| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 CH + 5 O2 = 4 CO2 + 2 H2O
AlBr3 + Na2SO4 = Al2(SO4)3 + NaBr =>
2 AlBr3 + 3 Na2SO4 = Al2(SO4)3 + 6 NaBr
C6H8O7 + NH3 = C2H5NO2 + H2O =>
C6H8O7 + 3 NH3 = 3 C2H5NO2 + H2O
K + Pb(C2H3O2)2 = Pb + KC2H3O2 =>
2 K + Pb(C2H3O2)2 = Pb + 2 KC2H3O2
P4 + NO = P4O6 + N2 =>
P4 + 6 NO = P4O6 + 3 N2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al + H2SO4 = Al2S3O12 + H =>
2 Al + 3 H2SO4 = Al2S3O12 + 6 H
CrCl3K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
CrCl3K2Cr2O7 + 14 HCl = 2 KCl + 3 CrCl3 + 7 H2O + 3 Cl2
CO3{2-} + H3O{+} = H2CO3 + H2O =>
CO3{2-} + 2 H3O{+} = H2CO3 + 2 H2O
Ba + NaCl = BaCl2 + Na =>
Ba + 2 NaCl = BaCl2 + 2 Na
C6H8 + KMnO4 + H2O = MnO2 + C6H12O4 + KOH =>
3 C6H8 + 4 KMnO4 + 8 H2O = 4 MnO2 + 3 C6H12O4 + 4 KOH
NH3 + CuO = Cu + N2 + H2OO =>
2 NH3 + 6 CuO = 6 Cu + N2 + 3 H2OO
H2O + Al = H2AlO =>
H2O + Al = H2AlO
NaCl + Na2SO4 = NaOCl + Na2SO3 =>
NaCl + Na2SO4 = NaOCl + Na2SO3
Li(s) + MgCl2(aq) = Mg(s) + LiCl(aq) =>
2 Li(s) + MgCl2(aq) = Mg(s) + 2 LiCl(aq)
CaF2(g) + H2SO4(g) = CaSO4 + HF =>
CaF2(g) + H2SO4(g) = CaSO4 + 2 HF
AgNO2 + MgSO4 = Ag2SO4 + Mg(NO2)2 =>
2 AgNO2 + MgSO4 = Ag2SO4 + Mg(NO2)2
CaCl2 + PbO = CaO + PbCl2 =>
CaCl2 + PbO = CaO + PbCl2
Co{2+} + CN{-} = Co(CN)2 =>
Co{2+} + 2 CN{-} = Co(CN)2
C2H5O{-} + H2O = C2H6O + OH{-} =>
C2H5O{-} + H2O = C2H6O + OH{-}
CH3CONH2 + H2O = CH3COONH4 =>
CH3CONH2 + H2O = CH3COONH4
P + MnI4 = I2 + Mn3P2 =>
2 P + 3 MnI4 = 6 I2 + Mn3P2
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Fe + HOH = Fe(OH)3 + H =>
Fe + 3 HOH = Fe(OH)3 + 3 H
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
K3[Cr(OH)6] + AgNO3 + KOH = Ag + K2CrO4 + KNO3 + H2O =>
K3[Cr(OH)6] + 3 AgNO3 + 2 KOH = 3 Ag + K2CrO4 + 3 KNO3 + 4 H2O
H + CO2 = C2H6 + H2O =>
14 H + 2 CO2 = C2H6 + 4 H2O
C02 + H2O = H2CO4 + H2 =>
C02 + 8 H2O = 2 H2CO4 + 6 H2
KMnO4 + HCl = MnCl2 + Cl2 + KOH + H2O =>
2 KMnO4 + 14 HCl = 2 MnCl2 + 5 Cl2 + 2 KOH + 6 H2O
Fe2O3 + CuI = FeI3 + Cu2O =>
Fe2O3 + 6 CuI = 2 FeI3 + 3 Cu2O
C10H2OO + O2 = CO2 + H2O =>
2 C10H2OO + 19 O2 = 20 CO2 + 2 H2O
CI2 + AI3 = AICI3 + I =>
CI2 + AI3 = AICI3 + I
NO2 + NaOH(cold) = NaNO2 + H2O + O2 =>
4 NO2 + 4 NaOH(cold) = 4 NaNO2 + 2 H2O + O2
NH4NO3 = N2 + O2 + H2O =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Ca(NO3)2(aq) + Na2S(aq) = CaS(aq) + NaNO3(aq) =>
Ca(NO3)2(aq) + Na2S(aq) = CaS(aq) + 2 NaNO3(aq)
H2C4H2O4 + NaHCO3 = CO2 + H2O + Na2C4H2O4 =>
H2C4H2O4 + 2 NaHCO3 = 2 CO2 + 2 H2O + Na2C4H2O4
BiI3 + KI = [BiI6]{-3} + K{+} =>
BiI3 + 3 KI = [BiI6]{-3} + 3 K{+}
H2O + CO2 + Na = H2 + NaHCO3 =>
2 H2O + 2 CO2 + 2 Na = H2 + 2 NaHCO3
C4H12 + O2 = C + H2O =>
C4H12 + 3 O2 = 4 C + 6 H2O
CH5F + O2 = CO2 + H2O + F2 =>
4 CH5F + 9 O2 = 4 CO2 + 10 H2O + 2 F2
Cd + KCN + O2 + H2O = K[Cd(CN)4] + KOH =>
4 Cd + 16 KCN + 3 O2 + 6 H2O = 4 K[Cd(CN)4] + 12 KOH
CoCl2(H2O)6 = CoCl2 + H2O =>
CoCl2(H2O)6 = CoCl2 + 6 H2O
Pb(NO3)2 + KOH = Pb(OH)2 + KNO3 =>
Pb(NO3)2 + 2 KOH = Pb(OH)2 + 2 KNO3
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
CrO4{2-} + H2SO4 = Cr2O7{2-} + H2O + SO4{2-} =>
2 CrO4{2-} + H2SO4 = Cr2O7{2-} + H2O + SO4{2-}
C3H6O2 + K2CO2 = C3H5O2K + CO2 + H2O =>
13 C3H6O2 + 7 K2CO2 = 14 C3H5O2K + 4 CO2 + 4 H2O
K2Cr2O7 + HCl + H2S = K2S + Cr2S3 + Cl2 + H2O =>
K2Cr2O7 + 6 HCl + 4 H2S = K2S + Cr2S3 + 3 Cl2 + 7 H2O
C6H5CH2CH2NC5H8NC6H5 + NaBH4 + H2O = C6H5CH2CH2NC5H9NHC6H5 + NaOH + BH3 =>
C6H5CH2CH2NC5H8NC6H5 + NaBH4 + H2O = C6H5CH2CH2NC5H9NHC6H5 + NaOH + BH3
Fe2O3 + H3PO4 = H2O + FePO4 =>
Fe2O3 + 2 H3PO4 = 3 H2O + 2 FePO4
CO2 + H2O = O2 + CH =>
4 CO2 + 2 H2O = 5 O2 + 4 CH
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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