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4 Cn + 3 O2 = 2 Cn2O3
NaHCO3 + H2O = NaOH + H2CO3 =>
NaHCO3 + H2O = NaOH + H2CO3
I2 + NaOH = NaI + NaIO2 + H2O =>
2 I2 + 4 NaOH = 3 NaI + NaIO2 + 2 H2O
CU(s) + HCl(l) = CUCl2(aq) + H2(g) =>
CU(s) + 2 HCl(l) = CUCl2(aq) + H2(g)
Li2SO3(s) + HCl(aq) = LiCl + H2SO3 =>
Li2SO3(s) + 2 HCl(aq) = 2 LiCl + H2SO3
Ba(OH)2 + Fe2O3 = BaO + Fe(OH)3 =>
3 Ba(OH)2 + Fe2O3 = 3 BaO + 2 Fe(OH)3
CUS + H2SO4 = CUSO4 + SO2 + H2O =>
CUS + 4 H2SO4 = CUSO4 + 4 SO2 + 4 H2O
Cu + H2SO4 = Cu2SO4 + H2O + SO2 =>
2 Cu + 2 H2SO4 = Cu2SO4 + 2 H2O + SO2
Zn + HOH = Zn(OH)2 + H =>
Zn + 2 HOH = Zn(OH)2 + 2 H
K2CO3 + HNO3 = KNO3 + H2CO3 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2CO3
Ca3P2 + HNO3 = Ca(NO3)2 + NO + H3PO4 + H2O =>
3 Ca3P2 + 34 HNO3 = 9 Ca(NO3)2 + 16 NO + 6 H3PO4 + 8 H2O
MnCl2 + Br2 + NH4OH = MnO2 + NH4Cl + NH4Br + H2O =>
MnCl2 + Br2 + 4 NH4OH = MnO2 + 2 NH4Cl + 2 NH4Br + 2 H2O
C6H5COOH + CH3OH = C8H8O2 + H2O =>
C6H5COOH + CH3OH = C8H8O2 + H2O
Zn(CN)2 = Zn{2+} + CN{-} =>
Zn(CN)2 = Zn{2+} + 2 CN{-}
Cr2O7{2-} + S + H2O = Cr2O3 + SO2 + OH{-} =>
2 Cr2O7{2-} + 3 S + 2 H2O = 2 Cr2O3 + 3 SO2 + 4 OH{-}
C6H12 + O2 = CO2 + H2O =>
C6H12 + 9 O2 = 6 CO2 + 6 H2O
Cu(NO3)2(aq) + KI(aq) = KNO3(aq) + CuI2 =>
Cu(NO3)2(aq) + 2 KI(aq) = 2 KNO3(aq) + CuI2
FeCl3 + K3[Fe(CN)6] = Fe3[Fe(CN)6]3 + KCl =>
3 FeCl3 + 3 K3[Fe(CN)6] = Fe3[Fe(CN)6]3 + 9 KCl
C9H11NO3 + O2 = CO2 + H2O + NO2 =>
4 C9H11NO3 + 45 O2 = 36 CO2 + 22 H2O + 4 NO2
KMnO4 + HCl = Cl2 + MnCl + KCl + H2O =>
KMnO4 + 8 HCl = 3 Cl2 + MnCl + KCl + 4 H2O
CuCl2 + Na2CO3 + H2O = Cu(OH)2 + NaCl + CO2 =>
CuCl2 + Na2CO3 + H2O = Cu(OH)2 + 2 NaCl + CO2
NaCl(s) = Na(s) + Cl2(g) =>
2 NaCl(s) = 2 Na(s) + Cl2(g)
CI2 + KBr = KI2 + CBr =>
CI2 + KBr = KI2 + CBr
Be(OH)2 + H2SO3 = Be(SO3) + H2O =>
Be(OH)2 + H2SO3 = Be(SO3) + 2 H2O
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
KClO3 + MnCl2 + H2O = MnO2 + HCl + KCl =>
KClO3 + 3 MnCl2 + 3 H2O = 3 MnO2 + 6 HCl + KCl
Mo + H2SO4 = MoSO4 + H2S + H2O =>
4 Mo + 5 H2SO4 = 4 MoSO4 + H2S + 4 H2O
P2O4 + H2O = HPO2 + HPO3 =>
P2O4 + H2O = HPO2 + HPO3
BiI3 + KI = K3[BiI6] =>
BiI3 + 3 KI = K3[BiI6]
Fe + CI = Fe3CI =>
3 Fe + CI = Fe3CI
CH3COONa + H2O = CH3COOH + NaOH =>
CH3COONa + H2O = CH3COOH + NaOH
S2 + N2 = N2S5 =>
5 S2 + 2 N2 = 2 N2S5
H2O2(aq) + MnO2(l) = MnH2(l) + O2(s) =>
H2O2(aq) + MnO2(l) = MnH2(l) + 2 O2(s)
C6H5OH + Na = C6H4Na + H2O =>
C6H5OH + Na = C6H4Na + H2O
CuO + N2O3 = Cu(NO2)2 =>
CuO + N2O3 = Cu(NO2)2
Mg + C2H5OH = Mg(C2H5O)2 + H2 =>
Mg + 2 C2H5OH = Mg(C2H5O)2 + H2
AlCl3(aq) + H2O(l) = Al(OH)3 + HCl(aq) =>
AlCl3(aq) + 3 H2O(l) = Al(OH)3 + 3 HCl(aq)
I2 + Cl = ICl =>
I2 + 2 Cl = 2 ICl
C2H6N2 = C2H6 + N2(g) =>
C2H6N2 = C2H6 + N2(g)
FeCl2 + Br2 = FeBr3 + Cl2 =>
2 FeCl2 + 3 Br2 = 2 FeBr3 + 2 Cl2
Mg = Mg{2+} + e =>
Mg = Mg{2+} + 2e
NaHCO3 + HC2H2O = NaC2H3O2 + CO2 + H2O =>
9 NaHCO3 + 8 HC2H2O = 9 NaC2H3O2 + 7 CO2 + 3 H2O
C + HCl = CHCl =>
C + HCl = CHCl
NH2OH = NH3 + O2 =>
2 NH2OH = 2 NH3 + O2
C2O4H2 = CO2H2 + CO2 =>
C2O4H2 = CO2H2 + CO2
C2H2 = C2 + H2 =>
C2H2 = C2 + H2
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
HClO3 + LiOH = HOH + LiClO3 =>
HClO3 + LiOH = HOH + LiClO3
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
Na2PbO2 + HNO3 = Pb(NO3)2 + NaOH =>
Na2PbO2 + 2 HNO3 = Pb(NO3)2 + 2 NaOH
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