| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeOOH + 3 H2SO4 = 2 Fe + 4 H2O + 3 SO4
K2Cr2O7 + Pb = PbCr2O7 + K2 =>
K2Cr2O7 + Pb = PbCr2O7 + K2
CoS + HCl = CoCl2 + SH2 =>
CoS + 2 HCl = CoCl2 + SH2
C2HC(g) + O2(g) = CO2(g) + H2O(g) =>
4 C2HC(g) + 13 O2(g) = 12 CO2(g) + 2 H2O(g)
NH4Br + KNO3 = KBr + NH4NO3 =>
NH4Br + KNO3 = KBr + NH4NO3
Hg3N2 + NaCl = HgCl2 + NNa3 =>
Hg3N2 + 6 NaCl = 3 HgCl2 + 2 NNa3
NaCl + H2SO4 = Na2SO4 + Cl2 + H2(g) =>
2 NaCl + H2SO4 = Na2SO4 + Cl2 + H2(g)
I2 + NaOH + H2SO4 = I2SO4 + Na + H2O =>
I2 + 2 NaOH + H2SO4 = I2SO4 + 2 Na + 2 H2O
Ca + HNO3 = Ca(NO3)2(aq) + H =>
Ca + 2 HNO3 = Ca(NO3)2(aq) + 2 H
O = O7 =>
7 O = O7
Al(C2H3O2)3 + Na2S = Al2S3 + NaC2H3O2 =>
2 Al(C2H3O2)3 + 3 Na2S = Al2S3 + 6 NaC2H3O2
Zn3N2 = Zn + N2 =>
Zn3N2 = 3 Zn + N2
HCl + Ba(OH) = H(OH) + Ba + Cl2 =>
2 HCl + 2 Ba(OH) = 2 H(OH) + 2 Ba + Cl2
(CH3COO)2Cu + Al = (CH3COO)3Al + Cu =>
3(CH3COO)2Cu + 2 Al = 2(CH3COO)3Al + 3 Cu
A + R2 = A2R3 =>
4 A + 3 R2 = 2 A2R3
Ca + Ag2SO4 = SO4Ca + CaAg =>
3 Ca + Ag2SO4 = SO4Ca + 2 CaAg
H2SO3 + Be(OH)2 = H2O + BeSO3 =>
H2SO3 + Be(OH)2 = 2 H2O + BeSO3
N2O5 + H2O = HNO3* =>
N2O5 + H2O = 2 HNO3*
Na2C2O4 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 + Na2SO4 =>
5 Na2C2O4 + 2 KMnO4 + 8 H2SO4 = 10 CO2 + 8 H2O + 2 MnSO4 + K2SO4 + 5 Na2SO4
Ca(HCO3)2(s) + Ca(OH)2 = CaCO3 + H2O(l) =>
Ca(HCO3)2(s) + Ca(OH)2 = 2 CaCO3 + 2 H2O(l)
Al + NH3 = Al2NH3 =>
2 Al + NH3 = Al2NH3
Na2SO3 + HCl = Na2H + SO3Cl =>
Na2SO3 + HCl = Na2H + SO3Cl
Cu{2+} + I{-} = I2 + Cu =>
Cu{2+} + 2 I{-} = I2 + Cu
ND3 + Li2O = Li3N + D2O =>
2 ND3 + 3 Li2O = 2 Li3N + 3 D2O
CH4 + CCl2 = CCl + HCl =>
CH4 + 5 CCl2 = 6 CCl + 4 HCl
SrCO3 + ZnO = SrZnO2 + CO2 =>
SrCO3 + ZnO = SrZnO2 + CO2
FeI2 + HNO3 = NO + Fe(NO3)2 + I2 + H2O =>
3 FeI2 + 8 HNO3 = 2 NO + 3 Fe(NO3)2 + 3 I2 + 4 H2O
C6H12O6 + N2 = C4H8CO2 + CO2 + (NH2)2CO =>
2 C6H12O6 + 4 N2 = C4H8CO2 + 3 CO2 + 4(NH2)2CO
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
P2 + O2 = P2(O4) =>
P2 + 2 O2 = P2(O4)
C17H35COOH + O2 = CO2 + H2O =>
C17H35COOH + 26 O2 = 18 CO2 + 18 H2O
C2H6O + H2SO4 = C2H6SO4 + H2O =>
C2H6O + H2SO4 = C2H6SO4 + H2O
MgSO4 + Na3PO4 = Mg2PO4 + Na3(SO4)2 =>
2 MgSO4 + Na3PO4 = Mg2PO4 + Na3(SO4)2
CH3COCH3 + H2 = H2O + CH3CH2CH3 =>
CH3COCH3 + 2 H2 = H2O + CH3CH2CH3
Br + CaI = CaBrI =>
Br + CaI = CaBrI
Al + NaOH + H2O = H2 + NaAl(OH)4 =>
2 Al + 2 NaOH + 6 H2O = 3 H2 + 2 NaAl(OH)4
NaClO + acetone = NaOH + CHCl3 + C2H3NaO2 =>
3 NaClO + CH3COCH3 = 2 NaOH + CHCl3 + C2H3NaO2
Fe2O3 + Cl2 + OH{-} = FeO4{2-} + Cl{-} + H2O =>
Fe2O3 + 3 Cl2 + 10 OH{-} = 2 FeO4{2-} + 6 Cl{-} + 5 H2O
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
F + Zn = ZnF2 =>
2 F + Zn = ZnF2
Pb + Pb(NO3)2 = Pb2(NO3)2 =>
Pb + Pb(NO3)2 = Pb2(NO3)2
C18H38 + O2 = CO2 + H2O =>
2 C18H38 + 55 O2 = 36 CO2 + 38 H2O
FeS + Cu(NO3)2 = CuS + Fe(NO3)2 =>
FeS + Cu(NO3)2 = CuS + Fe(NO3)2
BaCl2 + MgNO3 = MgCl2 + BaNO3 =>
BaCl2 + MgNO3 = MgCl2 + BaNO3
Al4 + C4 = Al4C3 =>
4 Al4 + 3 C4 = 4 Al4C3
P4 + KOH + H2O = PH3 + KH2PO4 =>
2 P4 + 3 KOH + 9 H2O = 5 PH3 + 3 KH2PO4
Cu + Pb2No3 = Cu(No3)2 + Pb =>
Cu + 2 Pb2No3 = Cu(No3)2 + 4 Pb
PbCl2 + CO + H2O = CO2 + Pb + HCl =>
PbCl2 + CO + H2O = CO2 + Pb + 2 HCl
BaSO4 + NaCl = BaCl2 + SO4Na2 =>
BaSO4 + 2 NaCl = BaCl2 + SO4Na2
Cl2 + H2O + CaCO3 = HOCl + CaCl + CO2 =>
3 Cl2 + 2 H2O + 2 CaCO3 = 4 HOCl + 2 CaCl + 2 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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