| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Na2 + 2 KNO3 = K2O + 5 Na2O + N2
H2SO4 + FeSO4 + H2O2 = Fe2(SO4)3 + H2O =>
H2SO4 + 2 FeSO4 + H2O2 = Fe2(SO4)3 + 2 H2O
NH3 + Cu2O = Cu + N2 + H2O =>
2 NH3 + 3 Cu2O = 6 Cu + N2 + 3 H2O
Na + S2 = NaS2 =>
Na + S2 = NaS2
K4Fe(CN)6 + H2SO3 + H2O = K2SO4 + FeS2 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 7 H2SO3 + 5 H2O = 2 K2SO4 + FeS2 + 3(NH4)2SO4 + 6 CO
Cr2(SO)4 + KI + KIO3 + H2O = Cr(OH)3 + K2SO4 + I2 =>
Cr2(SO)4 + 3 KI + 5 KIO3 + 3 H2O = 2 Cr(OH)3 + 4 K2SO4 + 4 I2
BrCl + H2O = BrOH + HCl =>
BrCl + H2O = BrOH + HCl
Ba(NO3)2(aq) + Li2SO4(aq) = BaSO4(s) + Li(aq) + NO3(aq) =>
Ba(NO3)2(aq) + Li2SO4(aq) = BaSO4(s) + 2 Li(aq) + 2 NO3(aq)
C2H2 + HCN = C2H3CN =>
C2H2 + HCN = C2H3CN
FeCO3 + CH3COOH = FeCH3COO + CO2 + H2O =>
8 FeCO3 + 9 CH3COOH = 8 FeCH3COO + 10 CO2 + 6 H2O
(CH614NO5)2SO4K2Cl2 = K + Cl + SO4 + CH614NO5 =>
(CH614NO5)2SO4K2Cl2 = 2 K + 2 Cl + SO4 + 2 CH614NO5
CuCl2(aq) + Pb(s) = Cu(s) + PbCl2(s) =>
CuCl2(aq) + Pb(s) = Cu(s) + PbCl2(s)
PbO2 + Mg = Pb + MgO =>
PbO2 + 2 Mg = Pb + 2 MgO
Cu(NO3)2 + NH4I = CuI + I2 + NH4NO3 =>
2 Cu(NO3)2 + 4 NH4I = 2 CuI + I2 + 4 NH4NO3
Na2CO3 + HCH3CO2 = Na2CO2 + H2O + CO2 =>
4 Na2CO3 + HCH3CO2 = 4 Na2CO2 + 2 H2O + 2 CO2
Al2(SO4)3(aq) + Na3PO4 = AlPO4(s) + Na2SO4(aq) =>
Al2(SO4)3(aq) + 2 Na3PO4 = 2 AlPO4(s) + 3 Na2SO4(aq)
PbCO3 + H2SO4 = PbSO4 + CO2 + H2O =>
PbCO3 + H2SO4 = PbSO4 + CO2 + H2O
C10H8(s) + O2(g) = H2O + CO2 =>
C10H8(s) + 12 O2(g) = 4 H2O + 10 CO2
CH3(C7H14)CH3 + O2 = CO2 + H2O =>
CH3(C7H14)CH3 + 14 O2 = 9 CO2 + 10 H2O
H2SO4 + Zn(OH)2 = HOH + ZnSO4 =>
H2SO4 + Zn(OH)2 = 2 HOH + ZnSO4
SrCl2 + (NH4)2SO4 = Sr(SO4) + (NH4)Cl =>
SrCl2 + (NH4)2SO4 = Sr(SO4) + 2(NH4)Cl
Sn2 + ZnCl2 = SnCl2 + Zn2 =>
Sn2 + 2 ZnCl2 = 2 SnCl2 + Zn2
Au + O2 + CN{-} + H{+} = Au(CN)2{-} + H2O2 =>
2 Au + O2 + 4 CN{-} + 2 H{+} = 2 Au(CN)2{-} + H2O2
Mg(OH)2 + H(BrO3) = Mg(BrO3)2 + H2O =>
Mg(OH)2 + 2 H(BrO3) = Mg(BrO3)2 + 2 H2O
Ca2 + NH3 = Ca2H + N3 =>
9 Ca2 + 3 NH3 = 9 Ca2H + N3
CuSO4 + H2SO4 + Al + NaCl = AlCl3 + Na2SO4 + CuH2SO4 =>
3 CuSO4 + 3 H2SO4 + 2 Al + 6 NaCl = 2 AlCl3 + 3 Na2SO4 + 3 CuH2SO4
H2SO3 + Zn(OH)2 = Zn2(SO3)2 + H2O =>
2 H2SO3 + 2 Zn(OH)2 = Zn2(SO3)2 + 4 H2O
PbC2H3O2 + NaSO4 = NaC2H3O2 + PbSO4 =>
PbC2H3O2 + NaSO4 = NaC2H3O2 + PbSO4
HCl4 + SO2 + H2O = HCl + H2SO4 =>
2 HCl4 + 3 SO2 + 6 H2O = 8 HCl + 3 H2SO4
KMnO4 + HCl + VBr2 = MnCl2 + VCl5 + VBr5 + KCl + H2O =>
3 KMnO4 + 24 HCl + 5 VBr2 = 3 MnCl2 + 3 VCl5 + 2 VBr5 + 3 KCl + 12 H2O
Al2(SO4)3 + CaI2 = Al2I2 + Ca(SO4)3 =>
Al2(SO4)3 + CaI2 = Al2I2 + Ca(SO4)3
LiNO3 + H2S = Li2S + HNO3 =>
2 LiNO3 + H2S = Li2S + 2 HNO3
H4SbO7 + Fe(OH)2 = Fe2(SbO7) + H2O =>
H4SbO7 + 2 Fe(OH)2 = Fe2(SbO7) + 4 H2O
Cu{2+} + S2O3{2-} = Cu{+} + S4O6{2-} =>
2 Cu{2+} + 2 S2O3{2-} = 2 Cu{+} + S4O6{2-}
MnO4{-} + SO2 + H{+} = Mn2 + SO4 + H2O =>
4 MnO4{-} + 7 SO2 + 4 H{+} = 2 Mn2 + 7 SO4 + 2 H2O
Li + Br5 = LiBr =>
5 Li + Br5 = 5 LiBr
MgO + Al2O3 = Al2MgO4 =>
MgO + Al2O3 = Al2MgO4
C4H9OH + CuO = C4H7OH + H2O + Cu =>
C4H9OH + CuO = C4H7OH + H2O + Cu
K2CrO7 + SnCl2 + HCl = KCl + CrCl3 + SnCl4 + H2O =>
2 K2CrO7 + 9 SnCl2 + 28 HCl = 4 KCl + 2 CrCl3 + 9 SnCl4 + 14 H2O
H2SO4 + KCN = K2SO4 + HCN =>
H2SO4 + 2 KCN = K2SO4 + 2 HCN
Na(g) + Cl2 = NaCl =>
2 Na(g) + Cl2 = 2 NaCl
Fe9Ni9S16 + O2 + H3O{+} = Fe{3+} + Ni{2+} + H2O + SO4{2-} =>
4 Fe9Ni9S16 + 141 O2 + 52 H3O{+} = 36 Fe{3+} + 36 Ni{2+} + 78 H2O + 64 SO4{2-}
H3AsO4 + Pb(OH)2 = Pb3(AsO4)2 + H2O =>
2 H3AsO4 + 3 Pb(OH)2 = Pb3(AsO4)2 + 6 H2O
OH{-} + C3H8O + Cu{+2} = C3H6O + Cu2O + H2O =>
4 OH{-} + C3H8O + 2 Cu{+2} = C3H6O + Cu2O + 3 H2O
C2H4O + NH3 = C2H7NO =>
C2H4O + NH3 = C2H7NO
Cu(NO3)2 + NH3 + H2O = Cu(OH)2 + NH2NO3 =>
5 Cu(NO3)2 + 6 NH3 + 4 H2O = 5 Cu(OH)2 + 8 NH2NO3
BaH + H2O = Ba(OH)2 + H =>
BaH + 2 H2O = Ba(OH)2 + 3 H
SnO2 + CO2 = Sn(CO3)2 =>
SnO2 + 2 CO2 = Sn(CO3)2
Fe + MnBr4 = FeBr2 + Mn =>
2 Fe + MnBr4 = 2 FeBr2 + Mn
Al + Pb(No3)3 = Al(No3)3 + Pb =>
Al + Pb(No3)3 = Al(No3)3 + Pb
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/24/24
Équations équilibrées sur08/23/23
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