| Équations équilibrées la veille |
C8H6O4 + 2 CH4O = C10H10O4 + 2 H2O
CH3CHOHCH2CH3 + CrO7{2-} + H{+} = CH3COCH2CH3 + Cr{3+} + H2O =>
9 CH3CHOHCH2CH3 + 2 CrO7{2-} + 10 H{+} = 9 CH3COCH2CH3 + 2 Cr{3+} + 14 H2O
F2 + FeI2 = FeF2 + I =>
F2 + FeI2 = FeF2 + 2 I
C7H8 + KClO4 = CO2 + H2O + KCl =>
2 C7H8 + 9 KClO4 = 14 CO2 + 8 H2O + 9 KCl
Fe2O3 + H = H2O + Fe3 =>
3 Fe2O3 + 18 H = 9 H2O + 2 Fe3
NaAc + HNO3 = HAc + NaNO3 =>
NaAc + HNO3 = HAc + NaNO3
Na2S + Ba(CH3COO)2 = CH3COONa + BaS =>
Na2S + Ba(CH3COO)2 = 2 CH3COONa + BaS
F2 + K2S = K + F2S =>
F2 + K2S = 2 K + F2S
NO2 + OC(NH2)2 = N2 + H2O + CO2 =>
6 NO2 + 4 OC(NH2)2 = 7 N2 + 8 H2O + 4 CO2
F2 + MgBr2 = FBr + Mg =>
F2 + MgBr2 = 2 FBr + Mg
XeF6 + CH2CH2 = CF2CF2 + HF + XeF4 =>
4 XeF6 + CH2CH2 = CF2CF2 + 4 HF + 4 XeF4
Fe(ClO3)3 + Ca = Ca(ClO3)2 + Fe =>
2 Fe(ClO3)3 + 3 Ca = 3 Ca(ClO3)2 + 2 Fe
Fe(NO3)3(aq) + KOH(aq) = Fe(OH)3(s) + KNO3(aq) =>
Fe(NO3)3(aq) + 3 KOH(aq) = Fe(OH)3(s) + 3 KNO3(aq)
Fe(NO3)3(aq) + NaOH(aq) = Fe(OH)3(s) + NaNO3(aq) =>
Fe(NO3)3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaNO3(aq)
Fe(NO3)3*9H2O + Gd(NO3)3*6H2O + C6H8O7 = Fe2GdO4 + H2O + N2 + CO2 =>
36 Fe(NO3)3*9H2O + 18 Gd(NO3)3*6H2O + 46 C6H8O7 = 18 Fe2GdO4 + 616 H2O + 81 N2 + 276 CO2
FeSO3 + HNO3 = Fe(NO3)3 + SO2 + NO2 + H2O =>
FeSO3 + 4 HNO3 = Fe(NO3)3 + SO2 + NO2 + 2 H2O
Co(NO3)2 + Zn2 = Zn(NO3)2 + Co2 =>
2 Co(NO3)2 + Zn2 = 2 Zn(NO3)2 + Co2
C + H2SO4 = H2SO3 + CO2 =>
C + 2 H2SO4 = 2 H2SO3 + CO2
AlCl3 + Na = NaAl + Cl2 =>
2 AlCl3 + 2 Na = 2 NaAl + 3 Cl2
Fe(NO3)3 + Sr = Sr(NO3)3 + Fe =>
Fe(NO3)3 + Sr = Sr(NO3)3 + Fe
Fe(No3)2 + KCN = Fe(CN)2 + KNo3 =>
Fe(No3)2 + 2 KCN = Fe(CN)2 + 2 KNo3
Al + C = Al4C3 =>
4 Al + 3 C = Al4C3
NH3 + NaCl + H2CO3 = NaHCO3(aq) + NH4Cl(aq) =>
NH3 + NaCl + H2CO3 = NaHCO3(aq) + NH4Cl(aq)
Ba + H2O = Ba(O)2 + H2 =>
Ba + 2 H2O = Ba(O)2 + 2 H2
NO3{-} + H{+} + Cl{-} = NO + H2O + Cl2 =>
2 NO3{-} + 8 H{+} + 6 Cl{-} = 2 NO + 4 H2O + 3 Cl2
Fe(OH)3 + H3PO4 = FePO4 + H2O =>
Fe(OH)3 + H3PO4 = FePO4 + 3 H2O
Fe(OH)3 + H3PO3 = Fe(H2PO3)3 + H2O =>
Fe(OH)3 + 3 H3PO3 = Fe(H2PO3)3 + 3 H2O
Br2SO4 + NH4OH = BrOH + (NH4)2SO4 =>
Br2SO4 + 2 NH4OH = 2 BrOH + (NH4)2SO4
As + CO = As2O3 + C =>
2 As + 3 CO = As2O3 + 3 C
Na2AsO2 + I2 + NaHCO3 = Na2AsO3 + NaI + CO2 + H2O =>
Na2AsO2 + I2 + 2 NaHCO3 = Na2AsO3 + 2 NaI + 2 CO2 + H2O
Fe(SO4) + HBrO + H2SO4 = Fe2(SO4)3 + HBr + H2O =>
2 Fe(SO4) + HBrO + H2SO4 = Fe2(SO4)3 + HBr + H2O
Fe(SCN)6 + NaF = FeF6 + Na(SCN) =>
Fe(SCN)6 + 6 NaF = FeF6 + 6 Na(SCN)
Al(s) + H2SO4(aq) = H2(g) + Al2(SO4)2(aq) =>
2 Al(s) + 2 H2SO4(aq) = 2 H2(g) + Al2(SO4)2(aq)
KNO2 + H3PO4 = K3PO4 + HNO2 =>
3 KNO2 + H3PO4 = K3PO4 + 3 HNO2
C3H10N2O2 + NCO = C4H10N3O3 =>
C3H10N2O2 + NCO = C4H10N3O3
Na2Cr2O7 + K = K2Cr2O7 + Na =>
Na2Cr2O7 + 2 K = K2Cr2O7 + 2 Na
Na + AlCO3 = Na2CO3 + Al =>
2 Na + AlCO3 = Na2CO3 + Al
Fe2(NO3)2 + KI2 = Fe2(I2)2 + K(NO3) =>
Fe2(NO3)2 + 2 KI2 = Fe2(I2)2 + 2 K(NO3)
Ba(NO3)2 + H2 + SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2 + SO4 = BaSO4 + 2 HNO3
ZnBr2(aq) + LiOH(aq) = Zn(OH)2 + LiBr =>
ZnBr2(aq) + 2 LiOH(aq) = Zn(OH)2 + 2 LiBr
Fe(g) + O2(g) = Fe2O3(s) =>
4 Fe(g) + 3 O2(g) = 2 Fe2O3(s)
KMnO4 + K2SO3 + H2SO4 = MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 K2SO3 + 3 H2SO4 = 2 MnSO4 + 6 K2SO4 + 3 H2O
C3H18 + O2 = H2O + CO =>
C3H18 + 6 O2 = 9 H2O + 3 CO
Si + P = Si3P4 =>
3 Si + 4 P = Si3P4
In2(SO4)3*3H2O = In2(OH)3 + SO4 + H =>
In2(SO4)3*3H2O = In2(OH)3 + 3 SO4 + 3 H
CuO + CHCl3 = CuCl2 + CO2 + Cu + H2O =>
5 CuO + 2 CHCl3 = 3 CuCl2 + 2 CO2 + 2 Cu + H2O
Fe(s) + CO2(g) = Fe2O3(s) + CO(s) =>
2 Fe(s) + 3 CO2(g) = Fe2O3(s) + 3 CO(s)
Pb(NO3)2 + H3 + As04 = PbHAs04 + HNO3 =>
Pb(NO3)2 + H3 + As04 = PbHAs04 + 2 HNO3
C10H14N2Na2O8 + Ca = CaC10H14N2Na2O8 =>
C10H14N2Na2O8 + Ca = CaC10H14N2Na2O8
H3PO4 + (NH4)2S = H2S + (NH4)3PO4 =>
2 H3PO4 + 3(NH4)2S = 3 H2S + 2(NH4)3PO4
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Équations équilibrées sur01/30/25
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