| Équations équilibrées la veille |
3 Zn + 2 Al(OH)3 = 3 Zn(OH)2 + 2 Al
Ca(NO3)2 + KI = CaI2 + KNO3 =>
Ca(NO3)2 + 2 KI = CaI2 + 2 KNO3
FeO + C6H8O7 = Fe + C6H8O8 =>
FeO + C6H8O7 = Fe + C6H8O8
K2MnO4 + H2SO4 + K2SO3 = MnO2 + K2SO4 + H2O =>
K2MnO4 + H2SO4 + K2SO3 = MnO2 + 2 K2SO4 + H2O
H2 + NO2 = HNO2 =>
H2 + 2 NO2 = 2 HNO2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CH3CH2CN + Cr2O7{-2} + H{+} = CO2 + NH3 + Cr{3+} + H2O =>
3 CH3CH2CN + 7 Cr2O7{-2} + 56 H{+} = 9 CO2 + 3 NH3 + 14 Cr{3+} + 31 H2O
HBr(aq) + Cl2(g) = HCl(aq) + Br2 =>
2 HBr(aq) + Cl2(g) = 2 HCl(aq) + Br2
BeI2 + CuSO4 = BeSO4 + CuI2 =>
BeI2 + CuSO4 = BeSO4 + CuI2
Na2S2O3 + H2SO4 = H2O + Na2SO4 + S =>
3 Na2S2O3 + H2SO4 = H2O + 3 Na2SO4 + 4 S
IO3{-} + NaHSO3 = I2 + Na{+} + SO4{-2} + H{+} + H2O =>
2 IO3{-} + 5 NaHSO3 = I2 + 5 Na{+} + 5 SO4{-2} + 3 H{+} + H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Sr + CrO4 = SrCrO4 =>
Sr + CrO4 = SrCrO4
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH3COOH + KOH = CH3COOK + H2O =>
CH3COOH + KOH = CH3COOK + H2O
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
N2H4 + Ag2O = N2 + Ag + OH =>
N2H4 + 4 Ag2O = N2 + 8 Ag + 4 OH
GaF3(s) = Ga(s) + F2(g) =>
2 GaF3(s) = 2 Ga(s) + 3 F2(g)
Mn2O7 + CO = MnO2 + CO2 =>
Mn2O7 + 3 CO = 2 MnO2 + 3 CO2
NaOH + Fe2(SO4)3 = Fe(OH)3 + Na2SO4 =>
6 NaOH + Fe2(SO4)3 = 2 Fe(OH)3 + 3 Na2SO4
Propane + oxygen = carbondioxide + water =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
AlCl3 + H2O = Al(OH)3 + HCl =>
AlCl3 + 3 H2O = Al(OH)3 + 3 HCl
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
K2FeO4 + HCl = FeCl3 + KCl + H2O + Cl2 =>
2 K2FeO4 + 16 HCl = 2 FeCl3 + 4 KCl + 8 H2O + 3 Cl2
N2H5 + HCl = N2H6Cl =>
N2H5 + HCl = N2H6Cl
HCl(aq) + As2O3(s) + NaNO3(aq) + H2O = NO(g) + H3AsO4(aq) + NaCl(aq) =>
4 HCl(aq) + 3 As2O3(s) + 4 NaNO3(aq) + 7 H2O = 4 NO(g) + 6 H3AsO4(aq) + 4 NaCl(aq)
Sr(NO3)2 + KIO3 = Sr(IO3)2 + KNO3 =>
Sr(NO3)2 + 2 KIO3 = Sr(IO3)2 + 2 KNO3
CH3COOH(aq) + KOH(aq) = CH3COOK(aq) + H2O =>
CH3COOH(aq) + KOH(aq) = CH3COOK(aq) + H2O
C50H98S4 + O2 = CO2 + H2O + SO2 =>
2 C50H98S4 + 157 O2 = 100 CO2 + 98 H2O + 8 SO2
CH3COOH + SO4 = CO2 + H2S + H2O =>
5 CH3COOH + 4 SO4 = 10 CO2 + 4 H2S + 6 H2O
CaCl2 + Li3PO4 = Ca3(PO4)2 + ClLi =>
3 CaCl2 + 2 Li3PO4 = Ca3(PO4)2 + 6 ClLi
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Ni(ClO3)3 = NiCl3 + O2 =>
2 Ni(ClO3)3 = 2 NiCl3 + 9 O2
K2Cr2O7 + HgN3 + H2SO4 = HgSO4 + Cr2(SO4)3 + K2SO4 + HNO3 + H2O =>
17 K2Cr2O7 + 6 HgN3 + 74 H2SO4 = 6 HgSO4 + 17 Cr2(SO4)3 + 17 K2SO4 + 18 HNO3 + 65 H2O
V2O3 + Li = Li2O + V =>
V2O3 + 6 Li = 3 Li2O + 2 V
FeSCN + Na3PO4 = SCNNa3 + FePO4 =>
FeSCN + Na3PO4 = SCNNa3 + FePO4
V2S3 + KMnO4 + H2SO4 = H4V6O17 + MnSO4 + K2SO4 + H2O =>
15 V2S3 + 84 KMnO4 + 81 H2SO4 = 5 H4V6O17 + 84 MnSO4 + 42 K2SO4 + 71 H2O
PCl5 + H2O = HCl + H3PO4 =>
PCl5 + 4 H2O = 5 HCl + H3PO4
Pb(NO3)2 + NaOH = Pb(OH)2 + Na(NO3) =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 Na(NO3)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
H{+} + CH3CH2OH + Cr2O7{-2} = CH3COOH + Cr{3+} + H2O =>
16 H{+} + 3 CH3CH2OH + 2 Cr2O7{-2} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
Cu(OH)2(aq) + H3PO4(aq) = Cu3(PO4)2 + H2O =>
3 Cu(OH)2(aq) + 2 H3PO4(aq) = Cu3(PO4)2 + 6 H2O
TlSbP2Se6 + Tl2Se = TlSbSe2 + Tl4P2Se6 =>
TlSbP2Se6 + 2 Tl2Se = TlSbSe2 + Tl4P2Se6
Fe3N2 = Fe + N =>
Fe3N2 = 3 Fe + 2 N
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
CNNCN = CCNNN =>
CNNCN = CCNNN
Ta + Sc(NO3)3 = Ta(NO3)5 + Sc =>
3 Ta + 5 Sc(NO3)3 = 3 Ta(NO3)5 + 5 Sc
Fe2(SO4)3 + KCN = K3Fe(CN)6 + K2SO4 =>
Fe2(SO4)3 + 12 KCN = 2 K3Fe(CN)6 + 3 K2SO4
Al + NaOH + HOH = H2 + NaAl(OH)4 =>
2 Al + 2 NaOH + 6 HOH = 3 H2 + 2 NaAl(OH)4
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Équations équilibrées sur10/19/24
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