| Équations équilibrées la veille |
5 C6H12 + 12 KMnO4 + 18 H2SO4 = 15 C2H4O2 + 6 K2SO4 + 12 MnSO4 + 18 H2O
ZnBr2 + CaCl2 = ZnCl2 + CaBr2 =>
ZnBr2 + CaCl2 = ZnCl2 + CaBr2
HCNO + HCO3{-} + H{+} = NH2COOH + CO2 =>
HCNO + HCO3{-} + H{+} = NH2COOH + CO2
CrO3 + Fe = Fe2O3 + Cr =>
CrO3 + 2 Fe = Fe2O3 + Cr
UF6 + H2O + H2 = UO2 + HF =>
UF6 + 2 H2O + H2 = UO2 + 6 HF
Ag + H2S = Ag2S + H =>
2 Ag + H2S = Ag2S + 2 H
C7H8 + KMnO4 = KOH + MnO2 + C7H6O2 =>
C7H8 + 2 KMnO4 = 2 KOH + 2 MnO2 + C7H6O2
K2Cr2O7 + H3PO4 + As2 = HAsO3 + K3PO4 + CrPO4 + H2O =>
15 K2Cr2O7 + 40 H3PO4 + 9 As2 = 18 HAsO3 + 10 K3PO4 + 30 CrPO4 + 51 H2O
SCl4 + Mg = S + MgCl2 =>
SCl4 + 2 Mg = S + 2 MgCl2
CrCl3(aq) + NaCO3(aq) = Cr(CO3)3(s) + NaCl(aq) =>
CrCl3(aq) + 3 NaCO3(aq) = Cr(CO3)3(s) + 3 NaCl(aq)
KMnO4 + Na2SO3 + H2SO4 = MnO2 + SO2 + Na2SO4 + KOH =>
2 KMnO4 + 4 Na2SO3 + H2SO4 = 2 MnO2 + SO2 + 4 Na2SO4 + 2 KOH
VS4 + O2 = VSO5 + SO2 =>
2 VS4 + 11 O2 = 2 VSO5 + 6 SO2
N3 + H2 + O2 = HNO3 =>
2 N3 + 3 H2 + 9 O2 = 6 HNO3
FeCl3 + K(Fe(CN)6) = Fe(Fe(CN)6)3 + KCl =>
FeCl3 + 3 K(Fe(CN)6) = Fe(Fe(CN)6)3 + 3 KCl
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
KMnO4 + C3H8(OH)3 = K2CO3 + Mn2O3 + CO2 + H2O =>
34 KMnO4 + 8 C3H8(OH)3 = 17 K2CO3 + 17 Mn2O3 + 7 CO2 + 44 H2O
FeCl3 + K(Fe(CN)6) = Fe(Fe(CN)6)3 + KCl =>
FeCl3 + 3 K(Fe(CN)6) = Fe(Fe(CN)6)3 + 3 KCl
Sn(NO3)2(aq) + Na2S(aq) = SnS(s) + NaNO3(aq) =>
Sn(NO3)2(aq) + Na2S(aq) = SnS(s) + 2 NaNO3(aq)
K + N = K2N =>
2 K + N = K2N
Ag2SO3 + HNo3 = AgNo3 + SO2 + H2O =>
Ag2SO3 + 2 HNo3 = 2 AgNo3 + SO2 + H2O
(NH4)2CO3 + MgBr2 = (NH4)Br + MgCO3 =>
(NH4)2CO3 + MgBr2 = 2(NH4)Br + MgCO3
FeO + KMnO4 + H2SO4 = MnO2 + K2SO4 + Fe2O3 + H2O =>
6 FeO + 2 KMnO4 + H2SO4 = 2 MnO2 + K2SO4 + 3 Fe2O3 + H2O
AgNO3 + NaHS + NaOH = Ag2S + NaNO3 + H2O =>
2 AgNO3 + NaHS + NaOH = Ag2S + 2 NaNO3 + H2O
Na2S2O3 + HCl = Na2S4O6 + S + NaCl + H2O =>
5 Na2S2O3 + 6 HCl = 2 Na2S4O6 + 2 S + 6 NaCl + 3 H2O
Cr2O3 + H2SO4 = Cr2(SO4)3 + H2O =>
Cr2O3 + 3 H2SO4 = Cr2(SO4)3 + 3 H2O
LiTiO2 + Si + H2O = Li2SiO3 + TiO2 + H2 =>
2 LiTiO2 + Si + 3 H2O = Li2SiO3 + 2 TiO2 + 3 H2
C7H7Cl + Cl2 = C6H6Cl6 =>
6 C7H7Cl + 18 Cl2 = 7 C6H6Cl6
Cl + O = Cl2O3 =>
2 Cl + 3 O = Cl2O3
CdBr2 + Na3PO4 = Cd3(PO4)2 + NaBr =>
3 CdBr2 + 2 Na3PO4 = Cd3(PO4)2 + 6 NaBr
Pb3O4(heat) = Pb3O + O2 =>
2 Pb3O4(heat) = 2 Pb3O + 3 O2
SbS3 + Fe = Sb + FeS =>
SbS3 + 3 Fe = Sb + 3 FeS
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
NH4SO3 + KNO3 = NH4NO3 + KSO3 =>
NH4SO3 + KNO3 = NH4NO3 + KSO3
Mg + Cl2 + NaOH = NaCl + Mg(OH)2 =>
Mg + Cl2 + 2 NaOH = 2 NaCl + Mg(OH)2
KMnO4 + CaCl2 + H2SO4 = K2SO4 + MnSO4 + CaSO4 + Cl2 + H2O =>
2 KMnO4 + 5 CaCl2 + 8 H2SO4 = K2SO4 + 2 MnSO4 + 5 CaSO4 + 5 Cl2 + 8 H2O
C3H68 + O2 = CO2 + H2O =>
C3H68 + 20 O2 = 3 CO2 + 34 H2O
Cr(s) + CoCl2(aq) = Cr2Cl2(aq) + Co(s) =>
2 Cr(s) + CoCl2(aq) = Cr2Cl2(aq) + Co(s)
CoCl2*6H2O + NH3 + NH4Cl + H2O2 = [Co(NH3)6]Cl3 + H2O =>
2 CoCl2*6H2O + 10 NH3 + 2 NH4Cl + H2O2 = 2[Co(NH3)6]Cl3 + 14 H2O
AgNO3 + K = Ag + KNO3 =>
AgNO3 + K = Ag + KNO3
CH3COOH(CH3)2NH = CH3CON(CH3)2H2O =>
CH3COOH(CH3)2NH = CH3CON(CH3)2H2O
H + KHO = H2O + K =>
H + KHO = H2O + K
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
(NH4)2CO3 + MgBr2 = (NH4)Br + MgCO3 =>
(NH4)2CO3 + MgBr2 = 2(NH4)Br + MgCO3
Fe(III) + H2SO4 = Fe(III)SO4 + H2 =>
Fe(III) + H2SO4 = Fe(III)SO4 + H2
K + N = K2N =>
2 K + N = K2N
Cu + HNO3 = Cu(NO3)2 + NNO + H2O =>
4 Cu + 10 HNO3 = 4 Cu(NO3)2 + NNO + 5 H2O
C4H9NO2H2OHCl = C2H6NO2ClC2H5OH =>
C4H9NO2H2OHCl = C2H6NO2ClC2H5OH
H2Te + Cd(OH)2 = CdTe + H2O =>
H2Te + Cd(OH)2 = CdTe + 2 H2O
Li2(s) + N2(g) = LiN(s) =>
Li2(s) + N2(g) = 2 LiN(s)
Cl2(SO4)3 + KOH = Cl(OH)3 + K2SO4 =>
Cl2(SO4)3 + 6 KOH = 2 Cl(OH)3 + 3 K2SO4
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