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2 NaI + CaSO4 = Na2SO4 + CaI2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
K3PO4 + CaSO4 = Ca3(PO4)2 + K2SO4 =>
2 K3PO4 + 3 CaSO4 = Ca3(PO4)2 + 3 K2SO4
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C2H4 + HCl = C2H5Cl =>
C2H4 + HCl = C2H5Cl
HCl + Ba(OH)2 = BaCl2 + H2O =>
2 HCl + Ba(OH)2 = BaCl2 + 2 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
NH3 + N2O = N2 + H2O =>
2 NH3 + 3 N2O = 4 N2 + 3 H2O
MnO4{-} + Cr{+3} + H2O = Mn{+2} + Cr2O7{-2} + H{+} =>
6 MnO4{-} + 10 Cr{+3} + 11 H2O = 6 Mn{+2} + 5 Cr2O7{-2} + 22 H{+}
C6H12O + K2Cr2O7 + H2SO4 = C6H10O2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C6H12O + 2 K2Cr2O7 + 8 H2SO4 = 3 C6H10O2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
CO2 + NH3 = OC(NH2)2 + H2O =>
CO2 + 2 NH3 = OC(NH2)2 + H2O
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
ZnO + C = Zn + CO2 =>
2 ZnO + C = 2 Zn + CO2
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
C3H6 + F2 = C3H6F2 =>
C3H6 + F2 = C3H6F2
Na2O + H2SO4 = Na2SO4 + H2O =>
Na2O + H2SO4 = Na2SO4 + H2O
KH + H2O = KOH + H2 =>
KH + H2O = KOH + H2
HBr + NaOH = NaBr + H2O =>
HBr + NaOH = NaBr + H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
C12H22O11 + H2O = CH3CH2OH + CO2 =>
C12H22O11 + H2O = 4 CH3CH2OH + 4 CO2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
C3H6O3 + NaOH = NaC3H5O3 + H2O =>
C3H6O3 + NaOH = NaC3H5O3 + H2O
Cu(NO3)2 = CuO + NO2 + O2 =>
2 Cu(NO3)2 = 2 CuO + 4 NO2 + O2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
Al + HClO4 = Al(ClO4)3 + H2 =>
2 Al + 6 HClO4 = 2 Al(ClO4)3 + 3 H2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
ZnO + C = Zn + CO3 =>
3 ZnO + C = 3 Zn + CO3
MnO2 + HBr = Br2 + MnBr2 + H2O =>
MnO2 + 4 HBr = Br2 + MnBr2 + 2 H2O
H2 + I2 = HI =>
H2 + I2 = 2 HI
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
KH + H2O = KOH + H2 =>
KH + H2O = KOH + H2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
LiOH + Fe2(CrO4)3 = Li2CrO4 + Fe(OH)3 =>
6 LiOH + Fe2(CrO4)3 = 3 Li2CrO4 + 2 Fe(OH)3
H2S + O2 = SO2 + H20 =>
10 H2S + 10 O2 = 10 SO2 + H20
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mn(OH)2 + H2O2 = MnO2 + H2O =>
Mn(OH)2 + H2O2 = MnO2 + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2S3 + Pb(C2H3O2)2 = PbS + Fe(C2H3O2)3 =>
Fe2S3 + 3 Pb(C2H3O2)2 = 3 PbS + 2 Fe(C2H3O2)3
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
XCl2(aq) + AgNO3(aq) = AgCl(s) + X(NO3)2(aq) =>
XCl2(aq) + 2 AgNO3(aq) = 2 AgCl(s) + X(NO3)2(aq)
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2S + O2 = SO2 + H2O =>
2 H2S + 3 O2 = 2 SO2 + 2 H2O
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