| Équations équilibrées la veille |
2 HFO3 + Fe = Fe(FO3)2 + H2
KI + NaClO3 + H2SO4 = KI3 + Cl2 + Na2SO4 + K2SO4 + H2O =>
15 KI + 2 NaClO3 + 6 H2SO4 = 5 KI3 + Cl2 + Na2SO4 + 5 K2SO4 + 6 H2O
SrCl2 + NaI = NaCl + SrI2 =>
SrCl2 + 2 NaI = 2 NaCl + SrI2
CrO + Br2 = CrBr3 + Cr2O3 =>
6 CrO + 3 Br2 = 2 CrBr3 + 2 Cr2O3
NH4 + HNO3 = NH4(NO3) + H2 =>
2 NH4 + 2 HNO3 = 2 NH4(NO3) + H2
Cu(NO3)2 + (NH4)3P = NH4NO3 + Cu3P2 =>
3 Cu(NO3)2 + 2(NH4)3P = 6 NH4NO3 + Cu3P2
(NH4)6Mo7O24 + SnCl2 + HCl = Mo5O14 + H2SnCl6 + NH4Cl + H2O =>
5(NH4)6Mo7O24 + 7 SnCl2 + 58 HCl = 7 Mo5O14 + 7 H2SnCl6 + 30 NH4Cl + 22 H2O
K2SiO3 + CO2 + H2O = KHCO3 + H2SiO3 =>
K2SiO3 + 2 CO2 + 2 H2O = 2 KHCO3 + H2SiO3
Ca(CH3COO)2 + (NH4)3PO4 = NH4(CH3COO) + Ca3(PO4)2 =>
3 Ca(CH3COO)2 + 2(NH4)3PO4 = 6 NH4(CH3COO) + Ca3(PO4)2
FeI3 + Na3PO4 = FePO4 + Na3I3 =>
FeI3 + Na3PO4 = FePO4 + Na3I3
HBrO + NO + H2O = Br{-} + NO3{-} + H{+} =>
3 HBrO + 2 NO + H2O = 3 Br{-} + 2 NO3{-} + 5 H{+}
HCl(aq) + Na2S = H2S(aq) + NaCl =>
2 HCl(aq) + Na2S = H2S(aq) + 2 NaCl
(NH4)3PO4 + NaOH = H2O + NH3 + Na3PO4 =>
(NH4)3PO4 + 3 NaOH = 3 H2O + 3 NH3 + Na3PO4
SH2 + SO2 = S8 + H2O =>
16 SH2 + 8 SO2 = 3 S8 + 16 H2O
Pb + Na = Na4Pb9 =>
9 Pb + 4 Na = Na4Pb9
Vanadium(iii)chloride + Na + CO = V(CO)6 + NaCl =>
VCl3 + 3 Na + 6 CO = V(CO)6 + 3 NaCl
Zn(CH3COO)2 + H2SO4 = ZnSO4 + CH3COOH =>
Zn(CH3COO)2 + H2SO4 = ZnSO4 + 2 CH3COOH
BaO + HBr = BaHBr + O =>
BaO + HBr = BaHBr + O
HCOONa + Ag2O = Ag + NaHCO3 =>
HCOONa + Ag2O = 2 Ag + NaHCO3
GaCl3 + N2 = GaN + NCl3 =>
GaCl3 + N2 = GaN + NCl3
H3PO4 + Sr(OH)2 = SrPO4 + H3(OH)2 =>
H3PO4 + Sr(OH)2 = SrPO4 + H3(OH)2
PbO + KOH + H2O = KPbO3H3 =>
PbO + KOH + H2O = KPbO3H3
C1H3O + O2 = CO2 + H2O =>
4 C1H3O + 5 O2 = 4 CO2 + 6 H2O
AgI + HCl = AgCl + I{-} + H{+} =>
AgI + HCl = AgCl + I{-} + H{+}
K + Ba3P2 = K3P + Ba =>
6 K + Ba3P2 = 2 K3P + 3 Ba
MnO4({-}) + H2S = MnO2({-}) + S8 + H2O =>
4 MnO4({-}) + 8 H2S = 4 MnO2({-}) + S8 + 8 H2O
CnPO4 + CaCl2 = CnCl3 + Ca3(PO4)2 =>
2 CnPO4 + 3 CaCl2 = 2 CnCl3 + Ca3(PO4)2
HNO3(s) + Na2O(aq) = NaNO3 + H2O =>
2 HNO3(s) + Na2O(aq) = 2 NaNO3 + H2O
Cd + H{+} = Cd2{+} + H2 =>
4 Cd + 2 H{+} = 2 Cd2{+} + H2
H{+} + I{-} + IO{-}3 = I2 + H2O =>
2 H{+} + I{-} + IO{-}3 = I2 + H2O
C8H10N4O2 + KOH = K + H2O + C8H9N4O2 =>
C8H10N4O2 + KOH = K + H2O + C8H9N4O2
C3H4O4 + BrO3 = Br + CO2 + H2O =>
3 C3H4O4 + 4 BrO3 = 4 Br + 9 CO2 + 6 H2O
Al + Cu(Cl2)2 = Cu + AlCl3 =>
4 Al + 3 Cu(Cl2)2 = 3 Cu + 4 AlCl3
CuSO4 + Na2SO4 = CuNa2 + SO4 =>
CuSO4 + Na2SO4 = CuNa2 + 2 SO4
Na(C7H5O3) + Fe(NO3)3 = Fe(C7H5O3)6 + NO3 + Na =>
6 Na(C7H5O3) + Fe(NO3)3 = Fe(C7H5O3)6 + 3 NO3 + 6 Na
Pb + MgSO4 = PbMg + SO4 =>
Pb + MgSO4 = PbMg + SO4
Hg2I2(s) = Hg + I =>
Hg2I2(s) = 2 Hg + 2 I
(NH4)2CO3 + CuSO4 = CuCO3 + NH3 + H2SO4 =>
(NH4)2CO3 + CuSO4 = CuCO3 + 2 NH3 + H2SO4
LiCIO3 = LiCI + O2 =>
2 LiCIO3 = 2 LiCI + 3 O2
MgAl + Sr(NO3)2 = SrO + MgO + Al2O3 + N2 =>
2 MgAl + Sr(NO3)2 = SrO + 2 MgO + Al2O3 + N2
CH4 + HS2 = CS2 + H2 =>
2 CH4 + 2 HS2 = 2 CS2 + 5 H2
FeCl2 + H2O2 + HCl = FeCl23 + H2O =>
2 FeCl2 + 21 H2O2 + 42 HCl = 2 FeCl23 + 42 H2O
Cd(OH)2 + NH3 = [Cd(NH3)4]{2+} + OH{-} =>
Cd(OH)2 + 4 NH3 = [Cd(NH3)4]{2+} + 2 OH{-}
K2Cr2O7 + CH3CH2OH + H2SO4 = CH3COOH + H2O + K2SO4 + Cr2(SO4)3 =>
2 K2Cr2O7 + 3 CH3CH2OH + 8 H2SO4 = 3 CH3COOH + 11 H2O + 2 K2SO4 + 2 Cr2(SO4)3
(NH4)2SO4 + NaI = (NH4)2I + Na(SO4) =>
(NH4)2SO4 + NaI = (NH4)2I + Na(SO4)
Ca(SCN)2 + Al2(CO3)3 = Ca(CO3)3 + Al(SCN) =>
Ca(SCN)2 + Al2(CO3)3 = Ca(CO3)3 + 2 Al(SCN)
KCr(SO4)2*12H2O + KOH = K3[Cr(OH)6] + K2SO4 + H2O =>
KCr(SO4)2*12H2O + 6 KOH = K3[Cr(OH)6] + 2 K2SO4 + 12 H2O
CuF2 + AgNO3 = Cu(NO3)2 + AgF =>
CuF2 + 2 AgNO3 = Cu(NO3)2 + 2 AgF
NaOH(aq) + HCl = NaCl(aq) + H2O(l) =>
NaOH(aq) + HCl = NaCl(aq) + H2O(l)
CuSO4(s) + SO2(l) + NaCl(s) + H2O(l) = CuCl(s) + Na2SO4(s) + H2SO4(l) =>
2 CuSO4(s) + SO2(l) + 2 NaCl(s) + 2 H2O(l) = 2 CuCl(s) + Na2SO4(s) + 2 H2SO4(l)
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