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4 P + 5 O2 = 2 P2O5
Fr + Rb2O = Fr2O + Rb =>
2 Fr + Rb2O = Fr2O + 2 Rb
Nd2Fe14B = Nd4Fe28 + B4 =>
4 Nd2Fe14B = 2 Nd4Fe28 + B4
Al + HgCl2 = AlCl3 + Hg =>
2 Al + 3 HgCl2 = 2 AlCl3 + 3 Hg
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
Al(NO3)3 + NaOH = Na[Al(OH)4] + NaNO3 =>
Al(NO3)3 + 4 NaOH = Na[Al(OH)4] + 3 NaNO3
BaS + CuBr2 = BaBr2 + CuS =>
BaS + CuBr2 = BaBr2 + CuS
H2SO4 + ZnS = ZnO + SO2 + H2O =>
3 H2SO4 + ZnS = ZnO + 4 SO2 + 3 H2O
FePO4 + Na2SO4 = Fe2(SO4)3 + Na3PO4 =>
2 FePO4 + 3 Na2SO4 = Fe2(SO4)3 + 2 Na3PO4
K2SO3 + Na2SO4 = Na2SO3 + K2SO4 =>
K2SO3 + Na2SO4 = Na2SO3 + K2SO4
KI + Pb(C2H3O2)2 = Pb + KI(C2H3O2) =>
2 KI + Pb(C2H3O2)2 = Pb + 2 KI(C2H3O2)
FeOCO = Fe + CO2 =>
FeOCO = Fe + CO2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
(NH4)2S(aq) + Fe(NO3)2(aq) = NH4NO3(aq) + FeS =>
(NH4)2S(aq) + Fe(NO3)2(aq) = 2 NH4NO3(aq) + FeS
Sn2(Cr2O7)2 + Li(MnO4) = Sn(MnO4)2 + (Cr2O7)Li2 =>
Sn2(Cr2O7)2 + 4 Li(MnO4) = 2 Sn(MnO4)2 + 2(Cr2O7)Li2
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CaCl3 + HCl = CaCl + HCl3 =>
CaCl3 + HCl = CaCl + HCl3
HAsO2 + I2 + H2O = H3AsO4 + I{-} + H{+} =>
HAsO2 + I2 + 2 H2O = H3AsO4 + 2 I{-} + 2 H{+}
S + HNO3 = H2SO4 + NO = H2O =>
S + 2 HNO3 = H2SO4 + 2 NO
C5H10O3N(aq) + O2(g) = CO2(aq) + H2O(l) + NH3(aq) =>
4 C5H10O3N(aq) + 21 O2(g) = 20 CO2(aq) + 14 H2O(l) + 4 NH3(aq)
Si(s) + HF(aq) = SiF4(g) + H2(g) =>
Si(s) + 4 HF(aq) = SiF4(g) + 2 H2(g)
H2SO4 + C12H20O10 = CO2 + SO2 + H2O =>
24 H2SO4 + C12H20O10 = 12 CO2 + 24 SO2 + 34 H2O
NaF + AgNO3 = AgF + NaNO3 =>
NaF + AgNO3 = AgF + NaNO3
UO2(s) + HF(aq) = UF4(aq) + H2O(l) =>
UO2(s) + 4 HF(aq) = UF4(aq) + 2 H2O(l)
NaClO + KMnO4 + H2SO4 = NaClO3 + K2SO4 + H2O + MnSO4 =>
5 NaClO + 4 KMnO4 + 6 H2SO4 = 5 NaClO3 + 2 K2SO4 + 6 H2O + 4 MnSO4
BrO3(aq) + N2H4(aq) = H2O(l) + Br2(l) + N2(g) =>
2 BrO3(aq) + 3 N2H4(aq) = 6 H2O(l) + Br2(l) + 3 N2(g)
K2CO3 + HI = K2CO3I2 + H2 =>
K2CO3 + 2 HI = K2CO3I2 + H2
MnO4{2-} + Sn{2+} + H{+} = Mn{2+} + Sn{4+} + H2O =>
MnO4{2-} + 2 Sn{2+} + 8 H{+} = Mn{2+} + 2 Sn{4+} + 4 H2O
H2SO4 + ZnS = H2S + ZnSO4 =>
H2SO4 + ZnS = H2S + ZnSO4
HCl + K2SiO4 = HSiO4 + K2Cl =>
HCl + K2SiO4 = HSiO4 + K2Cl
BeSO4 + KOH = K2SO4Be(OH)2 =>
BeSO4 + 2 KOH = K2SO4Be(OH)2
HCl(aq) + NH4OH(aq) + NaCH3COOH(aq) = NaCl(aq) + H2O(l) + NH4CH3COOH(aq) =>
HCl(aq) + NH4OH(aq) + NaCH3COOH(aq) = NaCl(aq) + H2O(l) + NH4CH3COOH(aq)
KI(l) + NaCl(l) = KCl(aq) + NaI(aq) =>
KI(l) + NaCl(l) = KCl(aq) + NaI(aq)
KNO2 + KMnO4 + H2SO4 = KNO3 + MnSO4 + H2O + KSO4 =>
2 KNO2 + KMnO4 + 2 H2SO4 = 2 KNO3 + MnSO4 + 2 H2O + KSO4
(CH3COO)2Mg + H2SO4 = MgSO4 + CH3COOH =>
(CH3COO)2Mg + H2SO4 = MgSO4 + 2 CH3COOH
HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l) =>
2 HI(aq) + CaCO3(s) = CaI2(aq) + CO2(g) + H2O(l)
ZnCl2Ag = ZnAgCl2 =>
ZnCl2Ag = ZnAgCl2
Fe + CuSO4 + NaCl = Cu + FeCl2 + Na2SO4 =>
Fe + CuSO4 + 2 NaCl = Cu + FeCl2 + Na2SO4
C3H6O5 + NaOH = C3H5O5Na + H2O =>
C3H6O5 + NaOH = C3H5O5Na + H2O
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + (FeNO)SO4 + H2O =>
8 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2(FeNO)SO4 + 4 H2O
Zn + Cd{2+} = Zn{2+} + Cd =>
Zn + Cd{2+} = Zn{2+} + Cd
Cl + AgNO3 + H2O = AgCl + HClO + HNO3 =>
2 Cl + AgNO3 + H2O = AgCl + HClO + HNO3
Ca(OH)2 + N2O5 = Ca(NO3)2 + H2O =>
Ca(OH)2 + N2O5 = Ca(NO3)2 + H2O
C6H8O6 + C2H6O = C8H14O7 =>
C6H8O6 + C2H6O = C8H14O7
Al2(SO4)3 + NaOH = Al(OH)3 + Na2SO4 =>
Al2(SO4)3 + 6 NaOH = 2 Al(OH)3 + 3 Na2SO4
PCl3 + NaOH = NaH2PO2 + NaCl + H2OO =>
PCl3 + 4 NaOH = NaH2PO2 + 3 NaCl + H2OO
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
K2Cr2O7 + KCl + H2SO4 = Cr2(SO4)3 + H2O + Cl2 + K2SO4 =>
K2Cr2O7 + 6 KCl + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + 3 Cl2 + 4 K2SO4
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