| Équations équilibrées la veille |
CaH2 + H3PO4 = CaHPO4 + 2 H2
Ni(NO3)2 + Na2SO4 = Ni(SO4) + Na2(NO3)2 =>
Ni(NO3)2 + Na2SO4 = Ni(SO4) + Na2(NO3)2
K2Cr2O7 + HI + HCIO4 = KCIO4 + Cr(CIO4)3 + I2 + H2O =>
K2Cr2O7 + 6 HI + 8 HCIO4 = 2 KCIO4 + 2 Cr(CIO4)3 + 3 I2 + 7 H2O
H3BO3(aq) + NaOH(aq) = H2O(l) + Na3BO3(aq) =>
H3BO3(aq) + 3 NaOH(aq) = 3 H2O(l) + Na3BO3(aq)
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
CoH2 + O2 = Co2O3 + H2O =>
4 CoH2 + 5 O2 = 2 Co2O3 + 4 H2O
(NH4)2CO3 + Al(OH)3 = NH4OH + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(OH)3 = 6 NH4OH + Al2(CO3)3
Mg2 + Cu(SO4) = Mg(SO4) + Cu =>
Mg2 + 2 Cu(SO4) = 2 Mg(SO4) + 2 Cu
Ca + Ni(NO3)2 = Ca(NO3)2 + Ni =>
Ca + Ni(NO3)2 = Ca(NO3)2 + Ni
Fe2(SO4)3 + NaCl = Na2SO4 + FeCl3 =>
Fe2(SO4)3 + 6 NaCl = 3 Na2SO4 + 2 FeCl3
Si + HNO3 = H2SiO3 + NO2 + H2O =>
Si + 4 HNO3 = H2SiO3 + 4 NO2 + H2O
Zn + Br = ZnBr4 =>
Zn + 4 Br = ZnBr4
HNCO(l) = C3N3(NH2)3(l) + CO2 =>
6 HNCO(l) = C3N3(NH2)3(l) + 3 CO2
Ag2SO4 + BaCl2 = BaSO4(s) + AgCl(s) =>
Ag2SO4 + BaCl2 = BaSO4(s) + 2 AgCl(s)
Ca + Ni(NO3)2 = Ca(NO3)2 + Ni =>
Ca + Ni(NO3)2 = Ca(NO3)2 + Ni
Cu + HNO3 = Cu(NO32)2 + NO2 + H2O =>
Cu + 120 HNO3 = Cu(NO32)2 + 118 NO2 + 60 H2O
RbOH + N2O5 = RbNO3 + H2O =>
2 RbOH + N2O5 = 2 RbNO3 + H2O
Sb + CI2 = SbCI2 =>
Sb + CI2 = SbCI2
Be(OH)2 + CO2 = BeCO3 + H2O =>
Be(OH)2 + CO2 = BeCO3 + H2O
Nb + H2 = NbH5 =>
2 Nb + 5 H2 = 2 NbH5
Al2(SO4)3 + Sn = SnSO4 + Al =>
Al2(SO4)3 + 3 Sn = 3 SnSO4 + 2 Al
C7H6O3 + C4H6O3 = C9H8O4 =>
11 C7H6O3 + C4H6O3 = 9 C9H8O4
Fe2(SO4)3 + Ba(OH)2 = Fe(OH)3 + BaSO4 =>
Fe2(SO4)3 + 3 Ba(OH)2 = 2 Fe(OH)3 + 3 BaSO4
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Ag(HCO3)2 = AgO + CO2 + H2O =>
Ag(HCO3)2 = AgO + 2 CO2 + H2O
FeCl3 + CH3COONa = FeNa3 + CH3COOCl =>
FeCl3 + 3 CH3COONa = FeNa3 + 3 CH3COOCl
HCl + H2SO4 = Cl2 + H2O + SO2 =>
2 HCl + H2SO4 = Cl2 + 2 H2O + SO2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
HNO3(aq) + CaSO3(s) = Ca(NO3)2(aq) + SO2(g) + H2O(l) =>
2 HNO3(aq) + CaSO3(s) = Ca(NO3)2(aq) + SO2(g) + H2O(l)
PbSO4 + HBr = PbBr2 + H2SO4 =>
PbSO4 + 2 HBr = PbBr2 + H2SO4
CH3COOH + C2H5OH = CH3OH + C2H2COOH =>
7 CH3COOH + 4 C2H5OH = 10 CH3OH + 4 C2H2COOH
PhO2 + HCl = PhCl2 + Cl2 + H2O =>
PhO2 + 4 HCl = PhCl2 + Cl2 + 2 H2O
H2S(g) + CuCl2(aq) = CuS(s) + HCl =>
H2S(g) + CuCl2(aq) = CuS(s) + 2 HCl
NaOH + P2O5 + H2O = NaH2PO4 =>
2 NaOH + P2O5 + H2O = 2 NaH2PO4
NaI + HNO3 = NaNO3 + NaNO2 + I2 + H2O =>
2 NaI + 2 HNO3 = NaNO3 + NaNO2 + I2 + H2O
CuO + ClH = CuCl2 + H2O =>
CuO + 2 ClH = CuCl2 + H2O
Cu + AgNO3 = Cu2AgNO3 =>
2 Cu + AgNO3 = Cu2AgNO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
KCl + Cs = CsCl + K =>
KCl + Cs = CsCl + K
F2(g) + Br{-}(aq) = F{-}(aq) + Br2(l) =>
F2(g) + 2 Br{-}(aq) = 2 F{-}(aq) + Br2(l)
C7H7NO2 + H2O = H3O + C7H6NO2 =>
C7H7NO2 + H2O = H3O + C7H6NO2
(NH4)HCO3 + H3PO4 = (NH4)2HPO4 + H2O + CO2 =>
2(NH4)HCO3 + H3PO4 = (NH4)2HPO4 + 2 H2O + 2 CO2
CrO4{2-} + S{5-} + H2O = Cr(OH)3 + S(s) + OH{-} =>
5 CrO4{2-} + 3 S{5-} + 20 H2O = 5 Cr(OH)3 + 3 S(s) + 25 OH{-}
Cd3(PO4)2 + SiO2 + C = CdSiO3 + P4 + CO =>
2 Cd3(PO4)2 + 6 SiO2 + 10 C = 6 CdSiO3 + P4 + 10 CO
HMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 HMnO4 + 8 KOH = 4 K2MnO4 + O2 + 6 H2O
SnBr2 + KOH = Sn(OH)2 + KBr =>
SnBr2 + 2 KOH = Sn(OH)2 + 2 KBr
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
Zn + CrCl3 = CrCl + ZnCl2 =>
Zn + CrCl3 = CrCl + ZnCl2
BiCl5 = Bi + Cl2 =>
2 BiCl5 = 2 Bi + 5 Cl2
FeO(s) + Fe2O3(s) = Fe3O4(s) =>
FeO(s) + Fe2O3(s) = Fe3O4(s)
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Équations équilibrées sur10/29/24
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