| Équations équilibrées la veille |
H3AsO4 + 4 Zn + 4 H2SO3 = AsH3 + 4 ZnSO3 + 4 H2O
Al3 + CuCl2 = AlCl2 + Cu =>
Al3 + 3 CuCl2 = 3 AlCl2 + 3 Cu
CuCl2 + KI + KSCN = CuSCN + I2 + KCl =>
2 CuCl2 + 2 KI + 2 KSCN = 2 CuSCN + I2 + 4 KCl
KHCO3 + Zn(OH)2 = KOH + Zn(HCO3)2 =>
2 KHCO3 + Zn(OH)2 = 2 KOH + Zn(HCO3)2
CuCl2 + NaHCO3 = NaCl + CuCO3 + H2O + CO2 =>
CuCl2 + 2 NaHCO3 = 2 NaCl + CuCO3 + H2O + CO2
NO2 + H2SO4 = HNO3 + SO2 =>
2 NO2 + H2SO4 = 2 HNO3 + SO2
LiOH + TiO2 = Li2TiO3 + H2O =>
2 LiOH + TiO2 = Li2TiO3 + H2O
Sr(OH)2 + CO2 = SrCO3 + H2O =>
Sr(OH)2 + CO2 = SrCO3 + H2O
Na2O + HClO = NaClO + H2O =>
Na2O + 2 HClO = 2 NaClO + H2O
CHCl3 + K2Cr2O7 + H2SO4 = Cr2(SO3)3 + K2SO3 + Cl2 + H2O + CO2 =>
14 CHCl3 + 5 K2Cr2O7 + 20 H2SO4 = 5 Cr2(SO3)3 + 5 K2SO3 + 21 Cl2 + 27 H2O + 14 CO2
V3{+} + MnO4{-} + H{+} = VO2{+} + Mn2{+} + H2O =>
13 V3{+} + 28 MnO4{-} + 68 H{+} = 39 VO2{+} + 14 Mn2{+} + 34 H2O
CH3Cl + KOH = CH3OH + KCl =>
CH3Cl + KOH = CH3OH + KCl
ClO2 + OH{-} = ClO2{-} + ClO3 + H2 =>
4 ClO2 + 2 OH{-} = 2 ClO2{-} + 2 ClO3 + H2
FeCl2 + O2 + H2O = Fe2O3 + HCl =>
4 FeCl2 + O2 + 4 H2O = 2 Fe2O3 + 8 HCl
Zn(OH)2 + HC2H3O2 = H3O2 + ZnC2H3O2 =>
Zn(OH)2 + HC2H3O2 = H3O2 + ZnC2H3O2
VO4{-3} + Fe{+2} + H{+} = VO{+2} + Fe{+3} + H2O =>
VO4{-3} + Fe{+2} + 6 H{+} = VO{+2} + Fe{+3} + 3 H2O
CoSO4 + KL + KLO3 + H2O = Co(OH)2 + K2SO4 + L2 =>
3 CoSO4 + 5 KL + KLO3 + 3 H2O = 3 Co(OH)2 + 3 K2SO4 + 3 L2
NiSO4NH4OH = NiOHNH4SO4 =>
NiSO4NH4OH = NiOHNH4SO4
F + U = FU =>
F + U = FU
ClO{-} + S2O3 = Cl{-} + SO4 =>
5 ClO{-} + S2O3 = 5 Cl{-} + 2 SO4
P4 + NaOH + H2O = PH3 + NaH2PO2 =>
P4 + 3 NaOH + 3 H2O = PH3 + 3 NaH2PO2
Mg + Fe{2+} = MgFe{2+} =>
Mg + Fe{2+} = MgFe{2+}
C2O4{2-} + H{+} = CHO2{-} + CO2 =>
C2O4{2-} + H{+} = CHO2{-} + CO2
NaBH4(s) + HCl(aq) = NaBCl4(aq) + H2(g) =>
NaBH4(s) + 4 HCl(aq) = NaBCl4(aq) + 4 H2(g)
CaC = Ca + C =>
CaC = Ca + C
MnCO3 + HCOOH + H2O = Mn(COOH)2*2H2O + CO2 =>
MnCO3 + 2 HCOOH + H2O = Mn(COOH)2*2H2O + CO2
Cl2 + H2O + As2O3 = H3AsO4 + HCl =>
2 Cl2 + 5 H2O + As2O3 = 2 H3AsO4 + 4 HCl
C3H6O3 + NaOH = CHONa + H2O =>
C3H6O3 + 3 NaOH = 3 CHONa + 3 H2O
Mn(NO3)2 + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2 =>
2 Mn(NO3)2 + 4 PbO2 + 4 HNO3 = 2 HMnO4 + 4 Pb(NO3)2 + H2
BrO3{-} + NH3 = Br{-} + N2 + H2O =>
BrO3{-} + 2 NH3 = Br{-} + N2 + 3 H2O
Ca(NO3)2 + Mg3(PO4)2 = Ca3(PO4)2 + Mg(NO3)2 =>
3 Ca(NO3)2 + Mg3(PO4)2 = Ca3(PO4)2 + 3 Mg(NO3)2
Zn + H2SO4(k) = ZnO + H2O + S =>
3 Zn + H2SO4(k) = 3 ZnO + H2O + S
C2H5OH + CH3COOH = CH3COOHCH2CH3 + H2O =>
5 C2H5OH + 3 CH3COOH = 4 CH3COOHCH2CH3 + 3 H2O
Cd2O3 = Cd + O2 =>
2 Cd2O3 = 4 Cd + 3 O2
HCH3COO(aq) + NaHCO3(aq) = NaCH3COO(aq) + H2O(l) + CO2(g) =>
HCH3COO(aq) + NaHCO3(aq) = NaCH3COO(aq) + H2O(l) + CO2(g)
CdCl2 + NaOH = Cd(OH)2 + NaCl =>
CdCl2 + 2 NaOH = Cd(OH)2 + 2 NaCl
CaCO3 + H2CO3 = Ca(OH)2 + (CO2)2 =>
CaCO3 + H2CO3 = Ca(OH)2 + (CO2)2
Na2SnO2 + H2O = SnO + NaOH =>
Na2SnO2 + H2O = SnO + 2 NaOH
BaO + HF = BaF + H2 + O2 =>
2 BaO + 2 HF = 2 BaF + H2 + O2
Au + LiOH = Au(OH)3 + Li =>
Au + 3 LiOH = Au(OH)3 + 3 Li
ClO2 = Cl2 + O2 =>
2 ClO2 = Cl2 + 2 O2
Zn + CaO = ZnO + Ca =>
Zn + CaO = ZnO + Ca
Al2(SO4)3 + Ca3(PO4)2 = AlPO4 + CaSO4 =>
Al2(SO4)3 + Ca3(PO4)2 = 2 AlPO4 + 3 CaSO4
Mg(Cl)2 + AgNO3 = Mg(NO3) + Ag(Cl)2 =>
Mg(Cl)2 + AgNO3 = Mg(NO3) + Ag(Cl)2
C2H2 + Na = C2H2Na =>
C2H2 + Na = C2H2Na
C2H4 + CH3CO2H = CH3CO2C2H5 =>
C2H4 + CH3CO2H = CH3CO2C2H5
FeCl2 + CO2 = FeO2 + CCl2 =>
FeCl2 + CO2 = FeO2 + CCl2
CS2 + CO2 = CO + SO2 =>
CS2 + 5 CO2 = 6 CO + 2 SO2
KNO2 + AlI3 + H2SO4 = I2 + Al2(SO4)3 + NO + K2SO4 + H2O =>
6 KNO2 + 2 AlI3 + 6 H2SO4 = 3 I2 + Al2(SO4)3 + 6 NO + 3 K2SO4 + 6 H2O
AsCl3 + HOH = HCl + As(OH)3 =>
AsCl3 + 3 HOH = 3 HCl + As(OH)3
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Équations équilibrées sur12/11/24
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