| Équations équilibrées la veille |
CH3COOH + NaHCO3 = CO2 + H2O + NaCH3COO
Fe{+3} + NH4OH = Fe(OH)3 + NH4{+} =>
Fe{+3} + 3 NH4OH = Fe(OH)3 + 3 NH4{+}
C4H10O7 + O2 = CO2 + H2O =>
C4H10O7 + 3 O2 = 4 CO2 + 5 H2O
(NH4)2HPO4 + H2SO4 = NH4HSO4 + H3PO4 =>
(NH4)2HPO4 + 2 H2SO4 = 2 NH4HSO4 + H3PO4
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
C5H10O + CrO3 + H2SO4 = C5H10O2 + H2O + Cr2(SO4)3 =>
3 C5H10O + 2 CrO3 + 3 H2SO4 = 3 C5H10O2 + 3 H2O + Cr2(SO4)3
HNO3 + Cu2S = Cu(NO3)2 + CuSO4 + NO2 + H2O =>
12 HNO3 + Cu2S = Cu(NO3)2 + CuSO4 + 10 NO2 + 6 H2O
Al(NO2)3 + Mg = Mg(NO2)2 + Al =>
2 Al(NO2)3 + 3 Mg = 3 Mg(NO2)2 + 2 Al
C(s) + CO2(g) = CO(g) =>
C(s) + CO2(g) = 2 CO(g)
NaOH + BaCr2O7 = Na2Cr2O7 + Ba(OH)2 =>
2 NaOH + BaCr2O7 = Na2Cr2O7 + Ba(OH)2
CH2N2O + NaNO3 + Ca(OH)2 = CaCO3 + Ca(NO2)2 + NaNO2 + H2O =>
CH2N2O + 5 NaNO3 + 2 Ca(OH)2 = CaCO3 + Ca(NO2)2 + 5 NaNO2 + 3 H2O
BaClHCO3 = BaCO3HCl =>
BaClHCO3 = BaCO3HCl
Ca(NO3)2 + NaH = CaH2 + NaNO3 =>
Ca(NO3)2 + 2 NaH = CaH2 + 2 NaNO3
(NH2)2CO + NaClO + NaOH = N2H4 + NaCl + Na2CO3 + H2O =>
(NH2)2CO + NaClO + 2 NaOH = N2H4 + NaCl + Na2CO3 + H2O
H2O + CO2 + N2O = HNO3 + CH4 =>
3 H2O + CO2 + N2O = 2 HNO3 + CH4
AgCl + NH4 = AgNH3HCl =>
AgCl + NH4 = AgNH3HCl
KHC8H4O4(aq) + Ba(OH)2(aq) = BaK2(C8H4O4)2(aq) + H2O(l) =>
2 KHC8H4O4(aq) + Ba(OH)2(aq) = BaK2(C8H4O4)2(aq) + 2 H2O(l)
NaCl + F2 = NaF + Cl2 =>
2 NaCl + F2 = 2 NaF + Cl2
KMnO4 + FeI2 + H2SO4 = K2SO4 + MnSO4 + Fe2(SO4)3 + I2 + H2O =>
6 KMnO4 + 10 FeI2 + 24 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 10 I2 + 24 H2O
CdSO4 + LiOH = Cd(OH)2 + Li2SO4 =>
CdSO4 + 2 LiOH = Cd(OH)2 + Li2SO4
Li3PO4 + CuSO4 = Li3SO4 + CuPO4 =>
Li3PO4 + CuSO4 = Li3SO4 + CuPO4
CHBrCl2 + KOH + O2 = CO2 + KCl + HBr + H2O =>
2 CHBrCl2 + 4 KOH + O2 = 2 CO2 + 4 KCl + 2 HBr + 2 H2O
K3PO4 + Ni = NiPO4 + K =>
K3PO4 + Ni = NiPO4 + 3 K
C3H6O + K2Cr2O7 + H2SO4 = CH3CO2H + Cr2(SO4)3 + K2SO4 + H2O =>
6 C3H6O + 4 K2Cr2O7 + 16 H2SO4 = 9 CH3CO2H + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
FeS + H2O = (FeOH)2S + Fe(HS)2 =>
3 FeS + 2 H2O = (FeOH)2S + Fe(HS)2
Pb(NO3)2 + Kl = KlPb + (NO3)2 =>
Pb(NO3)2 + Kl = KlPb + (NO3)2
Zn2 + CuSO4 = ZnSO4 + Cu2 =>
Zn2 + 2 CuSO4 = 2 ZnSO4 + Cu2
IO3{-} + I{-} + H{+} = I3({-}) + H2O =>
IO3{-} + 8 I{-} + 6 H{+} = 3 I3({-}) + 3 H2O
Fe + H2S = FeS + H =>
Fe + H2S = FeS + 2 H
Sn + HNO3 = SnO2 + N2 + H2O =>
5 Sn + 4 HNO3 = 5 SnO2 + 2 N2 + 2 H2O
NaHSO4 + NH4HCO3 = Na2SO4 + (NH4)2SO4 + CO2 + H2O =>
2 NaHSO4 + 2 NH4HCO3 = Na2SO4 + (NH4)2SO4 + 2 CO2 + 2 H2O
SnCl4 + N3H12PO4 = Sn3P4O16 + NH4Cl =>
3 SnCl4 + 4 N3H12PO4 = Sn3P4O16 + 12 NH4Cl
NH3 + BaCl = NH3BaCl =>
NH3 + BaCl = NH3BaCl
Zn(OH)2 + HBrO = Zn(BrO)2 + H2O =>
Zn(OH)2 + 2 HBrO = Zn(BrO)2 + 2 H2O
H{+} + MnO4{-} + Fe{2} = Mn{2} + Fe{3} + H2O =>
8 H{+} + MnO4{-} + 5 Fe{2} = Mn{2} + 5 Fe{3} + 4 H2O
KNO3 + C + S8 = K2SO4 + CO2 + N2 =>
16 KNO3 + 8 C + S8 = 8 K2SO4 + 8 CO2 + 8 N2
NO + B = B2O3 + BN =>
3 NO + 5 B = B2O3 + 3 BN
K2Cr2O7 + Ca3P2 + H2SO4 = Cr2(SO4)3 + H3PO4 + CaO + H2O + K2SO3 =>
2 K2Cr2O7 + Ca3P2 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 H3PO4 + 3 CaO + 5 H2O + 2 K2SO3
Na + NH4Cl = NaCl + H2 + NH3 =>
2 Na + 2 NH4Cl = 2 NaCl + H2 + 2 NH3
CCH10 + O2 = CO2 + H2O =>
2 CCH10 + 9 O2 = 4 CO2 + 10 H2O
HBr + I2 = IBr + H =>
2 HBr + I2 = 2 IBr + 2 H
HCO2H + NH4OH = NH4HCO2 + H2O =>
HCO2H + NH4OH = NH4HCO2 + H2O
NaNO3 + Ba(MnO4)2 = NaMnO4 + Ba(NO3)2 =>
2 NaNO3 + Ba(MnO4)2 = 2 NaMnO4 + Ba(NO3)2
C2H6Cl + Na = C2H6 + NaCl =>
C2H6Cl + Na = C2H6 + NaCl
C2H5OH + KMnO4 = CH3COH + MnO + KOH + H2O =>
5 C2H5OH + 2 KMnO4 = 5 CH3COH + 2 MnO + 2 KOH + 4 H2O
CaOCl2 + NH3 = N + CaCl2 + H2O =>
3 CaOCl2 + 2 NH3 = 2 N + 3 CaCl2 + 3 H2O
SN(CO3)2 = SNO2 + CO2 =>
SN(CO3)2 = SNO2 + 2 CO2
LiOH + MnSO4 = Li2SO4 + Mn(OH)2 =>
2 LiOH + MnSO4 = Li2SO4 + Mn(OH)2
Bi(NO3)2 + KI = Bi + KNO3 + I2 =>
Bi(NO3)2 + 2 KI = Bi + 2 KNO3 + I2
H3O2 + HBr = Br2 + H2O =>
2 H3O2 + 2 HBr = Br2 + 4 H2O
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