| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2O2 + 2 Zn = 2 ZnH + O2
N2H4 + HNO3 = N2O3 + H =>
N2H4 + 2 HNO3 = 2 N2O3 + 6 H
N3 + H2O = H16N2O33 + H2 =>
2 N3 + 99 H2O = 3 H16N2O33 + 75 H2
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
Ca + Au2O3 = CaO + Au =>
3 Ca + Au2O3 = 3 CaO + 2 Au
Pb(NO3)2 + LiCl = PbCl2 + LiNO3 =>
Pb(NO3)2 + 2 LiCl = PbCl2 + 2 LiNO3
Fe(CrO2)2 + Na2O2 = Na2FeO4 + Na2CrO4 + Na2O =>
Fe(CrO2)2 + 5 Na2O2 = Na2FeO4 + 2 Na2CrO4 + 2 Na2O
Fe{+3} + OH{-} = Fe(OH)3 =>
Fe{+3} + 3 OH{-} = Fe(OH)3
C5H10O5 = C2H6O + CO2 =>
3 C5H10O5 = 5 C2H6O + 5 CO2
H4S + O2 = SO2 + H2O =>
H4S + 2 O2 = SO2 + 2 H2O
CaCO3(s) + SO2(g) + O2 = CaSO4(s) + CO2(g) =>
2 CaCO3(s) + 2 SO2(g) + O2 = 2 CaSO4(s) + 2 CO2(g)
BaBr2 + Na2SO4 = Ba2(SO4)2 + Br2Na2 =>
2 BaBr2 + 2 Na2SO4 = Ba2(SO4)2 + 2 Br2Na2
Ba + Au3{+} = Ba2{+} + Au =>
2 Ba + Au3{+} = Ba2{+} + 3 Au
Be(OH)2 + HCl = BeCl2 + H2O =>
Be(OH)2 + 2 HCl = BeCl2 + 2 H2O
BaBr + (NH4)2CO3 = BaCO3 + (NH4)2Br =>
BaBr + (NH4)2CO3 = BaCO3 + (NH4)2Br
MnBr{2} + AgNO{3} = Mn(NO{3}){2} + AgBr =>
MnBr{2} + AgNO{3} = Mn(NO{3}){2} + AgBr
KMnO4 + C2O4H2 + H2SO4 = MnSO4 + CO2 + H2O + K2SO4 =>
2 KMnO4 + 5 C2O4H2 + 3 H2SO4 = 2 MnSO4 + 10 CO2 + 8 H2O + K2SO4
C6H5NO2 + (NH4)2S = C6H5NH2 + S + NH3 + H2O =>
C6H5NO2 + 3(NH4)2S = C6H5NH2 + 3 S + 6 NH3 + 2 H2O
Al(s) + FeCl3(aq) = Fe(s) + AlCl3 =>
Al(s) + FeCl3(aq) = Fe(s) + AlCl3
CuCl2 + NaI = CuI2 + NaCl =>
CuCl2 + 2 NaI = CuI2 + 2 NaCl
U + Te = U32Te68 =>
32 U + 68 Te = U32Te68
(NH4)2 + FeCl3 = (NH4)2Cl + Fe2 =>
6(NH4)2 + 2 FeCl3 = 6(NH4)2Cl + Fe2
Na2O + HCl = H2O + NaCl =>
Na2O + 2 HCl = H2O + 2 NaCl
FeBr2 + AgC2H3O2 = Fe(C2H3O2)2 + AgBr =>
FeBr2 + 2 AgC2H3O2 = Fe(C2H3O2)2 + 2 AgBr
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
I4 + KOH2 = IOH2 + K =>
I4 + 4 KOH2 = 4 IOH2 + 4 K
NH4ClO4(s) = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4(s) = N2 + Cl2 + 2 O2 + 4 H2O
CH3CH2NHCH3 + HCl = CH3CH2NH(HCl)CH3 =>
CH3CH2NHCH3 + HCl = CH3CH2NH(HCl)CH3
Pb(OH)2(aq) + HCl(aq) = H2O + PbCl2 =>
Pb(OH)2(aq) + 2 HCl(aq) = 2 H2O + PbCl2
Ag2O + C = Ag + CO2 =>
2 Ag2O + C = 4 Ag + CO2
NaOH + CaH2CO3 = Na2CO3 + Ca + H2O =>
2 NaOH + CaH2CO3 = Na2CO3 + Ca + 2 H2O
CH3CH2CH2CH2OH(aq)5 + KMnO4 + H2SO4 = CH3CH2C(O)CH2CH3 + MnSO4 + K2SO4 + H2O =>
25 CH3CH2CH2CH2OH(aq)5 + 28 KMnO4 + 42 H2SO4 = 20 CH3CH2C(O)CH2CH3 + 28 MnSO4 + 14 K2SO4 + 117 H2O
(c)Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq) =>
(c)Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 4 H3BO3(s) + Na2SO4(aq)
Bi2S3 + NH4OH = Bi(OH)3 + (NH4)2S =>
Bi2S3 + 6 NH4OH = 2 Bi(OH)3 + 3(NH4)2S
HClO4(l) + P2O5(s) = Cl2O7(l) + HPO3(s) =>
2 HClO4(l) + P2O5(s) = Cl2O7(l) + 2 HPO3(s)
H2 + AgNO3 = H(NO3)2 + Ag =>
H2 + 4 AgNO3 = 2 H(NO3)2 + 4 Ag
Al + CuSO4 = Al2(SO4)3 + Cu =>
2 Al + 3 CuSO4 = Al2(SO4)3 + 3 Cu
Cu + HI = CuI2 + H2 =>
Cu + 2 HI = CuI2 + H2
Cu(OH)2(heat) = CuO(s) + H2O(g) =>
Cu(OH)2(heat) = CuO(s) + H2O(g)
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
Ca(OH)2 + H3PO4(aq) = Ca3(PO4)2(s) + H2O(l) =>
3 Ca(OH)2 + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O(l)
PbO + H2SO4 = PbSO4 + H2O =>
PbO + H2SO4 = PbSO4 + H2O
C2H5OH + O2 = CO + H2O =>
C2H5OH + 2 O2 = 2 CO + 3 H2O
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
KCl + H2O = H + KClO3 =>
KCl + 3 H2O = 6 H + KClO3
Fe(SO4)2 + Mg = Fe + MgSO4 =>
Fe(SO4)2 + 2 Mg = Fe + 2 MgSO4
IO3 + H = IO2 + H2O =>
IO3 + 2 H = IO2 + H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
NH3 + I2 = N2I6 + H2 =>
2 NH3 + 3 I2 = N2I6 + 3 H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/15/24
Équations équilibrées sur01/14/24
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