| Équations équilibrées la veille |
Cr(OH)3 + 3 NaOH = Na3Cr(OH)6
U + ClF5 = UF6 + Cl2 =>
5 U + 6 ClF5 = 5 UF6 + 3 Cl2
CoCl + F2 = CoF2 + Cl2 =>
2 CoCl + 2 F2 = 2 CoF2 + Cl2
H + B = BH3 =>
3 H + B = BH3
H(CH2)4OH + O2 = H2O + CO2 =>
H(CH2)4OH + 6 O2 = 5 H2O + 4 CO2
NbO2 + W = Nb + WO3 =>
3 NbO2 + 2 W = 3 Nb + 2 WO3
CUSO4 + Hg = Hg2SO4 + CU =>
CUSO4 + 2 Hg = Hg2SO4 + CU
Na + FeBr3 = FeNa + Br3 =>
Na + FeBr3 = FeNa + Br3
NH4NO3 + NH3 = NH4OH + NH2NO2 =>
NH4NO3 + NH3 = NH4OH + NH2NO2
Fe + H2SO4 + CuSO45H20 = FeSO4 + Cu + H2O =>
32 Fe + 31 H2SO4 + CuSO45H20 = 32 FeSO4 + Cu + 41 H2O
BaOH + H2SO4 = BaSO4H + H2O =>
BaOH + H2SO4 = BaSO4H + H2O
Zn(NO3)2 + Cr(OH)3 = Zn(OH)2 + Cr(NO3)3 =>
3 Zn(NO3)2 + 2 Cr(OH)3 = 3 Zn(OH)2 + 2 Cr(NO3)3
MgI2 + O2 = MgO + IO =>
2 MgI2 + 3 O2 = 2 MgO + 4 IO
C4H10 + HCl = C4H11Cl =>
C4H10 + HCl = C4H11Cl
H2Se + Ba(OH)2 = H2O + SeBa =>
H2Se + Ba(OH)2 = 2 H2O + SeBa
CH4N2O + (NH4)2SO4 + NH6PO4 + KNO3 + K2SO4 = (NH4)6*N2*P2O5*2K2O + CO8(SO4)2 =>
CH4N2O + (NH4)2SO4 + 2 NH6PO4 + 2 KNO3 + K2SO4 = (NH4)6*N2*P2O5*2K2O + CO8(SO4)2
CuSO4 + S + Cu = Cu3S3O4 =>
CuSO4 + 2 S + 2 Cu = Cu3S3O4
Cu2 + AgN = Cu3N2 + Ag =>
3 Cu2 + 4 AgN = 2 Cu3N2 + 4 Ag
Li2O + H2SO4 = H2O + Li2SO4 =>
Li2O + H2SO4 = H2O + Li2SO4
NO2 + NaOH = NaNO2 + NaNO3 + H2O =>
2 NO2 + 2 NaOH = NaNO2 + NaNO3 + H2O
CuCl + Fe{3+} = Cu{2+} + Fe{2+} + Cl{-} =>
CuCl + Fe{3+} = Cu{2+} + Fe{2+} + Cl{-}
KMnO4 + H2SO4 + C4H10 = K2SO4 + MnSO4 + CO2 + H2O =>
26 KMnO4 + 39 H2SO4 + 5 C4H10 = 13 K2SO4 + 26 MnSO4 + 20 CO2 + 64 H2O
Sn + Pb = SnPb =>
Sn + Pb = SnPb
Cu(NO3)2 + HCl = CuCl2 + NO3H =>
Cu(NO3)2 + 2 HCl = CuCl2 + 2 NO3H
C9H8O4 + NaHCO3(aq) = CO2(g) + H2O(l) + C9H7NaO4(aq) =>
C9H8O4 + NaHCO3(aq) = CO2(g) + H2O(l) + C9H7NaO4(aq)
V10O286{-} + H2SO3 + H{+} = VO2{+} + H2SO4 + H2O =>
2 V10O286{-} + 521 H2SO3 + 22 H{+} = 20 VO2{+} + 521 H2SO4 + 11 H2O
Na2O + SO3 = Na2SO4 =>
Na2O + SO3 = Na2SO4
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
Ca3(PO4)2 + Hg2SO4 = Hg3PO4 + CaSO4 =>
Ca3(PO4)2 + 3 Hg2SO4 = 2 Hg3PO4 + 3 CaSO4
Bi2(SO4)3 + NaIO3 = Bi(IO3)3 + Na2SO4 =>
Bi2(SO4)3 + 6 NaIO3 = 2 Bi(IO3)3 + 3 Na2SO4
CaO + H2SO4 = Ca(SO4) + H2O =>
CaO + H2SO4 = Ca(SO4) + H2O
C9H11NH2 + O2 = NO + H2O + CO2 =>
4 C9H11NH2 + 51 O2 = 4 NO + 26 H2O + 36 CO2
Br + H2O + S2O = HBr + H2SO4 =>
10 Br + 7 H2O + S2O = 10 HBr + 2 H2SO4
SiO2 + H2 = Si + OH =>
SiO2 + H2 = Si + 2 OH
FeCl3 + (NH4)2SO3 = Fe2(SO3)3 + ClNH4 =>
2 FeCl3 + 3(NH4)2SO3 = Fe2(SO3)3 + 6 ClNH4
Cu(H2O)4 + NH4OH = Cu(OH) + NH4(H2O)4 =>
Cu(H2O)4 + NH4OH = Cu(OH) + NH4(H2O)4
MoO4 + XeF2 = MoF4 + Xe + O2 =>
MoO4 + 2 XeF2 = MoF4 + 2 Xe + 2 O2
ZnH2 + Cl2 = H2 + ZnCl2 =>
ZnH2 + Cl2 = H2 + ZnCl2
(NH4)2Co3 + CaCl2 = CaCo3 + (NH4)Cl =>
(NH4)2Co3 + CaCl2 = CaCo3 + 2(NH4)Cl
Cl2 + F2 = ClF =>
Cl2 + F2 = 2 ClF
C18H20O3 + O3 = CO2 + H2O =>
3 C18H20O3 + 43 O3 = 54 CO2 + 30 H2O
Mn(NO3)2 + NaCl = MnCl2 + NaNO3 =>
Mn(NO3)2 + 2 NaCl = MnCl2 + 2 NaNO3
GeO2 + H2SO4 = Ge(SO4)2 + H2O =>
GeO2 + 2 H2SO4 = Ge(SO4)2 + 2 H2O
Mg(NO3)2 + Na2CO3 = MgCO3(s) + Na2(NO3)2(aq) =>
Mg(NO3)2 + Na2CO3 = MgCO3(s) + Na2(NO3)2(aq)
CuSO4(aq) + Na3PO4(aq) = Na3Cu + PO4SO4 =>
CuSO4(aq) + Na3PO4(aq) = Na3Cu + PO4SO4
AgBr + NH4OH = [Ag(NH3)2]Br + H2O =>
AgBr + 2 NH4OH = [Ag(NH3)2]Br + 2 H2O
K2Cr2O7 + C3H8O2 + H2SO4 = K2SO4 + Cr2(SO4)3 + C3H5O2 + H2O =>
K2Cr2O7 + 2 C3H8O2 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 2 C3H5O2 + 7 H2O
Cr2O7 + I2 = Cr + I2O5 =>
5 Cr2O7 + 7 I2 = 10 Cr + 7 I2O5
BBr3 + Na2S = B2S3 + NaBr =>
2 BBr3 + 3 Na2S = B2S3 + 6 NaBr
C2H4O2 + H2O = CH3OH + O2 =>
C2H4O2 + 2 H2O = 2 CH3OH + O2
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