| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H3Br3 + 2 O2 = 3 HBr + 2 CO2
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2 + H2O(l) =>
NaHCO3(s) + HCl(aq) = NaCl(aq) + CO2 + H2O(l)
CuSO4 + Zn = Cu2Zn2 + (SO4)2 =>
2 CuSO4 + 2 Zn = Cu2Zn2 + (SO4)2
CH3COONa + Mg(OH)2 = (CH3COO)2Mg + NaOH =>
2 CH3COONa + Mg(OH)2 = (CH3COO)2Mg + 2 NaOH
H2O2 + K3FeCN6 = O2 + K4FeCN6 + K2H2FeCN6 =>
H2O2 + 2 K3FeCN6 = O2 + K4FeCN6 + K2H2FeCN6
MoS2 + HNO3 = H2MoO4 + NO + H2SO4 =>
MoS2 + 6 HNO3 = H2MoO4 + 6 NO + 2 H2SO4
NAlO3 + SO2 + H2O = NAl + H2SO4 =>
NAlO3 + 3 SO2 + 3 H2O = NAl + 3 H2SO4
C3H4 + KMnO4 + H2O = C3H3(OH)3 + MnO2 + KOH =>
3 C3H4 + 4 KMnO4 + 5 H2O = 3 C3H3(OH)3 + 4 MnO2 + 4 KOH
Al2(CO3)3 + HI = AlI3 + CO2 + H2O =>
Al2(CO3)3 + 6 HI = 2 AlI3 + 3 CO2 + 3 H2O
ArOH + Na2CO3 = ArONa2 + HCO3 =>
ArOH + Na2CO3 = ArONa2 + HCO3
CH3COOH + (CH3)3N = CH2COOH + (CH3)3NH =>
CH3COOH + (CH3)3N = CH2COOH + (CH3)3NH
RuCl3*H2O + P(C6H5)3 + CH2O = [RuClH(CO)(P(C6H5)3)3] + HCl + H2O + Cl2 =>
2 RuCl3*H2O + 6 P(C6H5)3 + 2 CH2O = 2[RuClH(CO)(P(C6H5)3)3] + 2 HCl + 2 H2O + Cl2
Cl2O3 = Cl4O6 =>
2 Cl2O3 = Cl4O6
Ir + F2 = IrF3 =>
2 Ir + 3 F2 = 2 IrF3
PbCl2 + H2SO4 = Pb(HSO4)2 + HCl =>
PbCl2 + 2 H2SO4 = Pb(HSO4)2 + 2 HCl
NH3 + AlCl3 = AlN + HCl =>
NH3 + AlCl3 = AlN + 3 HCl
NaCl + Ca2 = CaCl + Na =>
2 NaCl + Ca2 = 2 CaCl + 2 Na
BaO + Cr2O3 = Ba(CrO2)2 =>
BaO + Cr2O3 = Ba(CrO2)2
NH3 + O2 = NO2 + H2H2O =>
8 NH3 + 11 O2 = 8 NO2 + 6 H2H2O
FeBr3 = Br + Fe =>
FeBr3 = 3 Br + Fe
K2MnO4 + CH3CH2OH + H2SO4 = MnSO4 + K2SO4 + CH3COO + H2O =>
5 K2MnO4 + 4 CH3CH2OH + 10 H2SO4 = 5 MnSO4 + 5 K2SO4 + 4 CH3COO + 16 H2O
H3PO3 + KMnO4 + HCl = H3PO4 + MnO2 + KCl + H2O =>
3 H3PO3 + 2 KMnO4 + 2 HCl = 3 H3PO4 + 2 MnO2 + 2 KCl + H2O
C2H5CHO + Cu(OH)2 = C2H5COOH + CuOH + H2O =>
C2H5CHO + 2 Cu(OH)2 = C2H5COOH + 2 CuOH + H2O
P3N5 + SrCl2 + Li3N = SrP2N4 + LiCl =>
2 P3N5 + 3 SrCl2 + 2 Li3N = 3 SrP2N4 + 6 LiCl
HNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
2 HNO3 + 6 FeSO4 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
HCrO2 + KOH = KCrO2 + H2O =>
HCrO2 + KOH = KCrO2 + H2O
BaO + Fe(MnO4)3 = Fe2O3 + Ba(MnO4)2 =>
3 BaO + 2 Fe(MnO4)3 = Fe2O3 + 3 Ba(MnO4)2
CrCl3 + KOH = Cr(OH)3 + KCl =>
CrCl3 + 3 KOH = Cr(OH)3 + 3 KCl
CaCO3(s) + HCl(aq) = CaCl2(s) + CO2(g) + H2O(aq) =>
CaCO3(s) + 2 HCl(aq) = CaCl2(s) + CO2(g) + H2O(aq)
HCl + Fe(OH)3 = FeCl3 + H2O =>
3 HCl + Fe(OH)3 = FeCl3 + 3 H2O
LiPO4 = P4 + Li + O2 =>
4 LiPO4 = P4 + 4 Li + 8 O2
NBr3 + NaHO = N2 + NaBr + HBrO =>
2 NBr3 + 3 NaHO = N2 + 3 NaBr + 3 HBrO
PbS(s) + O2(g) = PbO(s) + SO2(l) =>
2 PbS(s) + 3 O2(g) = 2 PbO(s) + 2 SO2(l)
(NH4)2SO4(aq) + NaOH(aq) = Na2SO4(s) + H2O(l) + NH3(g) =>
(NH4)2SO4(aq) + 2 NaOH(aq) = Na2SO4(s) + 2 H2O(l) + 2 NH3(g)
ZnO = Zn + O2 = ZnO =>
2 ZnO = 2 Zn + O2
Mg(s) + CrCl3(s) = MgCl(s) + Cr(s) =>
3 Mg(s) + CrCl3(s) = 3 MgCl(s) + Cr(s)
Ag(NO3) + LiBr = AgBr + Li(NO3) =>
Ag(NO3) + LiBr = AgBr + Li(NO3)
Rb + N2 = Rb3N2 =>
3 Rb + N2 = Rb3N2
HAsO3{2-} + S2O8{2-} + H2O = H2AsO4{-} + SO4{2-} + H{+} =>
HAsO3{2-} + S2O8{2-} + H2O = H2AsO4{-} + 2 SO4{2-} + H{+}
K2Cr2O7 + C6H86 = Cr2O3 + K2O + CO2 + H2O =>
55 K2Cr2O7 + 3 C6H86 = 55 Cr2O3 + 55 K2O + 18 CO2 + 129 H2O
Cu{2+} + H2 + OH{-} = Cu{+} + H2O =>
2 Cu{2+} + H2 + 2 OH{-} = 2 Cu{+} + 2 H2O
S + Cl2(l) + NaF(s) = SF4(g) + NaCl(s) =>
S + 2 Cl2(l) + 4 NaF(s) = SF4(g) + 4 NaCl(s)
CH2(COOH)2 + O2 = CO2 + H2O =>
CH2(COOH)2 + 2 O2 = 3 CO2 + 2 H2O
CS + H2O = CSO2 + H =>
CS + 2 H2O = CSO2 + 4 H
Mg + PbSO4 = MgSO4 + Pb =>
Mg + PbSO4 = MgSO4 + Pb
As25 + KBrO3 + H2O = KBr + H3AsO4 =>
6 As25 + 125 KBrO3 + 225 H2O = 125 KBr + 150 H3AsO4
Li2O + HCl = Li2Cl2 + H2O =>
Li2O + 2 HCl = Li2Cl2 + H2O
HCIO = HCI + O =>
HCIO = HCI + O
BeO + CuCl2 = BeCl2 + CuO =>
BeO + CuCl2 = BeCl2 + CuO
LiHCl = H2 + LiCl =>
2 LiHCl = H2 + 2 LiCl
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Équations équilibrées sur11/22/24
Équations équilibrées sur12/22/23
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