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2 HI = H2 + I2
Fe2(SO4)3 + KOH = K2SO4 + Fe(OH)3 =>
Fe2(SO4)3 + 6 KOH = 3 K2SO4 + 2 Fe(OH)3
Al4C3 + H2O = Al(OH)3 + CH4 =>
Al4C3 + 12 H2O = 4 Al(OH)3 + 3 CH4
Bi + H2O = BiO3 + H =>
Bi + 3 H2O = BiO3 + 6 H
C + H2O = CH4 + CO2 =>
2 C + 2 H2O = CH4 + CO2
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
BaCl2 + NaIO3 = Ba(IO3)2 + NaCl =>
BaCl2 + 2 NaIO3 = Ba(IO3)2 + 2 NaCl
K2Cr2O7 + Na2S2O3 + H2SO4 = K2SO4 + Na2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 Na2S2O3 + 13 H2SO4 = 4 K2SO4 + 3 Na2SO4 + 4 Cr2(SO4)3 + 13 H2O
V2O3 + Ca = V2 + CaO3 =>
V2O3 + Ca = V2 + CaO3
S + O2 = SO =>
2 S + O2 = 2 SO
MgF + LiCO = MgCO + LiF =>
MgF + LiCO = MgCO + LiF
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
P2 + F2 = PF3 =>
P2 + 3 F2 = 2 PF3
CH3(CH3)8COOH + O2 = CO2 + H2O =>
CH3(CH3)8COOH + 16 O2 = 10 CO2 + 14 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
K2S + H2SO4 = K2SO4 + SO2 + H2O =>
K2S + 4 H2SO4 = K2SO4 + 4 SO2 + 4 H2O
Pb(NO3)2(aq) + NiSO4(aq) = PbSO4(s) + Ni(NO3)2(aq) =>
Pb(NO3)2(aq) + NiSO4(aq) = PbSO4(s) + Ni(NO3)2(aq)
Li + HOH = LiOH + H2 =>
2 Li + 2 HOH = 2 LiOH + H2
Pb(NO3)2(aq) + NiSO4(aq) = PbSO4(s) + Ni(NO3)2(aq) =>
Pb(NO3)2(aq) + NiSO4(aq) = PbSO4(s) + Ni(NO3)2(aq)
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HI + NaOH = NaI + H2O =>
HI + NaOH = NaI + H2O
(COOH)2 + NaOH = (COO)2Na2 + H2O =>
(COOH)2 + 2 NaOH = (COO)2Na2 + 2 H2O
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
BaCl2 + H2SO4 = BaSO4 + HCl =>
BaCl2 + H2SO4 = BaSO4 + 2 HCl
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
Cl2 + KOH = KClO3 + KCl + H2O =>
3 Cl2 + 6 KOH = KClO3 + 5 KCl + 3 H2O
Na2C2O4 + K2Cr2O7 + H2SO4 = Cr203 + CO2 + K2SO4 + Na2SO4 + H2O =>
1218 Na2C2O4 + 203 K2Cr2O7 + 1421 H2SO4 = 2 Cr203 + 2436 CO2 + 203 K2SO4 + 1218 Na2SO4 + 1421 H2O
SnSO4 + Na2CO3 + H2O = Sn(OH)2 + Na2SO4 + CO2 =>
SnSO4 + Na2CO3 + H2O = Sn(OH)2 + Na2SO4 + CO2
BaCO3 + La2O3 + NiO + Re + ReO3 = BaLaNiReO6 + CO2 =>
6 BaCO3 + 3 La2O3 + 6 NiO + Re + 5 ReO3 = 6 BaLaNiReO6 + 6 CO2
NiCl2 + NH3 = Ni(NH3)6 + Cl =>
NiCl2 + 6 NH3 = Ni(NH3)6 + 2 Cl
KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2 =>
2 KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2
Na + MgCl2 = NaCl2 + Mg =>
Na + MgCl2 = NaCl2 + Mg
KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2 =>
2 KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2
MnCl2 + NaOH = Mn(OH)2 + NaCl =>
MnCl2 + 2 NaOH = Mn(OH)2 + 2 NaCl
Ag(NO3)(ac) + NaCl(ac) = AgCl(s) + NaNO3(ac) =>
Ag(NO3)(ac) + NaCl(ac) = AgCl(s) + NaNO3(ac)
KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2 =>
2 KNO3 + ZnSO4 = K2SO4 + Zn(NO3)2
SrO + RbCl = SrCl2 + Rb2O1 =>
SrO + 2 RbCl = SrCl2 + Rb2O1
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Mg3N2 + H2O = Mg3OH + HN2 =>
Mg3N2 + H2O = Mg3OH + HN2
Sj + O = SjO2 =>
Sj + 2 O = SjO2
W + Cl = Cl6W =>
W + 6 Cl = Cl6W
Co(NO3)3 + (NH4)2S = Co2S3(s) + NH4NO3 =>
2 Co(NO3)3 + 3(NH4)2S = Co2S3(s) + 6 NH4NO3
Si4H10 + O2 = SiO2 + H2O =>
2 Si4H10 + 13 O2 = 8 SiO2 + 10 H2O
Fe(NO3)3 + H2SO4 + KI = I2 + HNO3 + FeSO4 + K2SO4 =>
2 Fe(NO3)3 + 3 H2SO4 + 2 KI = I2 + 6 HNO3 + 2 FeSO4 + K2SO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
NaF + FeCl3 = Na3FeF6 + NaCl =>
6 NaF + FeCl3 = Na3FeF6 + 3 NaCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C12H22O11 + AgNO3 = AgNH + OH2 + CO2 =>
7 C12H22O11 + 48 AgNO3 = 48 AgNH + 53 OH2 + 84 CO2
KOH + H2CO3 = H2O + K2CO3 =>
2 KOH + H2CO3 = 2 H2O + K2CO3
Ra + HOH = RaOH + H2 =>
2 Ra + 2 HOH = 2 RaOH + H2
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