| Équations équilibrées la veille | Équations équilibrées le lendemain |
K2CrO4 + 3 CrCl2 + 8 HCl = 2 KCl + 4 CrCl3 + 4 H2O
NaHCO3 + CH3COOH = H2CO3 + NaCH3COO =>
NaHCO3 + CH3COOH = H2CO3 + NaCH3COO
(NH4)(OH) + AlCl3 = (NH4)Cl + Al(OH)3 =>
3(NH4)(OH) + AlCl3 = 3(NH4)Cl + Al(OH)3
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
H2 + Cl2 = H2Cl4 =>
H2 + 2 Cl2 = H2Cl4
CaCl2 + (NH4)OH = Ca(OH)2 + NH4Cl =>
CaCl2 + 2(NH4)OH = Ca(OH)2 + 2 NH4Cl
OsCl3 + H2 = OsCl2 + HCl =>
2 OsCl3 + H2 = 2 OsCl2 + 2 HCl
(NH)2 + Cr2O7 = Cr2O3 + N + H2O =>
4(NH)2 + Cr2O7 = Cr2O3 + 8 N + 4 H2O
FeCl2(aq) + KMnO4(aq) + HCl = FeCl3 + H2O + KCl + MnCl2 =>
5 FeCl2(aq) + KMnO4(aq) + 8 HCl = 5 FeCl3 + 4 H2O + KCl + MnCl2
MgCO3 + H3PO3 = Mg3(PO3)2 + H2O + CO2 =>
3 MgCO3 + 2 H3PO3 = Mg3(PO3)2 + 3 H2O + 3 CO2
H2S + Fe = FeS + H =>
H2S + Fe = FeS + 2 H
Cr(OH)2 + O2 = Cr2O33 + H2O =>
4 Cr(OH)2 + 31 O2 = 2 Cr2O33 + 4 H2O
P4O5 + Ca3P2 = CaO + P4 =>
6 P4O5 + 10 Ca3P2 = 30 CaO + 11 P4
Pb + Na + C2H5Cl = PbC8H20 + NaCl =>
Pb + 4 Na + 4 C2H5Cl = PbC8H20 + 4 NaCl
(Fe)2(O)3 + (H)2 = Fe + (H)2O =>
(Fe)2(O)3 + 3(H)2 = 2 Fe + 3(H)2O
Ae + Fe3O4 = Ae2O3 + Fe =>
8 Ae + 3 Fe3O4 = 4 Ae2O3 + 9 Fe
Mg + hydrochloricacid = MgCl2 + H2(g) =>
Mg + 2 HCl = MgCl2 + H2(g)
HI + K2CrO4 = CrI3 + KI + H2O + I2 =>
16 HI + 2 K2CrO4 = 2 CrI3 + 4 KI + 8 H2O + 3 I2
Cu + O2 = Cu3O =>
6 Cu + O2 = 2 Cu3O
Br{-} + H2O2 + H3O{+} = Br + H2O =>
2 Br{-} + H2O2 + 2 H3O{+} = 2 Br + 4 H2O
Na2SO4 + NaCl = Na + NaClSO4 =>
Na2SO4 + NaCl = 2 Na + NaClSO4
Cl2O5 + H2O = Cl2H2O6 =>
Cl2O5 + H2O = Cl2H2O6
SnO2 + H2SO4 = H2O + Sn(SO4)2 =>
SnO2 + 2 H2SO4 = 2 H2O + Sn(SO4)2
Ca + Sb2O5 = Sb + CaO =>
5 Ca + Sb2O5 = 2 Sb + 5 CaO
C4H6 + KMnO4 + KOH = C4H4O4K2 + K2MnO4 + H2O =>
C4H6 + 8 KMnO4 + 10 KOH = C4H4O4K2 + 8 K2MnO4 + 6 H2O
CuFeS2 + HNO3 + H2SO4 = CuSO4 + Fe2(SO4)3 + NO + H2O =>
6 CuFeS2 + 34 HNO3 + 3 H2SO4 = 6 CuSO4 + 3 Fe2(SO4)3 + 34 NO + 20 H2O
Pb(NO3)2 + K2Cr2O7 = Pb2(Cr2O7)2 + KNO3 =>
2 Pb(NO3)2 + 2 K2Cr2O7 = Pb2(Cr2O7)2 + 4 KNO3
Fe + NH4ClO4 = Fe2O3 + FeCl2 + NO + H2O =>
7 Fe + 6 NH4ClO4 = 2 Fe2O3 + 3 FeCl2 + 6 NO + 12 H2O
Zn + HNO3 = Zn(NO3)2 + NH4ONO3 + H2O =>
3 Zn + 8 HNO3 = 3 Zn(NO3)2 + NH4ONO3 + 2 H2O
Al2O3 + Cr2O7 + H2O = AlCrO3 + OH =>
Al2O3 + Cr2O7 + 4 H2O = 2 AlCrO3 + 8 OH
Ca + HCI = CaC2I2 + H2 =>
Ca + 2 HCI = CaC2I2 + H2
Cu2S + NaCl = Cu2Cl + NaS =>
Cu2S + NaCl = Cu2Cl + NaS
B2H6 + NaH = Na[BH4] =>
B2H6 + 2 NaH = 2 Na[BH4]
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
FeO + HNo3 = Fe(No3)2 + H2O =>
FeO + 2 HNo3 = Fe(No3)2 + H2O
Mg(OH)2 + SO3 = MgSO4 + H2O =>
Mg(OH)2 + SO3 = MgSO4 + H2O
K2SO4 + FeCl3 = KCl + Fe2(SO4)3 =>
3 K2SO4 + 2 FeCl3 = 6 KCl + Fe2(SO4)3
AI + HCl = H2 + AICl3 =>
2 AI + 6 HCl = 3 H2 + 2 AICl3
CH3COONa + NaOH + CaO = Na2CO2 + Ca(OH)2 + CH4 =>
3 CH3COONa + 5 NaOH + 3 CaO = 4 Na2CO2 + 3 Ca(OH)2 + 2 CH4
Pb(NO2)2 + H2SO4 = PbSO4 + HNO2 =>
Pb(NO2)2 + H2SO4 = PbSO4 + 2 HNO2
(NH)2 + Cr2O7 = Cr2O3 + N + H2O =>
4(NH)2 + Cr2O7 = Cr2O3 + 8 N + 4 H2O
Bi(NO3)3 + H2O + HCl = BiOCl + HNO3 =>
Bi(NO3)3 + H2O + HCl = BiOCl + 3 HNO3
H2SO4 + CaCl2 = HCl + Ca2(SO4)2 =>
2 H2SO4 + 2 CaCl2 = 4 HCl + Ca2(SO4)2
HCl + Fe3O4 = FeCl2 + H2O + FeCl3 =>
8 HCl + Fe3O4 = FeCl2 + 4 H2O + 2 FeCl3
Ca{2+} + F{-} = CaF2 =>
Ca{2+} + 2 F{-} = CaF2
H2SO4 + CaCl2 = HCl + Ca2(SO4)2 =>
2 H2SO4 + 2 CaCl2 = 4 HCl + Ca2(SO4)2
Al2O3 + SiO2 + H3PO4 = Al2Si2P2O12 + H2O =>
Al2O3 + 2 SiO2 + 2 H3PO4 = Al2Si2P2O12 + 3 H2O
Ag2O + C = Ag + CO2(g) =>
2 Ag2O + C = 4 Ag + CO2(g)
H2SO4 + CaCl2 = HCl + Ca2(SO4)2 =>
2 H2SO4 + 2 CaCl2 = 4 HCl + Ca2(SO4)2
(NH4)2CO3(aq) + NaOH = Na2CO3(aq) + NH3(g) + H2O(l) =>
(NH4)2CO3(aq) + 2 NaOH = Na2CO3(aq) + 2 NH3(g) + 2 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/14/24
Équations équilibrées sur01/13/24
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