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Mg2I = 2 Mg + I
BeO + H2CO3 = BeO(CO3)2 + H2 =>
BeO + 2 H2CO3 = BeO(CO3)2 + 2 H2
HI + Na2CO3 = NaI + CO2 + H2O =>
2 HI + Na2CO3 = 2 NaI + CO2 + H2O
C2O + O = CO6 =>
C2O + 11 O = 2 CO6
C12H2525OH + O2 = CO2 + H2O =>
C12H2525OH + 643 O2 = 12 CO2 + 1263 H2O
C3H7CHO + Cu(OH)2 = CH3CH2COOH + Cu2O + H2O =>
3 C3H7CHO + 10 Cu(OH)2 = 4 CH3CH2COOH + 5 Cu2O + 10 H2O
IO + H2O = I2 + OH =>
2 IO + 2 H2O = I2 + 4 OH
HCl + KSCN = H(SCN) + KCl =>
HCl + KSCN = H(SCN) + KCl
H2* + Br2* = HBr =>
H2* + Br2* = 2 HBr
Ba(OH)2(ac) + H3PO4(ac) = Ba3(PO4)2(s) + H2O(l) =>
3 Ba(OH)2(ac) + 2 H3PO4(ac) = Ba3(PO4)2(s) + 6 H2O(l)
CaSO4 = CaO + SO3 =>
CaSO4 = CaO + SO3
C2H602 + O2 = CO2 + H2O =>
2 C2H602 + 305 O2 = 4 CO2 + 602 H2O
KMnO4 + NaNO2 + H2O = NaNO3 + MnO + KOH =>
2 KMnO4 + 5 NaNO2 + H2O = 5 NaNO3 + 2 MnO + 2 KOH
CaOP2O5(CaO2)2 = CaO + CaP2O5 + O =>
CaOP2O5(CaO2)2 = 2 CaO + CaP2O5 + 3 O
Mg + CO2 = MgCO3 + C =>
2 Mg + 3 CO2 = 2 MgCO3 + C
KOH + Li2O = KLiO + H2O =>
2 KOH + Li2O = 2 KLiO + H2O
CaH2 + AlCl3 = CaCl2 + AlH3 =>
3 CaH2 + 2 AlCl3 = 3 CaCl2 + 2 AlH3
FeClSO4 + K4(Fe(CN)6) = K2SO4 + KCl + Fe4(Fe(CN)6)3 =>
4 FeClSO4 + 3 K4(Fe(CN)6) = 4 K2SO4 + 4 KCl + Fe4(Fe(CN)6)3
IO + H2O = HIO + OH =>
IO + H2O = HIO + OH
Al3C4 + H2 = CH4 + Al =>
Al3C4 + 8 H2 = 4 CH4 + 3 Al
Mg + SO3 = MgSO4 + SO2 =>
Mg + 2 SO3 = MgSO4 + SO2
C6H8O7 + Cu(OH)2 = Cu3(C6H5O7)2 + H2O =>
2 C6H8O7 + 3 Cu(OH)2 = Cu3(C6H5O7)2 + 6 H2O
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
As + NaClO + NaOH = Na3AsO4 + NaCl + H2O =>
2 As + 5 NaClO + 6 NaOH = 2 Na3AsO4 + 5 NaCl + 3 H2O
Cu{2+} + I2{-} = CuI + I2 =>
2 Cu{2+} + 4 I2{-} = 2 CuI + 3 I2
K3PO3(aq) + Al(NO2)3(aq) = KNO2(aq) + AlPO3(s) =>
K3PO3(aq) + Al(NO2)3(aq) = 3 KNO2(aq) + AlPO3(s)
As3S3 + O2 = As2O3 + SO2 =>
4 As3S3 + 21 O2 = 6 As2O3 + 12 SO2
SO2 + Zn(OH)2 = ZnSO3 + H2O =>
SO2 + Zn(OH)2 = ZnSO3 + H2O
IO + H2O = H2IO2 =>
IO + H2O = H2IO2
Cr(NO3)3 + ZnCl2 = CrCl3 + Zn(NO3)2 =>
2 Cr(NO3)3 + 3 ZnCl2 = 2 CrCl3 + 3 Zn(NO3)2
H2S + C = CS + H2 =>
H2S + C = CS + H2
P4(s) + S8(s) = P4S10(s) =>
4 P4(s) + 5 S8(s) = 4 P4S10(s)
NH4Cl + Ba(OH)2*8H2O = BaCl2 + H2O + NH3 =>
2 NH4Cl + Ba(OH)2*8H2O = BaCl2 + 10 H2O + 2 NH3
Na2SO4 + (NH4)2SO3 = Na2SO3 + (NH4)2SO4 =>
Na2SO4 + (NH4)2SO3 = Na2SO3 + (NH4)2SO4
HNO3 + K2CO3 = CO2 + H2O + KNO3 =>
2 HNO3 + K2CO3 = CO2 + H2O + 2 KNO3
Al(NO3)3 + K3Fe(CN)6 = Al(CN)6 + K3Fe(NO3)3 =>
Al(NO3)3 + K3Fe(CN)6 = Al(CN)6 + K3Fe(NO3)3
Na2SO4 + Na2CO3 + MnCO3 = CO2 + Na2SO3 + NaMnO4 =>
5 Na2SO4 + Na2CO3 + 2 MnCO3 = 3 CO2 + 5 Na2SO3 + 2 NaMnO4
H2SO3(aq) + LiOH(aq) = H2O(l) + Li2SO3(aq) =>
H2SO3(aq) + 2 LiOH(aq) = 2 H2O(l) + Li2SO3(aq)
KClO3 + MgNO3 = MgClO3 + KNO3 =>
KClO3 + MgNO3 = MgClO3 + KNO3
Mg + Fe2O3 = MgO + Fe =>
3 Mg + Fe2O3 = 3 MgO + 2 Fe
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
NH4OH + HCl = NH4(Cl) + H2O =>
NH4OH + HCl = NH4(Cl) + H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
CH3CHNH2COOH + KOH = CH3CHNH2COOK + H2O =>
CH3CHNH2COOH + KOH = CH3CHNH2COOK + H2O
CaOH + HNO3 = Ca(NO3)2 + H3O =>
CaOH + 2 HNO3 = Ca(NO3)2 + H3O
MgCO3 = MgOCO2 =>
MgCO3 = MgOCO2
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
Na2ZnO2 = Na{+} + ZnO2{-2} =>
Na2ZnO2 = 2 Na{+} + ZnO2{-2}
HNO3 + C6H5CH3 = C6H2(NO2)3 + CH4 + H2O =>
60 HNO3 + 19 C6H5CH3 = 20 C6H2(NO2)3 + 13 CH4 + 60 H2O
CoCl2 + CH3COOH + KNO2 = K3[Co(NO2)6] + CH3COOK + NO + H2O + KCl =>
CoCl2 + 2 CH3COOH + 7 KNO2 = K3[Co(NO2)6] + 2 CH3COOK + NO + H2O + 2 KCl
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