| Équations équilibrées la veille |
2 NH3(g) = 2 N + 3 H2
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
Na2SO4(aq) + Ba(NO3)2(aq) = BaSO4(s) + Na(NO3)(aq) =>
Na2SO4(aq) + Ba(NO3)2(aq) = BaSO4(s) + 2 Na(NO3)(aq)
CO + Cl2 + H2O = H2CO3 + HCl =>
CO + Cl2 + 2 H2O = H2CO3 + 2 HCl
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
NH4Br + Cs(OH) = NH3 + CsBr + H2O =>
NH4Br + Cs(OH) = NH3 + CsBr + H2O
CH3COOH + Fe = CH3COOFe + H2 =>
2 CH3COOH + 2 Fe = 2 CH3COOFe + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
I2 + Cl2 + H2O = HIO3 + HCl =>
I2 + 5 Cl2 + 6 H2O = 2 HIO3 + 10 HCl
KNO3 + H2SiO3 = HNO3 + K2SiO3 =>
2 KNO3 + H2SiO3 = 2 HNO3 + K2SiO3
Y2O3 + NaOH = Y2O3NaOH =>
Y2O3 + NaOH = Y2O3NaOH
Mg3N2 + H2O(l) = Mg(OH)2 + NH3(g) =>
Mg3N2 + 6 H2O(l) = 3 Mg(OH)2 + 2 NH3(g)
Mo(CO)6 + (CF3)2C2S2 = Mo(S2C2(CF3)2)3 + CO =>
Mo(CO)6 + 3(CF3)2C2S2 = Mo(S2C2(CF3)2)3 + 6 CO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
HNO3 + C8H18O = C8H17NO3 + H2O =>
HNO3 + C8H18O = C8H17NO3 + H2O
C10H16O + Cr2O7{-2} + H{+} = C10H16O2 + Cr{+3} + H2O =>
3 C10H16O + Cr2O7{-2} + 8 H{+} = 3 C10H16O2 + 2 Cr{+3} + 4 H2O
HCl + KMnO4 + KI = I2 + MnO2 + H2O + KCl =>
8 HCl + 2 KMnO4 + 6 KI = 3 I2 + 2 MnO2 + 4 H2O + 8 KCl
KCl(aq) + Ba(NO3)2 = BaCl2 + K(NO3) =>
2 KCl(aq) + Ba(NO3)2 = BaCl2 + 2 K(NO3)
BaCl2 + KOH = KCl + Ba + (OH)2 =>
BaCl2 + 2 KOH = 2 KCl + Ba + (OH)2
Fe3(AsO4)2 = Fe + AsO4 =>
Fe3(AsO4)2 = 3 Fe + 2 AsO4
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
K2S + CrCl2 = CrS + K2Cl2 =>
K2S + CrCl2 = CrS + K2Cl2
HNO3 = O2 + NO2 + H2O =>
4 HNO3 = O2 + 4 NO2 + 2 H2O
Na2S2O3(aq) + AgNO3(aq) = NaNO3(aq) + Ag2S2O3(s) =>
Na2S2O3(aq) + 2 AgNO3(aq) = 2 NaNO3(aq) + Ag2S2O3(s)
Li + B = LiB =>
Li + B = LiB
PbNO3 + NH4(OH2) = Pb(OH2) + NH4NO3 =>
PbNO3 + NH4(OH2) = Pb(OH2) + NH4NO3
MnSO4 + Na2CO3 + KNO3 = CO2 + KNO2 + Na2SO4 + NaMnO4 =>
2 MnSO4 + 3 Na2CO3 + 5 KNO3 = 3 CO2 + 5 KNO2 + 2 Na2SO4 + 2 NaMnO4
C8N8O16 = CO2 + N2 =>
C8N8O16 = 8 CO2 + 4 N2
Fe + Al = Fe3Al4 =>
3 Fe + 4 Al = Fe3Al4
Mg + (Cl)2 = (MgCl)2 =>
2 Mg + (Cl)2 = (MgCl)2
CsF + Mg(ClO4)2 = CsClO4 + MgF2 =>
2 CsF + Mg(ClO4)2 = 2 CsClO4 + MgF2
Mg(s) + NaOH(aq) = H2(g) + Na3MgO3(aq) =>
2 Mg(s) + 6 NaOH(aq) = 3 H2(g) + 2 Na3MgO3(aq)
FeS(s) + H2SO4(aq) = FeSO4(aq) + H2S(g) =>
FeS(s) + H2SO4(aq) = FeSO4(aq) + H2S(g)
CoCl2(aq) + Na2SO4(aq) = CoSO4(s) + NaCl(aq) =>
CoCl2(aq) + Na2SO4(aq) = CoSO4(s) + 2 NaCl(aq)
NO3 + H = NH4 + H2O =>
NO3 + 10 H = NH4 + 3 H2O
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Ba2N + Na + Ba + Ta3N5 = Ba23Na11Ta4N16 =>
28 Ba2N + 33 Na + 13 Ba + 4 Ta3N5 = 3 Ba23Na11Ta4N16
Li + Mg(NO3)2 = Mg + Li2(NO3)2 =>
2 Li + Mg(NO3)2 = Mg + Li2(NO3)2
Cl{+} + {-} = Cl =>
Cl{+} + e = Cl
Ag + MgNo2 = Mg + AgNo2 =>
Ag + MgNo2 = Mg + AgNo2
Pb(NO3)2 + Na(SiO3) = Pb(SiO3)2 + Na(NO3) =>
Pb(NO3)2 + 2 Na(SiO3) = Pb(SiO3)2 + 2 Na(NO3)
C3H8O + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
5 C3H8O + 4 KMnO4 + 6 H2SO4 = 5 C3H6O2 + 2 K2SO4 + 4 MnSO4 + 11 H2O
K + HNO3 = K(NO3)2 + NO2 + H2O =>
K + 4 HNO3 = K(NO3)2 + 2 NO2 + 2 H2O
CuSO4 + HCl = CuCl2 + H2(SO4) =>
CuSO4 + 2 HCl = CuCl2 + H2(SO4)
C2H2O3 + H2O = CH2O2 =>
C2H2O3 + H2O = 2 CH2O2
C17H21NO4 + O2 = CO2 + H2O + N =>
4 C17H21NO4 + 81 O2 = 68 CO2 + 42 H2O + 4 N
C2H5OH + Na2CO3 = C2H5Na + CO2 + H2O =>
7 C2H5OH + 3 Na2CO3 = 6 C2H5Na + 5 CO2 + 6 H2O
FeBr3 + F2 = FeF3 + Br2 =>
2 FeBr3 + 3 F2 = 2 FeF3 + 3 Br2
NaCl + Ca3N2 = Na3N + CaCl2 =>
6 NaCl + Ca3N2 = 2 Na3N + 3 CaCl2
Na3F = F2 + Na =>
2 Na3F = F2 + 6 Na
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