| Équations équilibrées la veille |
Br2 + Mn = 2 Br{-} + Mn{2+}
CuS + NO3{-} + H{+} = Cu2{+} + SO42{-} + NO + H2O =>
6 CuS + 167 NO3{-} + 164 H{+} = 3 Cu2{+} + 6 SO42{-} + 167 NO + 82 H2O
Ni(ClO4)2 + Fe2(SO4)3 = NiSO4 + Fe(ClO4)3 =>
3 Ni(ClO4)2 + Fe2(SO4)3 = 3 NiSO4 + 2 Fe(ClO4)3
NaO2 + Mg = MgO2 + Na =>
NaO2 + Mg = MgO2 + Na
NaBH4 + BF3 = NaF + B2H6 =>
3 NaBH4 + BF3 = 3 NaF + 2 B2H6
CH3CO2H(aq)NaOH(aq) = CH3CO2Na(aq)H2O =>
CH3CO2H(aq)NaOH(aq) = CH3CO2Na(aq)H2O
C6H10 + KMnO4 + H = MnO2 + KOH + C6H12O2 =>
C6H10 + 2 KMnO4 + 4 H = 2 MnO2 + 2 KOH + C6H12O2
Al(ClO3)3 = AlCl3 + O23 =>
23 Al(ClO3)3 = 23 AlCl3 + 9 O23
(NH4)2MoO4 + HCl + KSCN + SnCl2 = K2[MoO(SCN)5] + (NH4)2SnCl6 + KCl + NH4Cl + H2O =>
2(NH4)2MoO4 + 12 HCl + 10 KSCN + SnCl2 = 2 K2[MoO(SCN)5] + (NH4)2SnCl6 + 6 KCl + 2 NH4Cl + 6 H2O
Mg(s) + Pb(NO3)2 = Mg(NO3) + Pb(s) =>
2 Mg(s) + Pb(NO3)2 = 2 Mg(NO3) + Pb(s)
I + F = F3I =>
I + 3 F = F3I
Cl2 + ClO3{-} + H2O = ClO{-} + H{+} =>
2 Cl2 + ClO3{-} + 2 H2O = 5 ClO{-} + 4 H{+}
Al2O3(s) + NaOH(l) + HF = Na3AlF6 + H2O(g) =>
Al2O3(s) + 6 NaOH(l) + 12 HF = 2 Na3AlF6 + 9 H2O(g)
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)Cl(aq) + CuSO4(s) =>
(NH4)2SO4(aq) + CuCl2(aq) = 2(NH4)Cl(aq) + CuSO4(s)
(BrO2){-} = (BrO3){-} + Br{-} =>
3(BrO2){-} = 2(BrO3){-} + Br{-}
(NH4)2SO4 + H2SO4 = (NH4)2S2O8 + H2 =>
(NH4)2SO4 + H2SO4 = (NH4)2S2O8 + H2
Ni(NO3)2 + Mg(OH)2 = Ni(OH)2 + Mg(NO3)2 =>
Ni(NO3)2 + Mg(OH)2 = Ni(OH)2 + Mg(NO3)2
MoS2(s) + O2(g) = MoO3(s) + SO2(g) =>
2 MoS2(s) + 7 O2(g) = 2 MoO3(s) + 4 SO2(g)
Ca + HCl = CaCl2 + H2 =>
Ca + 2 HCl = CaCl2 + H2
(NH4)2SO4 + LiOH = Li2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 LiOH = Li2SO4 + 2 NH3 + 2 H2O
(NO3)3 = NO3 =>
(NO3)3 = 3 NO3
(Na)2CO3 + HCl = NaCl + H2CO3 =>
(Na)2CO3 + 2 HCl = 2 NaCl + H2CO3
(VO2)2SO4 + H2SO4 + Zn = VSO4 + H2O + ZnSO4 =>
(VO2)2SO4 + 4 H2SO4 + 3 Zn = 2 VSO4 + 4 H2O + 3 ZnSO4
HCl + NaC2H3O2 = NaCl + CH3COOH =>
HCl + NaC2H3O2 = NaCl + CH3COOH
Ca3(PO4)2(s) + H2SO4(aq) + H2O = Ca(H2PO4)2(s)H2O + CaSO4(s)H2O =>
Ca3(PO4)2(s) + 2 H2SO4(aq) + 3 H2O = Ca(H2PO4)2(s)H2O + 2 CaSO4(s)H2O
potassium + calciumsulfate = calcium + potassiumsulfate =>
2 K + CaSO4 = Ca + K2SO4
H2SO3 + Cr6 = Cr6SO3 + H2 =>
H2SO3 + Cr6 = Cr6SO3 + H2
C12H14O3 + O2 = CO2 + H2O =>
C12H14O3 + 14 O2 = 12 CO2 + 7 H2O
CrBr2 + O2 = Br2 + CrO =>
2 CrBr2 + O2 = 2 Br2 + 2 CrO
Mg(NO3)2 + K2CO3 + H2O = Mg(OH)2 + CO2 + KNO3 =>
Mg(NO3)2 + K2CO3 + H2O = Mg(OH)2 + CO2 + 2 KNO3
CH4 + O2(g) = CO2(g) + H2O =>
CH4 + 2 O2(g) = CO2(g) + 2 H2O
HBiO2 + N(OH)5 = Bi(NO3)3 + H2O =>
HBiO2 + 3 N(OH)5 = Bi(NO3)3 + 8 H2O
Al2O3 + SiO2 = AlO*SiO2 + O2 =>
2 Al2O3 + 4 SiO2 = 4 AlO*SiO2 + O2
HCl + Fe = FeH + Cl =>
HCl + Fe = FeH + Cl
HCl + HPO42{-} = H2PO4{-} + H2O + Cl =>
77 HCl + HPO42{-} = H2PO4{-} + 38 H2O + 77 Cl
HPO3 + Be = Be(PO3)2 + H2 =>
2 HPO3 + Be = Be(PO3)2 + H2
(NH4)(NO3)H2O = NH4OHHNO3 =>
(NH4)(NO3)H2O = NH4OHHNO3
C7H13 + O2 = CO + H2O =>
4 C7H13 + 27 O2 = 28 CO + 26 H2O
HClO3 + Co(OH)3 = Co(ClO3)3 + H2O =>
3 HClO3 + Co(OH)3 = Co(ClO3)3 + 3 H2O
SrCl2 + NaF = SrNa2 + ClF =>
SrCl2 + 2 NaF = SrNa2 + 2 ClF
(NH4)2C2O4Ba(OH)2 = BaC2O4(NH4)2(OH)2 =>
(NH4)2C2O4Ba(OH)2 = BaC2O4(NH4)2(OH)2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
(NH4)2CO3CO2H2O = NH4HCO3 =>
(NH4)2CO3CO2H2O = 2 NH4HCO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C5H7NO2 + H2O = CH4 + CO2 + NH4 =>
8 C5H7NO2 + 26 H2O = 19 CH4 + 21 CO2 + 8 NH4
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Mn + BiBr4 = BiBr2 + MnBr3 =>
2 Mn + 3 BiBr4 = 3 BiBr2 + 2 MnBr3
(NH4)2CO3CaO = (NH4)2OCaCO3 =>
(NH4)2CO3CaO = (NH4)2OCaCO3
NH2OHHCl + AgNO3 = NH2OHNO3 + AgCl + H =>
NH2OHHCl + AgNO3 = NH2OHNO3 + AgCl + H
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Équations équilibrées sur01/30/25
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