| Équations équilibrées la veille |
Fe2O3(s) + 6 HNO3(aq) = 2 Fe(NO3)3(aq) + 3 H2O(l)
Al(OH)3 + KOH + H2O = K[Al(OH)4(H2O)2] =>
Al(OH)3 + KOH + 2 H2O = K[Al(OH)4(H2O)2]
K3N + MgBr2 = Mg3N2 + KBr =>
2 K3N + 3 MgBr2 = Mg3N2 + 6 KBr
Ni2O3 + H2O = NiO2H =>
Ni2O3 + H2O = 2 NiO2H
IO3{-} + HSO3{-} = HSO4{-} + SO4{2-} + H2O + I2 =>
2 IO3{-} + 5 HSO3{-} = 3 HSO4{-} + 2 SO4{2-} + H2O + I2
Na2Te + H2SO4 = TeO2 + SO2 + Na2SO4 + H2O =>
Na2Te + 4 H2SO4 = TeO2 + 3 SO2 + Na2SO4 + 4 H2O
Fe + HCl(aq) = FeCl3(aq) + H2 =>
2 Fe + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2
Cr + Si = CrSi2 =>
Cr + 2 Si = CrSi2
Ca(OH)2 + HBrO3 = Ca(BrO3)2 + H2O =>
Ca(OH)2 + 2 HBrO3 = Ca(BrO3)2 + 2 H2O
P(s) + F2(g) = PF5(g) =>
2 P(s) + 5 F2(g) = 2 PF5(g)
PbO + KOH + H2O = K[Pb(OH)3] =>
PbO + KOH + H2O = K[Pb(OH)3]
CoCl2*H2O + NH4Cl + NH3 + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*H2O + 2 NH4Cl + 10 NH3 + H2O2 = 2[Co(NH3)6]Cl3 + 4 H2O
Mg(s) + P(s) = Mg3P2(s) =>
3 Mg(s) + 2 P(s) = Mg3P2(s)
Na3PO4(aq) + AlCl3(aq) = Na3Cl3 + AlPO4 =>
Na3PO4(aq) + AlCl3(aq) = Na3Cl3 + AlPO4
NiCl2 + H2O = NiO + H2Cl2 =>
NiCl2 + H2O = NiO + H2Cl2
Cs(s) + H2O(l) = CsOH(aq) + H2(g) =>
2 Cs(s) + 2 H2O(l) = 2 CsOH(aq) + H2(g)
AgNO3 + K2SiO3 = KNO3 + Ag2SiO3 =>
2 AgNO3 + K2SiO3 = 2 KNO3 + Ag2SiO3
FeCl3 + H2O2 = Fe(OH)2 + Cl2 =>
2 FeCl3 + 2 H2O2 = 2 Fe(OH)2 + 3 Cl2
C8H18 + Br2 = C8H16 + HBr =>
C8H18 + Br2 = C8H16 + 2 HBr
Se + OH{-} = Se{-2} + SeO3{-2} + H2O =>
3 Se + 6 OH{-} = 2 Se{-2} + SeO3{-2} + 3 H2O
Cu(OH)4 = CuO2 + H2O =>
Cu(OH)4 = CuO2 + 2 H2O
CH3COCH3 + NaOCl = NaCl + NaCH3COO + CHCl3 + H2O =>
7 CH3COCH3 + 17 NaOCl = 8 NaCl + 9 NaCH3COO + 3 CHCl3 + 6 H2O
AlBr3 + S = Al2S3 + Br2 =>
2 AlBr3 + 3 S = Al2S3 + 3 Br2
C3H7OH(g) + O2(g) = CO2 + H2O =>
2 C3H7OH(g) + 9 O2(g) = 6 CO2 + 8 H2O
Rh + O2 = Rh2O4 =>
2 Rh + 2 O2 = Rh2O4
Br2(g) + F2(g) = BrF3(g) =>
Br2(g) + 3 F2(g) = 2 BrF3(g)
Fe3O4 = Fe + O2 =>
Fe3O4 = 3 Fe + 2 O2
PbO + KOH + H2O = K[Pb(OH)3] =>
PbO + KOH + H2O = K[Pb(OH)3]
FeCl3 + NH4(OH) = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4(OH) = Fe(OH)3 + 3 NH4Cl
Ba + I2 = Ba2I =>
4 Ba + I2 = 2 Ba2I
KMnO4 + (NH4)2SO3 = (NH4)2SO4 + K2SO4 + MnO2 + NH3 + H2O =>
2 KMnO4 + 3(NH4)2SO3 = 2(NH4)2SO4 + K2SO4 + 2 MnO2 + 2 NH3 + H2O
Mg3P2 + H2SO4 = MgSO4 + PH3 =>
Mg3P2 + 3 H2SO4 = 3 MgSO4 + 2 PH3
Rb2O = Rb + O2 =>
2 Rb2O = 4 Rb + O2
H2CO3 + NH4OH = (NH4)2CO3 + HOH =>
H2CO3 + 2 NH4OH = (NH4)2CO3 + 2 HOH
Ca3P2 + H2SO4 = CaSO4 + SO2 + H3PO4 + H2O =>
Ca3P2 + 11 H2SO4 = 3 CaSO4 + 8 SO2 + 2 H3PO4 + 8 H2O
PbCrO4 + NaOH = Na2PbO2 + Na2CrO4 + H2O =>
PbCrO4 + 4 NaOH = Na2PbO2 + Na2CrO4 + 2 H2O
Li2Cr2O7 + Sc4(P2O7)3 = Li4P2O7 + Sc2(Cr2O7)3 =>
6 Li2Cr2O7 + Sc4(P2O7)3 = 3 Li4P2O7 + 2 Sc2(Cr2O7)3
MgSO4 + NaCl = MgCl2 + Na2SO4 =>
MgSO4 + 2 NaCl = MgCl2 + Na2SO4
Br + O = Br2O =>
2 Br + O = Br2O
NaAlH4 = Na3AlH6 + Al + H2 =>
3 NaAlH4 = Na3AlH6 + 2 Al + 3 H2
(NH4)2S + Ba(NO3)2 = BaS + NH4NO3 =>
(NH4)2S + Ba(NO3)2 = BaS + 2 NH4NO3
C11H15O3N + O2 = HNO3 + CO2 + H2O =>
2 C11H15O3N + 29 O2 = 2 HNO3 + 22 CO2 + 14 H2O
NaCl + FeO = Na2O + FeCl2 =>
2 NaCl + FeO = Na2O + FeCl2
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
KBiO3 + Mn(NO3)2 + HNO3 = Bi(NO3)3 + KMnO4 + KNO3 + H2O =>
5 KBiO3 + 2 Mn(NO3)2 + 14 HNO3 = 5 Bi(NO3)3 + 2 KMnO4 + 3 KNO3 + 7 H2O
K + Co = K2Co3 =>
2 K + 3 Co = K2Co3
Fe2O3 + Ba(OH)2 = Fe(OH)3 + BaO =>
Fe2O3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaO
C2H5N + O2 = CO + H2O + NO2 =>
4 C2H5N + 13 O2 = 8 CO + 10 H2O + 4 NO2
Fe2(SO4)3 + Ca(OH)2 = Fe(OH)3 + Ca(SO4) =>
Fe2(SO4)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca(SO4)
CH3COOH + AgOH = CH3COOAg + H2O =>
CH3COOH + AgOH = CH3COOAg + H2O
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Équations équilibrées sur10/23/24
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