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2 Na2S2O3 + 3 O2 = 2 Na2SO4 + 2 SO2
FeCl3 + Na2SiO3 = FeSiO3 + Na2Cl3 =>
FeCl3 + Na2SiO3 = FeSiO3 + Na2Cl3
KMnO4 + MnCl2 + NaOH = MnO2 + KCl + NaCl + H2O =>
2 KMnO4 + 3 MnCl2 + 4 NaOH = 5 MnO2 + 2 KCl + 4 NaCl + 2 H2O
B + I = B2I6 =>
2 B + 6 I = B2I6
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
At + O = At2O =>
2 At + O = At2O
Ni(s) + Cl2(g) = NiCl3(s) =>
2 Ni(s) + 3 Cl2(g) = 2 NiCl3(s)
As(OH)3 + H2SO4(aq) = As2(SO4)3(aq) + H2O(l) =>
2 As(OH)3 + 3 H2SO4(aq) = As2(SO4)3(aq) + 6 H2O(l)
NaBH4(s) + HCl(aq) + H2O(l) = NaCl(aq) + H3BO3(aq) + H2(g) =>
NaBH4(s) + HCl(aq) + 3 H2O(l) = NaCl(aq) + H3BO3(aq) + 4 H2(g)
Cu2 + I2 = CuI =>
Cu2 + I2 = 2 CuI
HNO3 + FeSO4*7H2O = Fe2(SO4)3 + Fe(NO3)3 + NO2 + H2O =>
6 HNO3 + 3 FeSO4*7H2O = Fe2(SO4)3 + Fe(NO3)3 + 3 NO2 + 24 H2O
NaO2 = NaO + O2 =>
2 NaO2 = 2 NaO + O2
Cu + Ni(NO3)2 = CuNO3 + Ni =>
2 Cu + Ni(NO3)2 = 2 CuNO3 + Ni
H2SO4 + K2Cr2O7 + HCl = Cr2(SO4)3 + H2O + K2SO4 + Cl =>
4 H2SO4 + K2Cr2O7 + 6 HCl = Cr2(SO4)3 + 7 H2O + K2SO4 + 6 Cl
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
CS2 + S8 = CS4 =>
4 CS2 + S8 = 4 CS4
Zn + MnSO4 = ZnSO4 + Mn =>
Zn + MnSO4 = ZnSO4 + Mn
Cl2O5 + Sr(OH)2 = Sr(ClO3)2 + H2O =>
Cl2O5 + Sr(OH)2 = Sr(ClO3)2 + H2O
NaClO + MnSO4 = Na2SO4 + Na2MnO4 + Cl2 =>
4 NaClO + MnSO4 = Na2SO4 + Na2MnO4 + 2 Cl2
Li + H = LiH =>
Li + H = LiH
CuCl2 + N2H4 + NaOH = Cu2O + N2 + H2O + NaCl =>
4 CuCl2 + N2H4 + 8 NaOH = 2 Cu2O + N2 + 6 H2O + 8 NaCl
Ga2S3 = Ga + S8 =>
8 Ga2S3 = 16 Ga + 3 S8
NS2S + HNO3 = NS2SO4 + NO2 + H2O =>
NS2S + 8 HNO3 = NS2SO4 + 8 NO2 + 4 H2O
Cu + Fe(SO4) = Cu(SO4) + Fe =>
Cu + Fe(SO4) = Cu(SO4) + Fe
(Fe)2(O)3 + CO = Fe + C(O)2 =>
(Fe)2(O)3 + 3 CO = 2 Fe + 3 C(O)2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
NH3 + C = CH4 + N2 =>
4 NH3 + 3 C = 3 CH4 + 2 N2
HNO3(aq) + Na3PO4(aq) = H3PO4(aq) + NaNO3(aq) =>
3 HNO3(aq) + Na3PO4(aq) = H3PO4(aq) + 3 NaNO3(aq)
UO2(s) + HF = UF4(s) + H2O =>
UO2(s) + 4 HF = UF4(s) + 2 H2O
ClO3 + Cr = ClO2 + Cr2O7 =>
7 ClO3 + 2 Cr = 7 ClO2 + Cr2O7
KClO4 + HBr = KBr + HClO4 =>
KClO4 + HBr = KBr + HClO4
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
MnO4{-} + SO3{2-} + H2O{-} = MnO2 + SO4{2-} + OH{-} =>
MnO4{-} + SO3{2-} + H2O{-} = MnO2 + SO4{2-} + 2 OH{-}
CH4 + H2O2 + KOH = K2CO3 + H2 =>
2 CH4 + H2O2 + 4 KOH = 2 K2CO3 + 7 H2
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
Co(C2H3O2)2 + KOH = Co(OH)2 + KC2H3O2 =>
Co(C2H3O2)2 + 2 KOH = Co(OH)2 + 2 KC2H3O2
Na + H2O = H2 + NaOH =>
2 Na + 2 H2O = H2 + 2 NaOH
Zn + HMnO4 + H2SO4 = ZnSO4 + MnSO4 + H2O =>
5 Zn + 2 HMnO4 + 7 H2SO4 = 5 ZnSO4 + 2 MnSO4 + 8 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fr + BaCl2 = FrCl + Ba =>
2 Fr + BaCl2 = 2 FrCl + Ba
H2 + Rb = HRb =>
H2 + 2 Rb = 2 HRb
At + O = At2O =>
2 At + O = At2O
AgNo3(aq) + Na(s) = Ag(s) + NaNo3(aq) =>
AgNo3(aq) + Na(s) = Ag(s) + NaNo3(aq)
CH3(CH2)4CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)4CH3 + 19 O2 = 12 CO2 + 14 H2O
LiOH + AgHCO3 = LiHCO3 + AgOH =>
LiOH + AgHCO3 = LiHCO3 + AgOH
C6H12O6 + CO2 = C4H4O4 + H2O =>
C6H12O6 + 2 CO2 = 2 C4H4O4 + 2 H2O
C2H12(g) + O2(g) = CO2(g) + H2O(g) =>
C2H12(g) + 5 O2(g) = 2 CO2(g) + 6 H2O(g)
BaCa(CO3)2 + HCl = BaCl2 + CaCl2 + CO2 + H2O =>
BaCa(CO3)2 + 4 HCl = BaCl2 + CaCl2 + 2 CO2 + 2 H2O
C6H8O7 + Ca(OH)2 = CaC6H10O6 + O2 =>
2 C6H8O7 + 2 Ca(OH)2 = 2 CaC6H10O6 + 3 O2
Fr + S = FrS =>
Fr + S = FrS
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