| Équations équilibrées la veille | Équations équilibrées le lendemain |
HBO2 + Fe(OH)3 = [Fe(OH)2](BO2) + H2O
FeO + NaClO + HCl = FeCl3 + NaCl + H2O =>
2 FeO + NaClO + 6 HCl = 2 FeCl3 + NaCl + 3 H2O
Ag(NO3) + Mg(Cl2) = AgCl2 + Mg(NO3) =>
Ag(NO3) + Mg(Cl2) = AgCl2 + Mg(NO3)
BaO = Ba + O =>
BaO = Ba + O
KMnO4 + K2S + H2O = MnO2 + S + KOH =>
2 KMnO4 + 3 K2S + 4 H2O = 2 MnO2 + 3 S + 8 KOH
Cu + S = Cu2S =>
2 Cu + S = Cu2S
H2O2 + Cr2O7{2-} = O2 + Cr{2+} + OH{-} =>
6 H2O2 + 2 Cr2O7{2-} = 7 O2 + 4 Cr{2+} + 12 OH{-}
Ca3(PO4)2 + SiO2 + C = CO + P4 + Ca2SiO4 =>
2 Ca3(PO4)2 + 3 SiO2 + 10 C = 10 CO + P4 + 3 Ca2SiO4
I + NaBr = Na + BrI =>
I + NaBr = Na + BrI
Fe + CO2 = Fe2CO2 =>
2 Fe + CO2 = Fe2CO2
NaBr + HCl + H2O2 = NaCl + H2O + Br2 =>
2 NaBr + 2 HCl + H2O2 = 2 NaCl + 2 H2O + Br2
NH3OH{+} + Fe3{+} = N2O + Fe2{+} + H + H2O =>
2 NH3OH{+} + 4 Fe3{+} = N2O + 6 Fe2{+} + 6 H + H2O
K3[Al(C2O4)3] + NH3 + H2O = Al(OH)3 + (NH4)2C2O4 + K2C2O4 =>
2 K3[Al(C2O4)3] + 6 NH3 + 6 H2O = 2 Al(OH)3 + 3(NH4)2C2O4 + 3 K2C2O4
N2 + O2 + H2O = HNO2 =>
2 N2 + 3 O2 + 2 H2O = 4 HNO2
Fe3 + HNO3 = FeNO3 + H =>
Fe3 + 3 HNO3 = 3 FeNO3 + 3 H
(Nh4)3Po4 + Pb(No3)4 = Pb3(Po4)4 + Nh4No3 =>
4(Nh4)3Po4 + 3 Pb(No3)4 = Pb3(Po4)4 + 12 Nh4No3
Cl03 + K = KCl =>
Cl03 + 3 K = 3 KCl
CaO + O2 = CaO3 =>
CaO + O2 = CaO3
Mn7 + H2 = MnH7 =>
2 Mn7 + 49 H2 = 14 MnH7
MgCO3 + HBrO3 = Mg(BrO3)2 + H2O + CO2 =>
MgCO3 + 2 HBrO3 = Mg(BrO3)2 + H2O + CO2
Mg + CrBr3 = MgBr2 + CrBr2 =>
Mg + 2 CrBr3 = MgBr2 + 2 CrBr2
Ca(HCO3)2 + Ba(OH)2 = Ba(HCO3)2 + Ca(OH)2 =>
Ca(HCO3)2 + Ba(OH)2 = Ba(HCO3)2 + Ca(OH)2
Cu(NO3)2 + H2SO4 = CuSO4 + HNO3 =>
Cu(NO3)2 + H2SO4 = CuSO4 + 2 HNO3
I2 + K2Cr2O7 + H2SO4 = KIO3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 I2 + 5 K2Cr2O7 + 17 H2SO4 = 6 KIO3 + 5 Cr2(SO4)3 + 2 K2SO4 + 17 H2O
Fe3 + HNO3 = FeNO3 + H =>
Fe3 + 3 HNO3 = 3 FeNO3 + 3 H
C6H6 + CH3CHCH2 = C6H5CH2CH2CH3 =>
C6H6 + CH3CHCH2 = C6H5CH2CH2CH3
Fe3 + HNO3 = FeNO3 + H =>
Fe3 + 3 HNO3 = 3 FeNO3 + 3 H
NaHCO2 + HC2H3O2 = CO2 + NaC2H3O2 + H2O =>
4 NaHCO2 + 3 HC2H3O2 = 2 CO2 + 4 NaC2H3O2 + 2 H2O
NaHSO3 + H2O = NaHSO4 + H =>
NaHSO3 + H2O = NaHSO4 + 2 H
C20H42 = (C3H6)10 + C18H38 =>
15 C20H42 = (C3H6)10 + 15 C18H38
MnCl2 + Br2 + NH4OH = MnO2 + NH4Cl + NH4Br + H2O =>
MnCl2 + Br2 + 4 NH4OH = MnO2 + 2 NH4Cl + 2 NH4Br + 2 H2O
FeCl3*6H2O + K4Fe(CN)6 = Fe4[Fe(CN)6]3 + KCl + H2O =>
4 FeCl3*6H2O + 3 K4Fe(CN)6 = Fe4[Fe(CN)6]3 + 12 KCl + 24 H2O
P4 + NO = P4O6 + N12 =>
2 P4 + 12 NO = 2 P4O6 + N12
K2Cr2O7 + NaSO3 + H2SO4 = Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O =>
K2Cr2O7 + 6 NaSO3 + H2SO4 = 3 Na2SO4 + K2SO4 + Cr2(SO4)3 + H2O
C11H25 + O2 = C + H2O =>
4 C11H25 + 25 O2 = 44 C + 50 H2O
F2(g) + AlBr3(aq) = Br2 + AlF3 =>
3 F2(g) + 2 AlBr3(aq) = 3 Br2 + 2 AlF3
NH4CH3COO + NiCl2 = NH4Cl2 + NiCH3COO =>
NH4CH3COO + NiCl2 = NH4Cl2 + NiCH3COO
AlSO4 + NaPO4 = AlPO4 + NaSO4 =>
AlSO4 + NaPO4 = AlPO4 + NaSO4
Al + Mn(SO4) = Al2(SO4)3 + Mn =>
2 Al + 3 Mn(SO4) = Al2(SO4)3 + 3 Mn
Zn(NO3)2 + Na2(CO3) = Zn(CO3) + NaNO3 =>
Zn(NO3)2 + Na2(CO3) = Zn(CO3) + 2 NaNO3
K2Cr2O7 + H2O2 = KOH + CrO3 + O2 =>
2 K2Cr2O7 + 2 H2O2 = 4 KOH + 4 CrO3 + O2
HCl + Ca(OH)2 = H2Ca + ClOH =>
2 HCl + Ca(OH)2 = H2Ca + 2 ClOH
H3AsO3 + KMnO4 = H3AsO4 + Mn3(AsO3)2 + K3AsO3 + H2O =>
21 H3AsO3 + 6 KMnO4 = 15 H3AsO4 + 2 Mn3(AsO3)2 + 2 K3AsO3 + 9 H2O
SO3 + NO = N2O5 + SO2 =>
3 SO3 + 2 NO = N2O5 + 3 SO2
K2S + HCl = H2S + KCl =>
K2S + 2 HCl = H2S + 2 KCl
Na2CO3 + Nb2O5 + CaCO3 = Na2CaNb2O7 + CO2 =>
Na2CO3 + Nb2O5 + CaCO3 = Na2CaNb2O7 + 2 CO2
(COOH)2*5H2O + KOH = K2(COO)2 + H2O =>
(COOH)2*5H2O + 2 KOH = K2(COO)2 + 7 H2O
C2H5N3O2 + C3H7NO2 = C4H10N4O + CO2 + H2O =>
C2H5N3O2 + C3H7NO2 = C4H10N4O + CO2 + H2O
Al{+3} + NH3 + H2O = Al(OH)3 + NH4{+) =>
Al{+3} + 3 NH3 + 3 H2O = Al(OH)3 + 3 NH4{+)
CaCl2 + Na2(CO3) = Ca2(CO3)2 + NaCl =>
2 CaCl2 + 2 Na2(CO3) = Ca2(CO3)2 + 4 NaCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/25/24
Équations équilibrées sur08/24/23
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