2O = 4 Fe(OH)3 + 5 Hg
C2H5NH2 + HBr = C2H5NH3Br =>
C2H5NH2 + HBr = C2H5NH3Br
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
BaO + P4O10 = Ba3(PO4)2 =>
6 BaO + P4O10 = 2 Ba3(PO4)2
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
MnO4{-} + SO3{2-} + H2O = S2O8{2-} + MnO3 + OH{-} =>
6 MnO4{-} + 2 SO3{2-} + 4 H2O = S2O8{2-} + 6 MnO3 + 8 OH{-}
Ag(s) + FeCl3(aq) = Fe(s) + AgCl =>
3 Ag(s) + FeCl3(aq) = Fe(s) + 3 AgCl
Cr + (SO4)3 + Ba(NO3)2 = Cr(NO3)3 + BaSO4 =>
2 Cr + (SO4)3 + 3 Ba(NO3)2 = 2 Cr(NO3)3 + 3 BaSO4
Cu + HNO3 = Cu5(NO3)2 + NO2 + H2O =>
5 Cu + 4 HNO3 = Cu5(NO3)2 + 2 NO2 + 2 H2O
Ba3N2 + K2C2O4 = BaC2O4 + K3N =>
Ba3N2 + 3 K2C2O4 = 3 BaC2O4 + 2 K3N
CrCl3 + BaCl2 = Ba2Cr3 + Cl2 =>
6 CrCl3 + 4 BaCl2 = 2 Ba2Cr3 + 13 Cl2
Hg(NO3)2 + (NH4)2S = Hg2S2 + NH4(NO3) =>
2 Hg(NO3)2 + 2(NH4)2S = Hg2S2 + 4 NH4(NO3)
K2Cr2O5 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O5 + 2 H2O + S = SO2 + 4 KOH + 2 Cr2O3
ClC6H4NH2 + NaOH = ClC6H4NH + H2O + Na =>
ClC6H4NH2 + NaOH = ClC6H4NH + H2O + Na
NaClS = Na + Cl + S =>
NaClS = Na + Cl + S
NaCl(s) + H2SO4(l) = HCl(g) + Na2SO4(s) =>
2 NaCl(s) + H2SO4(l) = 2 HCl(g) + Na2SO4(s)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Cu + HCl = CuH + Cl =>
Cu + HCl = CuH + Cl
Br2 + Cl = BrCl =>
Br2 + 2 Cl = 2 BrCl
No + Fr = NoFr =>
No + Fr = NoFr
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