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Pb(NO3)2 + KBr = Pb(NO3)2KBr
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C8H18 + O2 = CO + H2O =>
2 C8H18 + 17 O2 = 16 CO + 18 H2O
(NH4)2WO4 + HCl + Zn = WCl3 + ZnCl2 + H2O + NH3 =>
2(NH4)2WO4 + 12 HCl + 3 Zn = 2 WCl3 + 3 ZnCl2 + 8 H2O + 4 NH3
NaI + H2O = H2 + NaIO3 =>
NaI + 3 H2O = 3 H2 + NaIO3
Ce(OH)3 = CeO2 + H2O + H2 =>
2 Ce(OH)3 = 2 CeO2 + 2 H2O + H2
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
CsF + XeF6 = CsXeF7 =>
CsF + XeF6 = CsXeF7
Hg2Cl2 + SnCl2 = Hg + SnCl4 =>
Hg2Cl2 + SnCl2 = 2 Hg + SnCl4
Mg(OH)2 + NHO3 = Mg(NO3)2 + H2O =>
Mg(OH)2 + 2 NHO3 = Mg(NO3)2 + 2 H2O
Cl2O3 + H2O = HClO2 =>
Cl2O3 + H2O = 2 HClO2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
NaCl(aq) = Na(aq) + Cl2(g) =>
2 NaCl(aq) = 2 Na(aq) + Cl2(g)
HNO3 + KI = KNO3 + I2 + H2 =>
2 HNO3 + 2 KI = 2 KNO3 + I2 + H2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NO + H2O = NH3 + O2 =>
4 NO + 6 H2O = 4 NH3 + 5 O2
Co(Cl2)3 + NaOH = Co(OH)3 + NaCl2 =>
Co(Cl2)3 + 3 NaOH = Co(OH)3 + 3 NaCl2
S2O3{2-} + Br2 + H2O = SO3{2-} + Br{-} + H{+} =>
S2O3{2-} + 2 Br2 + 3 H2O = 2 SO3{2-} + 4 Br{-} + 6 H{+}
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
NaI + NaIO3 + H2(SO4) = I2 + Na2(SO4) + H2O =>
5 NaI + NaIO3 + 3 H2(SO4) = 3 I2 + 3 Na2(SO4) + 3 H2O
NH4Br + LiOH = LiBr + NH3 + H2O =>
NH4Br + LiOH = LiBr + NH3 + H2O
Cu2S + Cu2O = Cu + SO2 =>
Cu2S + 2 Cu2O = 6 Cu + SO2
Ba3(CrO3)2 + H2O = Cr(OH)3 + BaO =>
Ba3(CrO3)2 + 3 H2O = 2 Cr(OH)3 + 3 BaO
CaCO3 + H2SO4 = CaSO4 + H2CO3 =>
CaCO3 + H2SO4 = CaSO4 + H2CO3
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
Al + Na2CO3 + H2O = Na[Al(OH)6] + NaHCO3 + H2 =>
2 Al + 2 Na2CO3 + 12 H2O = 2 Na[Al(OH)6] + 2 NaHCO3 + 5 H2
Zn(HSO3)2 + H2SO4 = ZnSO4 + H2O + SO2 =>
Zn(HSO3)2 + H2SO4 = ZnSO4 + 2 H2O + 2 SO2
MgCl2(aq) = Mg(s) + Cl2(g) =>
MgCl2(aq) = Mg(s) + Cl2(g)
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
CH3CH2COH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2COH + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2COOH + K2SO4 + 2 MnSO4 + 3 H2O
Ag(NO3)2 + Na = Ag + NaNO3 =>
Ag(NO3)2 + 2 Na = Ag + 2 NaNO3
CrSO4 + KClO3 + KOH = K2CrO4 + KCl + K2SO4 + H2O =>
3 CrSO4 + 2 KClO3 + 12 KOH = 3 K2CrO4 + 2 KCl + 3 K2SO4 + 6 H2O
CUSO3 = CUO + SO2 =>
CUSO3 = CUO + SO2
NaAlO2 + HCl = AlCl3 + NaCl + H2O =>
NaAlO2 + 4 HCl = AlCl3 + NaCl + 2 H2O
BaCO3 + MnO2 = Ba4Mn3O10 + CO2 =>
4 BaCO3 + 3 MnO2 = Ba4Mn3O10 + 4 CO2
CH3CH2COH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2COH + 2 KMnO4 + 3 H2SO4 = 5 CH3CH2COOH + K2SO4 + 2 MnSO4 + 3 H2O
Sc + HBr = ScBr + H2 =>
2 Sc + 2 HBr = 2 ScBr + H2
Al(OH)3(c) + CH3COOH(aq) = C6H9AlO6(g) + H2O(l) =>
Al(OH)3(c) + 3 CH3COOH(aq) = C6H9AlO6(g) + 3 H2O(l)
NaI + H2O = H2 + NaIO3 =>
NaI + 3 H2O = 3 H2 + NaIO3
Cu(s) + H2O = CuO + H =>
Cu(s) + H2O = CuO + 2 H
AgBr + Na2S2O3 = Na3Ag(S2O3)2 + NaBr =>
AgBr + 2 Na2S2O3 = Na3Ag(S2O3)2 + NaBr
Mg(NO3)2(aq) + Zn(s) = Zn(NO3)2(aq) + Mg(s) =>
Mg(NO3)2(aq) + Zn(s) = Zn(NO3)2(aq) + Mg(s)
[Cu(NH3)4]2{+} + H2O = [Cu(OH)4]2{+} + NH4 =>
[Cu(NH3)4]2{+} + 8 H2O = [Cu(OH)4]2{+} + 8 NH4
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
H2SO4 + Na2S2O3 = Na2S2O6 + H2O + SO2 =>
3 H2SO4 + Na2S2O3 = Na2S2O6 + 3 H2O + 3 SO2
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
SO2 + H2O = H2S + H2O2 =>
SO2 + 4 H2O = H2S + 3 H2O2
*CF4 + Br2 = *CBr4 + *F2 =>
*CF4 + 2 Br2 = *CBr4 + 2*F2
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