| Équations équilibrées la veille |
2 Ti2O5 + 5 C + 10 Cl2 = 4 TiCl5 + 5 CO2
K4[Fe(CN)6] + AgNO3 = KNO3 + Ag4[Fe(CN)6] =>
K4[Fe(CN)6] + 4 AgNO3 = 4 KNO3 + Ag4[Fe(CN)6]
C8H9NO2 + HCl + NaNO2 = C6H7NO + NaCl + NO2 + CH3COOH =>
7 C8H9NO2 + 9 HCl + 9 NaNO2 = 8 C6H7NO + 9 NaCl + 8 NO2 + 4 CH3COOH
(NH4)3PO4(ag) + Na2SO4(ag) = (NH4)2SO4 + Na3PO4 =>
2(NH4)3PO4(ag) + 3 Na2SO4(ag) = 3(NH4)2SO4 + 2 Na3PO4
CaCl2 + C2H2 = CaC2 + HCl =>
CaCl2 + C2H2 = CaC2 + 2 HCl
PI3(s) + H2O(l) = H3PO3(s) + HI(g) =>
PI3(s) + 3 H2O(l) = H3PO3(s) + 3 HI(g)
CaCl2 + C2H2 = CaC2 + HCl =>
CaCl2 + C2H2 = CaC2 + 2 HCl
Na3AsO3 + I2 + H2O = Na3AsO4 + I{-} + H{+} =>
Na3AsO3 + I2 + H2O = Na3AsO4 + 2 I{-} + 2 H{+}
C7H10O3 + C7H6O3 = C10H10O4 + H2O =>
7 C7H10O3 + 13 C7H6O3 = 14 C10H10O4 + 4 H2O
H2Te + CaO = CaTe + H2O =>
H2Te + CaO = CaTe + H2O
C(NH2)3NO3 + NaOH = C(NH2)2NH + NaNO3 + H2O =>
C(NH2)3NO3 + NaOH = C(NH2)2NH + NaNO3 + H2O
HBrO3 = Br2 + H2O + O2 =>
4 HBrO3 = 2 Br2 + 2 H2O + 5 O2
CaCl2 + C2H2 = CaC2 + HCl =>
CaCl2 + C2H2 = CaC2 + 2 HCl
Na2CrO7 + HCl = CrCl3 + Cl2 + NaCl + H2O =>
2 Na2CrO7 + 28 HCl = 2 CrCl3 + 9 Cl2 + 4 NaCl + 14 H2O
Fe + L2 = Fe2L3 =>
4 Fe + 3 L2 = 2 Fe2L3
Mn(OH)2 + NH4Cl = MnCl2 + NH3 + H2O =>
Mn(OH)2 + 2 NH4Cl = MnCl2 + 2 NH3 + 2 H2O
CaCl2 + C2H2 = CaC2 + HCl =>
CaCl2 + C2H2 = CaC2 + 2 HCl
P4O10 + Cr(OH)3 = CrPO4 + H2O =>
P4O10 + 4 Cr(OH)3 = 4 CrPO4 + 6 H2O
CH4 + KMnO4 + H2SO4 = CH3(COOH)2 + K2SO4 + MnSO4 + H2O =>
6 CH4 + 6 KMnO4 + 9 H2SO4 = 2 CH3(COOH)2 + 3 K2SO4 + 6 MnSO4 + 16 H2O
FeSO4*7H2O + Ca(HCO3)2 + O2 = Fe(OH)3 + CaSO4 + CO2 + H2O =>
4 FeSO4*7H2O + 4 Ca(HCO3)2 + O2 = 4 Fe(OH)3 + 4 CaSO4 + 8 CO2 + 26 H2O
Zn + O2 = Zn(O2) =>
Zn + O2 = Zn(O2)
Cu + Ba = CuBa =>
Cu + Ba = CuBa
CaCl2 + C2H2 = CaC2 + HCl =>
CaCl2 + C2H2 = CaC2 + 2 HCl
CaSiO3(S) + HF(g) = SiF4(g) + CaF2(S) + H2O(l) =>
CaSiO3(S) + 6 HF(g) = SiF4(g) + CaF2(S) + 3 H2O(l)
NO + MnO2 = Mn2 + NO3 =>
2 NO + 2 MnO2 = Mn2 + 2 NO3
C6H14 + O2 = CO + H2O =>
2 C6H14 + 13 O2 = 12 CO + 14 H2O
NiCl2(aq) + HCl(aq) = HCl2(aq) + NiCl(aq) =>
NiCl2(aq) + HCl(aq) = HCl2(aq) + NiCl(aq)
H2O2 + CaS = CaSO4 + H2O =>
4 H2O2 + CaS = CaSO4 + 4 H2O
MnO4{-} + Cr{3+} + H2O = MnO(OH)2 + Cr2O7{2-} + H{+} =>
2 MnO4{-} + 2 Cr{3+} + 5 H2O = 2 MnO(OH)2 + Cr2O7{2-} + 6 H{+}
NaClHF = HClNaF =>
NaClHF = HClNaF
AgH(s) + HClO4(aq) = Cl2(g) + H2O(l) + AgClO4(aq) =>
7 AgH(s) + 9 HClO4(aq) = Cl2(g) + 8 H2O(l) + 7 AgClO4(aq)
PbO + HNO3 = Pb(NO3)2 + H2O =>
PbO + 2 HNO3 = Pb(NO3)2 + H2O
CH3CH2Br + Zn = CH3CH2ZnBr =>
CH3CH2Br + Zn = CH3CH2ZnBr
BaSO4 + Zn = Ba + ZnSO4 =>
BaSO4 + Zn = Ba + ZnSO4
GeO2 + NaOH + H2O = Na2Ge(OH)6 =>
GeO2 + 2 NaOH + 2 H2O = Na2Ge(OH)6
K2SO4 + H2 = H2SO4 + K =>
K2SO4 + H2 = H2SO4 + 2 K
NH2(CH2)COOCH3HCl + NaOH = NH2(CH2)COOCH3H2O + NaCl =>
NH2(CH2)COOCH3HCl + NaOH = NH2(CH2)COOCH3H2O + NaCl
CaCO3(s) + HBr(aq) = CaBr2(aq) + H2O(l) + CO2(g) =>
CaCO3(s) + 2 HBr(aq) = CaBr2(aq) + H2O(l) + CO2(g)
CuCl2 + NaI = Cu + I2 + NaCl =>
CuCl2 + 2 NaI = Cu + I2 + 2 NaCl
K2Cr2O7 + H2C2O4 + K2C2O4 = K3[Cr(C2O4)3](H2O)3 + CO2 + H2O =>
K2Cr2O7 + 7 H2C2O4 + 2 K2C2O4 = 2 K3[Cr(C2O4)3](H2O)3 + 6 CO2 + H2O
BaI2 + Pb(NO3)2 = Ba(NO3)2 + PbI2 =>
BaI2 + Pb(NO3)2 = Ba(NO3)2 + PbI2
KAl(SO4)2*12H2O + CaCl2 = CaSO4 + H2O + KCl + AlCl3 =>
KAl(SO4)2*12H2O + 2 CaCl2 = 2 CaSO4 + 12 H2O + KCl + AlCl3
C3H7OH + Br2 = C3H7BrOH =>
2 C3H7OH + Br2 = 2 C3H7BrOH
Ba(NO3)(aq) + CuSO4(aq) = BaSO4(s) + Cu(NO3)(ag) =>
Ba(NO3)(aq) + CuSO4(aq) = BaSO4(s) + Cu(NO3)(ag)
AlSO4AgNO3 = AlNO3AgSO4 =>
AlSO4AgNO3 = AlNO3AgSO4
Cu(NO3)2*H2O + NaOH = Cu(OH)2 + NaNO3 + H2O =>
Cu(NO3)2*H2O + 2 NaOH = Cu(OH)2 + 2 NaNO3 + H2O
LiOH + H = LiOH2 =>
LiOH + H = LiOH2
SiO2 + Na2SO3 = Na2SiO3 + SO2 =>
SiO2 + Na2SO3 = Na2SiO3 + SO2
HCl(aq) + Cu2CO3(OH)2 = H2O(l) + CO2(g) + CuCl2(aq) =>
4 HCl(aq) + Cu2CO3(OH)2 = 3 H2O(l) + CO2(g) + 2 CuCl2(aq)
FeCl3 + NaI = I2 + FeCl2 + NaCl =>
2 FeCl3 + 2 NaI = I2 + 2 FeCl2 + 2 NaCl
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