| Équations équilibrées la veille | Équations équilibrées le lendemain |
Sn{2+} + 2 Hg{2+} = Sn{4+} + Hg2{2+}
Cu + HCl = H[CuCl2] + H2 =>
2 Cu + 4 HCl = 2 H[CuCl2] + H2
Ba(OCl)2 + HCl = BaCl2 + Cl2 + H2O =>
Ba(OCl)2 + 4 HCl = BaCl2 + 2 Cl2 + 2 H2O
Pb(NO3)2 + Na2CrO4 = Pb2CrO4 + Na + NO3 =>
2 Pb(NO3)2 + Na2CrO4 = Pb2CrO4 + 2 Na + 4 NO3
K2S2O8 + KOH + I2 = K2SO4 + KIO3 + H2O =>
5 K2S2O8 + 12 KOH + I2 = 10 K2SO4 + 2 KIO3 + 6 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
NH4VO3 + SnCl2 + HCl = VOCl2 + H2SnCl6 + NH4Cl + H2O =>
2 NH4VO3 + SnCl2 + 10 HCl = 2 VOCl2 + H2SnCl6 + 2 NH4Cl + 4 H2O
LiOH + HNO3 = LiH + OHNO3 =>
LiOH + HNO3 = LiH + OHNO3
(NH4)2S + SbCl5 = Sb2S5 + NH4Cl =>
5(NH4)2S + 2 SbCl5 = Sb2S5 + 10 NH4Cl
Pb(C2H3O2)2(aq) + H2O + CO2(g) = PbCO3(s) + HC2H3O2(aq) =>
Pb(C2H3O2)2(aq) + H2O + CO2(g) = PbCO3(s) + 2 HC2H3O2(aq)
Mg3N2(s) + H2SO4(ac) = MgSO4(ac) + (NH4)2SO4(ac) =>
Mg3N2(s) + 4 H2SO4(ac) = 3 MgSO4(ac) + (NH4)2SO4(ac)
BaCl + NaSO4 = BaSO4 + NaCl =>
BaCl + NaSO4 = BaSO4 + NaCl
FeSO4(aq) + K3[Fe(CN)6](aq) = KFe2(CN)6(s) + K2SO4(aq) =>
FeSO4(aq) + K3[Fe(CN)6](aq) = KFe2(CN)6(s) + K2SO4(aq)
HS{-} + H2O = S{2-} + H3O{+} =>
HS{-} + H2O = S{2-} + H3O{+}
Zn + HNO3 = Zn(NO3) + NH3 + H2O =>
8 Zn + 9 HNO3 = 8 Zn(NO3) + NH3 + 3 H2O
Ba(NO2)2 + KMnO4 + H2SO4 = Ba(NO3)2 + K2SO4 + MnSO4 + H2O =>
5 Ba(NO2)2 + 4 KMnO4 + 6 H2SO4 = 5 Ba(NO3)2 + 2 K2SO4 + 4 MnSO4 + 6 H2O
CH3O + Cr2O72{-} + H{+} = CHO + Cr3{+} + H2O =>
427 CH3O + 6 Cr2O72{-} + 10 H{+} = 427 CHO + 4 Cr3{+} + 432 H2O
NaOH(aq) + KCl(aq) = NaCl(aq) + KOH(aq) =>
NaOH(aq) + KCl(aq) = NaCl(aq) + KOH(aq)
Na[Cr(OH)4] + H2O2 + NaOH = Na2CrO4 + H2O =>
2 Na[Cr(OH)4] + 3 H2O2 + 2 NaOH = 2 Na2CrO4 + 8 H2O
HNO3(aq) + Cu(OH)2(s) = Cu(NO3)2 + H2O =>
2 HNO3(aq) + Cu(OH)2(s) = Cu(NO3)2 + 2 H2O
C9H11NO2 + Ca(OCl)2 = C9H10ClNO2 + CaOH + OCl =>
C9H11NO2 + Ca(OCl)2 = C9H10ClNO2 + CaOH + OCl
NO + H2O = H2NO2 =>
NO + H2O = H2NO2
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
C6H5CH3 + KMnO4 = C6H5COOH + MnO + KOH + H2O =>
5 C6H5CH3 + 6 KMnO4 = 5 C6H5COOH + 6 MnO + 6 KOH + 2 H2O
Ag(s) + KBr(aq) = K + AgBr =>
Ag(s) + KBr(aq) = K + AgBr
C2H6O + O2 = CO2 + H2O =>
C2H6O + 3 O2 = 2 CO2 + 3 H2O
Zn + BaCl2 = ZnCl + Ba =>
2 Zn + BaCl2 = 2 ZnCl + Ba
Cr2O3 + Ca(OH)2 + H2O = Ca[Cr(OH)4]2 =>
Cr2O3 + Ca(OH)2 + 3 H2O = Ca[Cr(OH)4]2
MgCl2 + BPO4 = Mg3(PO4)2 + BCl3 =>
3 MgCl2 + 2 BPO4 = Mg3(PO4)2 + 2 BCl3
CH3CH2OH + CUO = CH3COOH + H2 + CU =>
CH3CH2OH + CUO = CH3COOH + H2 + CU
KMnO4 + Zn + HCl = MnCl2 + KCl + ZnCl2 + H2O =>
2 KMnO4 + 5 Zn + 16 HCl = 2 MnCl2 + 2 KCl + 5 ZnCl2 + 8 H2O
NiCl2 + H2Cr2O7 = NiCr2O7 + HCl =>
NiCl2 + H2Cr2O7 = NiCr2O7 + 2 HCl
Mg(s) + O = MgO(s) =>
Mg(s) + O = MgO(s)
HBr + Pt(OH)2 = PtBr2 + H2O =>
2 HBr + Pt(OH)2 = PtBr2 + 2 H2O
Fe(OH)2 + H2SO4 = FeSO4 + H2O =>
Fe(OH)2 + H2SO4 = FeSO4 + 2 H2O
Pd + H2SO4 = PdSO4 + SO2 + H2O =>
Pd + 2 H2SO4 = PdSO4 + SO2 + 2 H2O
B(OH)3 + NaOH = Na2B4O7 + H2O =>
4 B(OH)3 + 2 NaOH = Na2B4O7 + 7 H2O
K3[Fe(CN)6] + NaOH = Na3[Fe(CN)6] + KOH =>
K3[Fe(CN)6] + 3 NaOH = Na3[Fe(CN)6] + 3 KOH
PCl5 + NaOH = Na3PO4 + NaCl + H2O =>
PCl5 + 8 NaOH = Na3PO4 + 5 NaCl + 4 H2O
Zn(s) + MgBr2(aq) = Mg(s) + ZnBr2(s) =>
Zn(s) + MgBr2(aq) = Mg(s) + ZnBr2(s)
Cu2O(s) + C(g) = Cu(s) + CO(g) =>
Cu2O(s) + C(g) = 2 Cu(s) + CO(g)
C5H10 + CI2 = C5H10CI2 =>
C5H10 + CI2 = C5H10CI2
Sr(NO3)2(aq) + (NH4)2SO4(aq) = SrSO4(s) + NH4NO3(aq) =>
Sr(NO3)2(aq) + (NH4)2SO4(aq) = SrSO4(s) + 2 NH4NO3(aq)
C10H70H + O2 = CO2 + H2O =>
4 C10H70H + 111 O2 = 40 CO2 + 142 H2O
I3Cr + Cl2 + NaOH = IO4Na + ClNa + Na2CrO4 + H2O =>
2 I3Cr + 27 Cl2 + 64 NaOH = 6 IO4Na + 54 ClNa + 2 Na2CrO4 + 32 H2O
FeSO4 + NH4S = NH4SO4 + FeS =>
FeSO4 + NH4S = NH4SO4 + FeS
C8H18(g) + O2(g) = CO2(g) + H2O(g) =>
2 C8H18(g) + 25 O2(g) = 16 CO2(g) + 18 H2O(g)
K2Cr2O7 + KNO2 + KOH + H2O = K3(Cr(OH)6) + KNO3 =>
K2Cr2O7 + 3 KNO2 + 4 KOH + 4 H2O = 2 K3(Cr(OH)6) + 3 KNO3
Fe2O3 + Br2 + NaOH = Na2FeO4 + NaBr + H2O =>
Fe2O3 + 3 Br2 + 10 NaOH = 2 Na2FeO4 + 6 NaBr + 5 H2O
Zn + CH3COOH = Zn(C2H3O2)2 + H2 =>
Zn + 2 CH3COOH = Zn(C2H3O2)2 + H2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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