| Équations équilibrées la veille |
Na2SO3 + CaCl2 = Na2Cl2 + SO3Ca
C5H10 + K2Cr2O7 = H2O + KOH + Cr2O3 + C5H7 =>
2 C5H10 + K2Cr2O7 = 2 H2O + 2 KOH + Cr2O3 + 2 C5H7
HCOOH + LiOH = Li(HCOO) + H2O =>
HCOOH + LiOH = Li(HCOO) + H2O
Cu2S + HNO3 = CuN2O6 + H2SO4 + NO + H2O =>
3 Cu2S + 22 HNO3 = 6 CuN2O6 + 3 H2SO4 + 10 NO + 8 H2O
C + FeO3 = Fe + CO2 =>
3 C + 2 FeO3 = 2 Fe + 3 CO2
Cu1 + Au(NO3)3 = Cu(NO3)2 + Au1 =>
3 Cu1 + 2 Au(NO3)3 = 3 Cu(NO3)2 + 2 Au1
CH3COOH + Ba(OH)2 = BaCOOH2 + H2O =>
CH3COOH + 2 Ba(OH)2 = 2 BaCOOH2 + 2 H2O
C4H10 + O2 = (C4H10)2O3 =>
4 C4H10 + 3 O2 = 2(C4H10)2O3
KI + NaOCl + C6H8O7 = I2 + K3C6H5O7 + NaCl + H2O =>
6 KI + 3 NaOCl + 2 C6H8O7 = 3 I2 + 2 K3C6H5O7 + 3 NaCl + 3 H2O
Cr2(SO4)3(aq) + (NH4)2CO3(aq) = CrCO3(aq) + NH4(aq) + (SO4)3(aq) =>
Cr2(SO4)3(aq) + 2(NH4)2CO3(aq) = 2 CrCO3(aq) + 4 NH4(aq) + (SO4)3(aq)
HMnO4 + H(NO2)3 = Mn(NO3)2 + HNO3 + H2O =>
4 HMnO4 + 5 H(NO2)3 = 4 Mn(NO3)2 + 7 HNO3 + H2O
K2(CrO4) + HCl = KCl + CrCl3 + H2O + Cl2 =>
2 K2(CrO4) + 16 HCl = 4 KCl + 2 CrCl3 + 8 H2O + 3 Cl2
Ni + C4H8N2O2 = NiC8N4H14O4 + H2 =>
Ni + 2 C4H8N2O2 = NiC8N4H14O4 + H2
FeWO4 + Na2C03 + O2 = Na2WO4 + Fe2O3 + CO2 =>
4 FeWO4 + 4 Na2C03 + 15 O2 = 4 Na2WO4 + 2 Fe2O3 + 12 CO2
NH3 + HClO = N2 + HCl + H2O =>
2 NH3 + 3 HClO = N2 + 3 HCl + 3 H2O
CuFeS2 + HCl + O2 = CuCl2 + FeOOH + S + H2O =>
4 CuFeS2 + 8 HCl + 5 O2 = 4 CuCl2 + 4 FeOOH + 8 S + 2 H2O
K[Cr(C2O4)2(H2O)2] + NH3 = K[Cr(C2O4)2(H2O)(NH4OH)] =>
K[Cr(C2O4)2(H2O)2] + NH3 = K[Cr(C2O4)2(H2O)(NH4OH)]
CH3COOH + CuSO4 = HSO4 + CuCH3COO =>
CH3COOH + CuSO4 = HSO4 + CuCH3COO
FeSiO2 + Fe3O4 = FeSi2 + Fe2O3 =>
2 FeSiO2 + 5 Fe3O4 = FeSi2 + 8 Fe2O3
Cr2O3 + Cr3C2 = Cr7C3 + CO =>
5 Cr2O3 + 27 Cr3C2 = 13 Cr7C3 + 15 CO
CuFeS2 + O2 + SiO2 = Cu + FeSiO3 + SO2 =>
2 CuFeS2 + 5 O2 + 2 SiO2 = 2 Cu + 2 FeSiO3 + 4 SO2
(NH4)3PO4 + Ba(OH) = (NH4)Ba + PO4(OH)3 =>
(NH4)3PO4 + 3 Ba(OH) = 3(NH4)Ba + PO4(OH)3
HNO3 + HI = NO2 + HIO + H2O =>
2 HNO3 + HI = 2 NO2 + HIO + H2O
Ca(NO3)2 + Li3PO4 = LiNO3 + Ca3(PO4)2 =>
3 Ca(NO3)2 + 2 Li3PO4 = 6 LiNO3 + Ca3(PO4)2
AlCl + PbNO3 = PbCl + AlNO3 =>
AlCl + PbNO3 = PbCl + AlNO3
K2(s) + O(s) = K2O(s) =>
K2(s) + O(s) = K2O(s)
NaClOCFeNBr = NaCl + CO + NBr + Fe12 =>
12 NaClOCFeNBr = 12 NaCl + 12 CO + 12 NBr + Fe12
VOSO4 + H2SO4 = V2(SO4)3 + O2 + H2O =>
4 VOSO4 + 2 H2SO4 = 2 V2(SO4)3 + O2 + 2 H2O
Ba(NO3) + (NH4)2CO3 = Ba2CO3 + NH4NO3 =>
2 Ba(NO3) + (NH4)2CO3 = Ba2CO3 + 2 NH4NO3
O2 + NaCN + Ag + H2O = AgCN + NaOH =>
O2 + 4 NaCN + 4 Ag + 2 H2O = 4 AgCN + 4 NaOH
C10H22(g) + O2(g) = CO2(g) + H2O(g) =>
2 C10H22(g) + 31 O2(g) = 20 CO2(g) + 22 H2O(g)
CH3(OH)3 + O2 = CO2 + H2O =>
CH3(OH)3 + O2 = CO2 + 3 H2O
I3{-} + C6H8O6{+} = I{-} + C6H6O6 + H{+} =>
I3{-} + 2 C6H8O6{+} = 3 I{-} + 2 C6H6O6 + 4 H{+}
AlNO3 + Mg = Mg(NO3)2 + Al =>
2 AlNO3 + Mg = Mg(NO3)2 + 2 Al
KCl(aq) + Mg(NO3)2(aq) = KNO3 + MgCl2 =>
2 KCl(aq) + Mg(NO3)2(aq) = 2 KNO3 + MgCl2
TiCl4 + ClF3 = TiF4 + Cl2 =>
3 TiCl4 + 4 ClF3 = 3 TiF4 + 8 Cl2
K3[Fe(CN)6] + FeSO4 = Fe3[Fe(CN)6]2 + K2SO4 =>
2 K3[Fe(CN)6] + 3 FeSO4 = Fe3[Fe(CN)6]2 + 3 K2SO4
Al(s) + NaNO3(aq) = AlNa + NO3 =>
Al(s) + NaNO3(aq) = AlNa + NO3
Cl + KO = KClO =>
Cl + KO = KClO
H2Se + Mn(OH)3 = H2O + Mn(OH)Se =>
H2Se + Mn(OH)3 = 2 H2O + Mn(OH)Se
Na + C = NaC12 =>
Na + 12 C = NaC12
HCl + Mn(OH)3 = H(OH)3 + MnCl =>
HCl + Mn(OH)3 = H(OH)3 + MnCl
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
SO3 + NH3 = NO + SO2 + H2O =>
5 SO3 + 2 NH3 = 2 NO + 5 SO2 + 3 H2O
AgBr + Ca = Ag2Ca + Br2 =>
2 AgBr + Ca = Ag2Ca + Br2
Sn + Al(NO3)3 = Sn(NO3)3 + Al =>
Sn + Al(NO3)3 = Sn(NO3)3 + Al
KMnO4 + C6H10 + H2O = C6H10O2 + MnO2 + KOH =>
4 KMnO4 + 3 C6H10 + 2 H2O = 3 C6H10O2 + 4 MnO2 + 4 KOH
NH4Cl + Ca3(PO4)2 = (NH4)3PO4 + CaCl2 =>
6 NH4Cl + Ca3(PO4)2 = 2(NH4)3PO4 + 3 CaCl2
KI + K2Cr2O7 + H2SO4 = Cr2(SO4) + I2 + K2SO4 + H2O =>
10 KI + K2Cr2O7 + 7 H2SO4 = Cr2(SO4) + 5 I2 + 6 K2SO4 + 7 H2O
KNO3 + SO2 = KNO2 + SO3 =>
KNO3 + SO2 = KNO2 + SO3
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