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2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
NH4Cl = HCl + NH3 =>
NH4Cl = HCl + NH3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
J2 + K2SO3 + KOH = K2SO4 + KJ + H2O =>
J2 + K2SO3 + 2 KOH = K2SO4 + 2 KJ + H2O
Ca + O = CaO =>
Ca + O = CaO
PhC2H5 + O2 = PhOH + CO2 + H2O =>
2 PhC2H5 + 7 O2 = 2 PhOH + 4 CO2 + 4 H2O
J2 + K2SO3 + KOH = K2SO4 + KJ + H2O =>
J2 + K2SO3 + 2 KOH = K2SO4 + 2 KJ + H2O
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
CH2CHCH3 + KMNO4 + H2O = CH2OHCHOHCH3 + MNO2 + KOH =>
3 CH2CHCH3 + 2 KMNO4 + 4 H2O = 3 CH2OHCHOHCH3 + 2 MNO2 + 2 KOH
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
CrCl3 + H2SO4 = Cr2(SO4)3 + HCl =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 HCl
Sb2S3(s) + O2(g) = Sb2O3(s) + SO2(g) =>
2 Sb2S3(s) + 9 O2(g) = 2 Sb2O3(s) + 6 SO2(g)
NaOH + H2So4 = Na2So4 + H2O =>
2 NaOH + H2So4 = Na2So4 + 2 H2O
Ba(OH)2 + HNO3 = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 H2O
PbF2 + PCl3 = PF3 + PbCl2 =>
3 PbF2 + 2 PCl3 = 2 PF3 + 3 PbCl2
Mo + NaOH + O2 = Na2MoO4 + H2O =>
2 Mo + 4 NaOH + 3 O2 = 2 Na2MoO4 + 2 H2O
C + Fe2O3 = CO + Fe =>
3 C + Fe2O3 = 3 CO + 2 Fe
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Al + FeSo4 = Al2(So4)3 + Fe =>
2 Al + 3 FeSo4 = Al2(So4)3 + 3 Fe
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
C6H5OH + NAOH = C6H5ONA + H2O =>
C6H5OH + NAOH = C6H5ONA + H2O
Zn + Cr2O72{-} + H{+} = Zn2{+} + Cr3{+} + H2O =>
854 Zn + 3 Cr2O72{-} + 432 H{+} = 427 Zn2{+} + 2 Cr3{+} + 216 H2O
C2H5NH2 + [O] = CO2 + H2O + N2 =>
2 C2H5NH2 + 15[O] = 4 CO2 + 7 H2O + N2
Ba(OH)2 + H2SO4 = BaSO4 + H2O =>
Ba(OH)2 + H2SO4 = BaSO4 + 2 H2O
HNO3 + CuO = Cu(NO3)2 + H2O =>
2 HNO3 + CuO = Cu(NO3)2 + H2O
FeBr2 + HCl = FeCl2 + H2 + Br2 =>
FeBr2 + 2 HCl = FeCl2 + H2 + Br2
CO2(g) + Ca(OH)2(aq) = CaCO3(s) + H2O(l) =>
CO2(g) + Ca(OH)2(aq) = CaCO3(s) + H2O(l)
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
BAO + H2O = BA(OH)2 =>
BAO + H2O = BA(OH)2
C6H5CH3 + O2 = H2O + CO2 =>
C6H5CH3 + 9 O2 = 4 H2O + 7 CO2
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
FeCl3 + H2O = Fe(OH)3 + HCl =>
FeCl3 + 3 H2O = Fe(OH)3 + 3 HCl
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
Na2CO3 + H2O = NaOH + H2CO3 =>
Na2CO3 + 2 H2O = 2 NaOH + H2CO3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
C5H8 + O2 = CO2 + H20 =>
5 C5H8 + 25 O2 = 25 CO2 + 2 H20
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
I2 + HO{-} = IO3{-} + I{-} + H2O =>
3 I2 + 6 HO{-} = IO3{-} + 5 I{-} + 3 H2O
HNO3 + HI = NO + I2 + H2O =>
2 HNO3 + 6 HI = 2 NO + 3 I2 + 4 H2O
Pb + I = PbI2 =>
Pb + 2 I = PbI2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
Pb + I = PbI2 =>
Pb + 2 I = PbI2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Ni(ClO3)2 = NiCl2 + O2 =>
Ni(ClO3)2 = NiCl2 + 3 O2
Ba + Fe + As = Ba105Fe2As2 =>
105 Ba + 2 Fe + 2 As = Ba105Fe2As2
ZnO + HNO3 = Zn(NO3)2 + H2O =>
ZnO + 2 HNO3 = Zn(NO3)2 + H2O
P4(s) + Cl2(g) = PCl5(g) =>
P4(s) + 10 Cl2(g) = 4 PCl5(g)
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