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Na2CO3 + Zn(NO3)2 = ZnCO3 + Na2(NO3)2
K2CO3(aq) + HClO4(aq) = KClO4 + CO2 + H2O =>
K2CO3(aq) + 2 HClO4(aq) = 2 KClO4 + CO2 + H2O
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
As2S5 + HClO3 + H2O = HCl + H3AsO4 + H2SO4 =>
3 As2S5 + 20 HClO3 + 24 H2O = 20 HCl + 6 H3AsO4 + 15 H2SO4
Na2SO4 + LiCO3 = Na2CO3 + LiSO4 =>
Na2SO4 + LiCO3 = Na2CO3 + LiSO4
CO2 + H2O = C2H2 + O2 =>
4 CO2 + 2 H2O = 2 C2H2 + 5 O2
KIO3 + KI + HCl = KCl + I2 + H2O =>
KIO3 + 5 KI + 6 HCl = 6 KCl + 3 I2 + 3 H2O
Na2CO3 + AgCl = NaCl + Ag + CO2 + O2 =>
2 Na2CO3 + 4 AgCl = 4 NaCl + 4 Ag + 2 CO2 + O2
C + H2 = C3H8 =>
3 C + 4 H2 = C3H8
CO2O3 + SO3 = CO2(SO4)3 =>
CO2O3 + 3 SO3 = CO2(SO4)3
NaOH + HCI = NaCI + H2O =>
NaOH + HCI = NaCI + H2O
O = O3 =>
3 O = O3
(NH4)3PO4(aq) + CaCl2(aq) = Ca3(PO4)2(s) + NH4Cl(at) =>
2(NH4)3PO4(aq) + 3 CaCl2(aq) = Ca3(PO4)2(s) + 6 NH4Cl(at)
Pb(NO3)2 + LiCO3 = PbCO3 + Li(NO3)2 =>
Pb(NO3)2 + LiCO3 = PbCO3 + Li(NO3)2
Fe2(SO4)2 + NaOH = Fe(OH)2 + Na2SO4 =>
Fe2(SO4)2 + 4 NaOH = 2 Fe(OH)2 + 2 Na2SO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Pb(OH)4 + Cu2O = PbO2 + CuOH =>
Pb(OH)4 + 2 Cu2O = PbO2 + 4 CuOH
SnCl2*2H2O + NaOH = SnO + H2O + NaCl =>
SnCl2*2H2O + 2 NaOH = SnO + 3 H2O + 2 NaCl
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 PbCrO4 + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
H2SO4 + HO{-} = SO4{-2} + H2O =>
H2SO4 + 2 HO{-} = SO4{-2} + 2 H2O
Cu + SO4 = Cu(ii)SO4 =>
Cu + SO4 = Cu(ii)SO4
Fe(III)Cl + NaOH = Fe(III)OH + NaCl =>
Fe(III)Cl + NaOH = Fe(III)OH + NaCl
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
K2Cr2O7(aq) + Pb(NO3)2 = KNO3 + PbCr2O7 =>
K2Cr2O7(aq) + Pb(NO3)2 = 2 KNO3 + PbCr2O7
PbO2 + H2SO4 + Pb = PbSO4 + H2O =>
PbO2 + 2 H2SO4 + Pb = 2 PbSO4 + 2 H2O
FeOHCl2 + NaOH = Fe(OH)3 + NaCl =>
FeOHCl2 + 2 NaOH = Fe(OH)3 + 2 NaCl
K2S2O8 + MnSO4 + H2O = HMnO4 + K2SO4 + H2SO4 =>
5 K2S2O8 + 2 MnSO4 + 8 H2O = 2 HMnO4 + 5 K2SO4 + 7 H2SO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
Mn + SnBr2 = MnBr2 + Sn =>
Mn + SnBr2 = MnBr2 + Sn
FeCl3 + HJ = FeCl2 + HCl + J2 =>
2 FeCl3 + 2 HJ = 2 FeCl2 + 2 HCl + J2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
KClO2 = KCl + O2 =>
KClO2 = KCl + O2
S + CO = SO2 + C =>
S + 2 CO = SO2 + 2 C
KH2SbO4 + NaCl = NaH2SbO4 + KCl =>
KH2SbO4 + NaCl = NaH2SbO4 + KCl
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
H2PtCl6 = Pt + H2 + Cl2 =>
H2PtCl6 = Pt + H2 + 3 Cl2
S + F2 = SF6 =>
S + 3 F2 = SF6
Na2SO4(aq) + K2CO3(aq) = K2SO4 + Na2CO3 =>
Na2SO4(aq) + K2CO3(aq) = K2SO4 + Na2CO3
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H + K + Mg + Au = H2K3Mg5Au =>
2 H + 3 K + 5 Mg + Au = H2K3Mg5Au
KI4O + KI + HCl = KCl + I2 + H2O =>
2 KI4O + 2 KI + 4 HCl = 4 KCl + 5 I2 + 2 H2O
CHS + O2 = SO2 + H2O + CO2 =>
4 CHS + 9 O2 = 4 SO2 + 2 H2O + 4 CO2
KOH + NH4Cl = KNH4 + ClOH =>
KOH + NH4Cl = KNH4 + ClOH
S + H2O = H2S + OH =>
S + 2 H2O = H2S + 2 OH
Br2 + Tc = TcBr7 =>
7 Br2 + 2 Tc = 2 TcBr7
TiO2 + K2CO3 = K2Ti4O9 + CO2 =>
4 TiO2 + K2CO3 = K2Ti4O9 + CO2
NH3 + O3 = H2O + N2O4 =>
6 NH3 + 7 O3 = 9 H2O + 3 N2O4
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