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2 Na + MgF2 = 2 NaF + Mg
Zn + BaO = ZnO + Ba =>
Zn + BaO = ZnO + Ba
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
H{+} + FeO4{-2} + NH3 = Fe{3+} + N2 + H2O =>
10 H{+} + 2 FeO4{-2} + 2 NH3 = 2 Fe{3+} + N2 + 8 H2O
Co2 + Mg = Co2Mg =>
Co2 + Mg = Co2Mg
NaOCl + SnSO4 + NaOH + H2O = Na2[Sn(OH)6] + Na2SO4 + NaCl =>
NaOCl + SnSO4 + 4 NaOH + H2O = Na2[Sn(OH)6] + Na2SO4 + NaCl
Mg + H2O = MgO2 + H2 =>
Mg + 2 H2O = MgO2 + 2 H2
H2SO4(aq) + Na2SO3(aq) = SO2(g) + H2O(l) + Na2SO4 =>
H2SO4(aq) + Na2SO3(aq) = SO2(g) + H2O(l) + Na2SO4
Fe(OH)2 + NO2 = Fe(NO3)3 + NO + H2O =>
Fe(OH)2 + 5 NO2 = Fe(NO3)3 + 2 NO + H2O
[Cr(N2H4CO)6]3[Cr(CN)6]4 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + HOH =>
10[Cr(N2H4CO)6]3[Cr(CN)6]4 + 1092 KMnO4 + 1303 H2SO4 = 35 K2Cr2O7 + 1092 MnSO4 + 420 CO2 + 600 KNO3 + 211 K2SO4 + 1663 HOH
H2CO3 + H2O = CH4 + O2 =>
H2CO3 + H2O = CH4 + 2 O2
Fe(OH)3 + HCOOH = Fe(COOH)3 + H2O =>
Fe(OH)3 + 3 HCOOH = Fe(COOH)3 + 3 H2O
Al2(SO4)3 + Na2S = Al2(S)3 + Na2SO4 =>
Al2(SO4)3 + 3 Na2S = Al2(S)3 + 3 Na2SO4
KBr + H2O2 = Br2 + KOH =>
2 KBr + H2O2 = Br2 + 2 KOH
Ca + H2SO4 = CaSO4 + H2 =>
Ca + H2SO4 = CaSO4 + H2
Br2 + KI = I2 + KBr =>
Br2 + 2 KI = I2 + 2 KBr
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCl2(aq) + K2Co3(aq) = KCl(aq) + CaCo3(s) =>
CaCl2(aq) + K2Co3(aq) = 2 KCl(aq) + CaCo3(s)
HC3H503 + OH = C3H5O3 + H2O =>
HC3H503 + 505 OH = C3H5O3 + 502 H2O
S + FeCl3 = FeS + Cl2 =>
2 S + 2 FeCl3 = 2 FeS + 3 Cl2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
N2O3 + OH = NO2 + H2O =>
N2O3 + 2 OH = 2 NO2 + H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
BaCl2(aq) + NaBr(aq) = BaBr2(aq) + NaCl(aq) =>
BaCl2(aq) + 2 NaBr(aq) = BaBr2(aq) + 2 NaCl(aq)
CrCl2 + Na2Cr2O7 + HCl = H2O + NaCl + CrCl3 =>
6 CrCl2 + Na2Cr2O7 + 14 HCl = 7 H2O + 2 NaCl + 8 CrCl3
Zn{2+} + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + K{+} =>
3 Zn{2+} + 2 K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + 6 K{+}
Co + Sn(NO3)2 = Co(NO3)2 + Sn =>
Co + Sn(NO3)2 = Co(NO3)2 + Sn
KMnO4 + H2C2O4 + HCl = MnCl2 + CO2 + KCl + H2O =>
2 KMnO4 + 5 H2C2O4 + 6 HCl = 2 MnCl2 + 10 CO2 + 2 KCl + 8 H2O
Na2S + GaF3 = NaF + Ga2S3 =>
3 Na2S + 2 GaF3 = 6 NaF + Ga2S3
C4H10O(l) + O2(g) = CO2(g) + H2O(l) =>
C4H10O(l) + 6 O2(g) = 4 CO2(g) + 5 H2O(l)
FeSO4 + C6H8O7 = C12H10Fe3O14 + H2SO4 =>
3 FeSO4 + 2 C6H8O7 = C12H10Fe3O14 + 3 H2SO4
Tc + Cl2 = TcCl4 =>
Tc + 2 Cl2 = TcCl4
C5H8O2 + NH4ClO4 = CO + H2O + N2 + Cl2 =>
4 C5H8O2 + 14 NH4ClO4 = 20 CO + 44 H2O + 7 N2 + 7 Cl2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Al(HCO3)3(s) = Al2O3(s) + CO2(g) + H2O(g) =>
2 Al(HCO3)3(s) = Al2O3(s) + 6 CO2(g) + 3 H2O(g)
K2CO3 + Ba(ClO3)2 = KClO3 + BaCO3 =>
K2CO3 + Ba(ClO3)2 = 2 KClO3 + BaCO3
(HCOO)2Ca = HCOHCaCO3 =>
(HCOO)2Ca = HCOHCaCO3
Al(HCO3)3(s) = Al2O3(s) + CO2(g) + H2O(g) =>
2 Al(HCO3)3(s) = Al2O3(s) + 6 CO2(g) + 3 H2O(g)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
Al(HCO3)3(s) = Al2O3(s) + CO2(g) + H2O(g) =>
2 Al(HCO3)3(s) = Al2O3(s) + 6 CO2(g) + 3 H2O(g)
C4H8N2 + O2 = N2 + CO2 + H2O =>
C4H8N2 + 6 O2 = N2 + 4 CO2 + 4 H2O
OCl{-} + S2O3{2-} + H20{-} = SO4{2-} + Cl{-} + H2O =>
25 OCl{-} + S2O3{2-} + 2 H20{-} = 2 SO4{2-} + 25 Cl{-} + 20 H2O
SrCl2 + (NH4)2O = SrO + NH4Cl =>
SrCl2 + (NH4)2O = SrO + 2 NH4Cl
Al(HCO3)3(s) = Al2O3(s) + CO2(g) + H2O(g) =>
2 Al(HCO3)3(s) = Al2O3(s) + 6 CO2(g) + 3 H2O(g)
FeCl3(aq) + KSCN(aq) = Fe(SCN)3(aq) + KCl(aq) =>
FeCl3(aq) + 3 KSCN(aq) = Fe(SCN)3(aq) + 3 KCl(aq)
SrCl2 + (NH4)2O = SrO + (NH4)Cl =>
SrCl2 + (NH4)2O = SrO + 2(NH4)Cl
AgNO3 + SiO3{2-} = AgSiO3 + NO3{2-} =>
AgNO3 + SiO3{2-} = AgSiO3 + NO3{2-}
HClO4 + MgS = Mg(ClO4)2 + H2S =>
2 HClO4 + MgS = Mg(ClO4)2 + H2S
Tc + Cl2 = Tc4Cl5 =>
8 Tc + 5 Cl2 = 2 Tc4Cl5
CsBr + HNO3 = CsNO3 + HBr =>
CsBr + HNO3 = CsNO3 + HBr
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