| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al + 2 NaOH + 2 H2O = Na2[(AlOH)4] + H2
H4N + O = N2 + H2O =>
2 H4N + 4 O = N2 + 4 H2O
Al(NO3)3 + C2H6O = Al2O3 + CO2 + H2O + N2 =>
4 Al(NO3)3 + 5 C2H6O = 2 Al2O3 + 10 CO2 + 15 H2O + 6 N2
(Cr(CO(NH2)2)6)4(Cr(CN)6)3 + KMnO4 + HNO3 = K2Cr2O7 + CO2 + KNO3 + H2O + Mn(NO3)2 =>
10(Cr(CO(NH2)2)6)4(Cr(CN)6)3 + 1176 KMnO4 + 2798 HNO3 = 35 K2Cr2O7 + 420 CO2 + 1106 KNO3 + 1879 H2O + 1176 Mn(NO3)2
C6H5NH2 + Ca(Cl)OCl = C6H5NO2 + CaCl2 + H2O =>
C6H5NH2 + 3 Ca(Cl)OCl = C6H5NO2 + 3 CaCl2 + H2O
NaClO3 + Cr(NO3)3 + NaOH = NaCl + Na2CrO4 + H2O + NaNO3 =>
NaClO3 + 2 Cr(NO3)3 + 10 NaOH = NaCl + 2 Na2CrO4 + 5 H2O + 6 NaNO3
MnO4{-} + H2C2O4 + HClO4 = ClO4{-} + Mn(ClO4)2 + CO2 + H2O =>
2 MnO4{-} + 5 H2C2O4 + 6 HClO4 = 2 ClO4{-} + 2 Mn(ClO4)2 + 10 CO2 + 8 H2O
C4H8Cl2 + Mg = C4H8 + MgCl2 =>
C4H8Cl2 + Mg = C4H8 + MgCl2
Cs2O + H2 = Cs + H2O =>
Cs2O + H2 = 2 Cs + H2O
Cu + Fe(CN)6 = Cu2[Fe(CN)6] =>
2 Cu + Fe(CN)6 = Cu2[Fe(CN)6]
SrCrO4 = Sr + CrO4 =>
SrCrO4 = Sr + CrO4
Ba(NO3)2 + AlCl3 = BaCl3(aq) + Al(NO3)2(s) =>
Ba(NO3)2 + AlCl3 = BaCl3(aq) + Al(NO3)2(s)
Cr2O7{2-} + H2O = CrO4{2-} + H{+} =>
Cr2O7{2-} + H2O = 2 CrO4{2-} + 2 H{+}
HCl + HClO3 = Cl2H2O =>
5 HCl + HClO3 = 3 Cl2H2O
Cr{3+} + H2O = CrOH{2+} + H{+} =>
Cr{3+} + H2O = CrOH{2+} + H{+}
I2 + NH4OH = H2O + NH3NI3 + NH4I =>
3 I2 + 5 NH4OH = 5 H2O + NH3NI3 + 3 NH4I
(NH4)2S + CrCl3 + H2O = (NH4)Cl + Cr(OH)3 + H2S =>
3(NH4)2S + 2 CrCl3 + 6 H2O = 6(NH4)Cl + 2 Cr(OH)3 + 3 H2S
Al(NO3)3 + C2H6O = Al2O3 + CO2 + H2O + N2 =>
4 Al(NO3)3 + 5 C2H6O = 2 Al2O3 + 10 CO2 + 15 H2O + 6 N2
Cu{2+} + NO3{-} = Cu(NO3)2 =>
Cu{2+} + 2 NO3{-} = Cu(NO3)2
C2H7N + HNO2 = C2H6O + N2 + H2O =>
C2H7N + HNO2 = C2H6O + N2 + H2O
HClO4 + Na2CO3 = H2O + NaClO4 + CO2 =>
2 HClO4 + Na2CO3 = H2O + 2 NaClO4 + CO2
S2O3 + H2O = H2S2O3 + OH =>
S2O3 + 2 H2O = H2S2O3 + 2 OH
Zn3P2 + O2 = P2P5 + ZnO =>
14 Zn3P2 + 21 O2 = 4 P2P5 + 42 ZnO
HOCH2CN = HCN + CH2O =>
HOCH2CN = HCN + CH2O
FeS2 + O2 = Fe2O2 + SO2 =>
2 FeS2 + 5 O2 = Fe2O2 + 4 SO2
Cu(NO3)2 + NaCl = NaNO3 + Cu(Cl)2 =>
Cu(NO3)2 + 2 NaCl = 2 NaNO3 + Cu(Cl)2
KFeO2 + H2SO4 = K2SO4 + Fe2(SO4)3 + H2O =>
2 KFeO2 + 4 H2SO4 = K2SO4 + Fe2(SO4)3 + 4 H2O
NH3 + HC1 = NH4C1 =>
NH3 + HC1 = NH4C1
H2CO3(aq) + Mg(OH)2 = MgCO3 + H2O =>
H2CO3(aq) + Mg(OH)2 = MgCO3 + 2 H2O
K3PO4(aq) + Ca(NO3)2(aq) = Ca3(PO4)2(s) + KNO3(aq) =>
2 K3PO4(aq) + 3 Ca(NO3)2(aq) = Ca3(PO4)2(s) + 6 KNO3(aq)
C5H10O5 = CH3COOH =>
2 C5H10O5 = 5 CH3COOH
HOOH + H2NNH2 = N2 + H2O =>
2 HOOH + H2NNH2 = N2 + 4 H2O
KCl + NaC4H5O6 = KC4H5O6 + NaCl =>
KCl + NaC4H5O6 = KC4H5O6 + NaCl
SnCl2 + NaOH + Bi(NO3)3 = Bi + Na2SnO3 + H2O + NaCl + NaNO3 =>
3 SnCl2 + 18 NaOH + 2 Bi(NO3)3 = 2 Bi + 3 Na2SnO3 + 9 H2O + 6 NaCl + 6 NaNO3
HCl + NaMnO4 + H2SO4 = Na2SO4 + MnSO4 + Cl2 + H2O =>
10 HCl + 2 NaMnO4 + 3 H2SO4 = Na2SO4 + 2 MnSO4 + 5 Cl2 + 8 H2O
C2H6 + BrOH = C2H6BrOH =>
C2H6 + BrOH = C2H6BrOH
NH4Cl + KClO4 = KCl + NH4ClO4 =>
NH4Cl + KClO4 = KCl + NH4ClO4
(NH4)2WO4 + HCl + Na2S = WS2 + S + NaCl + NH4Cl + H2O =>
(NH4)2WO4 + 8 HCl + 3 Na2S = WS2 + S + 6 NaCl + 2 NH4Cl + 4 H2O
C7H7Cl + KMnO4 + H2SO4 = C7H5O2Cl + K2SO4 + MnSO4 + H2O =>
5 C7H7Cl + 6 KMnO4 + 9 H2SO4 = 5 C7H5O2Cl + 3 K2SO4 + 6 MnSO4 + 14 H2O
NaSO3 + H5Br = Na5Br + HSO3 =>
5 NaSO3 + H5Br = Na5Br + 5 HSO3
CHClF2 + HCl = CHCl3 + HF =>
CHClF2 + 2 HCl = CHCl3 + 2 HF
C2H5OH + (O) = CH3COOH + H2O =>
C2H5OH + 2(O) = CH3COOH + H2O
Zn2 + CH3COOH = Zn(CH3COOH)2 =>
Zn2 + 4 CH3COOH = 2 Zn(CH3COOH)2
AgNO3(aq) + MgI2(aq) = AgI2(aq) + MgNO3(aq) =>
AgNO3(aq) + MgI2(aq) = AgI2(aq) + MgNO3(aq)
Zn + HNO3 = H2 + Zn3(NO3)2 =>
3 Zn + 2 HNO3 = H2 + Zn3(NO3)2
Cu(OH)2 + K2CO3 + CuSO4 = Cu3[(OH)CO3]2 + K2SO4 =>
Cu(OH)2 + 2 K2CO3 + 2 CuSO4 = Cu3[(OH)CO3]2 + 2 K2SO4
FeCl3(aq) + Fe(s) = FeCl2(aq) =>
2 FeCl3(aq) + Fe(s) = 3 FeCl2(aq)
HClO4(aq) + Zn(OH)2(s) = Zn2(s) + ClO4(aq) + H2O(l) =>
4 HClO4(aq) + 2 Zn(OH)2(s) = Zn2(s) + 4 ClO4(aq) + 4 H2O(l)
MgCl + NaH = MgH + NaCl =>
MgCl + NaH = MgH + NaCl
KCI + NaCl = KCl + NaCI =>
KCI + NaCl = KCl + NaCI
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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