| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCrO2 + CO2 = Na2CO3 + Cr2O3
HBrO + ReS2 = Re(BrO)4 + H2S =>
4 HBrO + ReS2 = Re(BrO)4 + 2 H2S
Co + Br = CoBr2 =>
Co + 2 Br = CoBr2
S2{-} + SO32{-} + H{+} = S + H2O =>
63 S2{-} + SO32{-} + 64 H{+} = 127 S + 32 H2O
PbS + Pb(SO4) = Pb + SO2 =>
PbS + Pb(SO4) = 2 Pb + 2 SO2
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Cu(CN)2 + O2 = CuO2 + (CN)2 =>
Cu(CN)2 + O2 = CuO2 + (CN)2
K2CO3(aq) + Na2SO4(aq) = K2SO4 + Na2CO3 =>
K2CO3(aq) + Na2SO4(aq) = K2SO4 + Na2CO3
MgCl2*6H2O(s) = MgCl2(s) + H2O(g) =>
MgCl2*6H2O(s) = MgCl2(s) + 6 H2O(g)
Mg(s) + Cu(ClO4)2(aq) = Cu(s) + Mg(ClO4)2(aq) =>
Mg(s) + Cu(ClO4)2(aq) = Cu(s) + Mg(ClO4)2(aq)
Sr(OH)2(aq) + Li3PO4(s) = Sr3(PO4)2(aq) + LiOH(aq) =>
3 Sr(OH)2(aq) + 2 Li3PO4(s) = Sr3(PO4)2(aq) + 6 LiOH(aq)
Al + NH4ClO4 = AlO3 + AlCl3 + NO + H2O =>
2 Al + 3 NH4ClO4 = AlO3 + AlCl3 + 3 NO + 6 H2O
Ca(OH)2 + As2O5 = Ca3(AsO4)2 + H2O =>
3 Ca(OH)2 + As2O5 = Ca3(AsO4)2 + 3 H2O
K3[Al(C2O4)3]*3H2O + NaOH = Al(OH)3 + K{+} + C2O4{2-} + Na{+} + H2O =>
K3[Al(C2O4)3]*3H2O + 3 NaOH = Al(OH)3 + 3 K{+} + 3 C2O4{2-} + 3 Na{+} + 3 H2O
H2SO4(aq) + Mg(OH)2(aq) = MgSO4 + H2O(l)* =>
H2SO4(aq) + Mg(OH)2(aq) = MgSO4 + 2 H2O(l)*
NH4NO3 + NaOH = NaNO3 + NH3*H2O =>
NH4NO3 + NaOH = NaNO3 + NH3*H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Cu + KNO3 + HCl = Cu(NO3)2 + NO + H2O + KCl =>
3 Cu + 8 KNO3 + 8 HCl = 3 Cu(NO3)2 + 2 NO + 4 H2O + 8 KCl
Na2SO3 + HCl = Na2Cl2 + H2SO3 =>
Na2SO3 + 2 HCl = Na2Cl2 + H2SO3
KIO3 + HBO2 + KI = I2 + H2O + KBO2 =>
KIO3 + 6 HBO2 + 5 KI = 3 I2 + 3 H2O + 6 KBO2
Y + XZ = XY + Z =>
Y + XZ = XY + Z
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
Mg + H{+} + VO3{-} = Mg2{+} + V2{+} + H2O =>
18 Mg + 12 H{+} + 2 VO3{-} = 9 Mg2{+} + V2{+} + 6 H2O
FeAu + O = OFeAu =>
FeAu + O = OFeAu
HBr + CaO2H2 = CaBr2 + H2O =>
2 HBr + CaO2H2 = CaBr2 + 2 H2O
AgNO3 + [Co(NH3)4Cl2]Cl = AgCl + [Co(NH3)4NO3]Cl2 =>
AgNO3 + [Co(NH3)4Cl2]Cl = AgCl + [Co(NH3)4NO3]Cl2
C6H5CHO + HCl = C6H5CHCl2 + H2O =>
C6H5CHO + 2 HCl = C6H5CHCl2 + H2O
K2S + Cu(NO3)2 = CuS + KNO3 =>
K2S + Cu(NO3)2 = CuS + 2 KNO3
C4H6O3 + C6H5OH = C8H8O2 + H2O =>
C4H6O3 + 2 C6H5OH = 2 C8H8O2 + H2O
Al + H{+} = Al3{+} + H2 =>
6 Al + 2 H{+} = 2 Al3{+} + H2
CaCO3 + CuSO4 = CaSO4 + CuO + CO2 =>
CaCO3 + CuSO4 = CaSO4 + CuO + CO2
Cd(CN)2 + H2S = CdS + HCN =>
Cd(CN)2 + H2S = CdS + 2 HCN
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
CH3OH + KOH = C2H5OK + H2O =>
2 CH3OH + KOH = C2H5OK + 2 H2O
Pb(CH3COO)2H2O = PbOH(CH3COO)CH3COOH =>
Pb(CH3COO)2H2O = PbOH(CH3COO)CH3COOH
NaCl + CuS = NaS + CuCl =>
NaCl + CuS = NaS + CuCl
Mn + Al(C2H3O2)3 = Mn(C2H3O2)4 + Al =>
3 Mn + 4 Al(C2H3O2)3 = 3 Mn(C2H3O2)4 + 4 Al
C = C60 =>
60 C = C60
CH3OH + C3H7OH = CH3OHC3H7OH =>
CH3OH + C3H7OH = CH3OHC3H7OH
Bi + Bi2O3 + Se + Cu = Bi98Cu100Se100O99 =>
32 Bi + 33 Bi2O3 + 100 Se + 100 Cu = Bi98Cu100Se100O99
K2S + Cu(NO3)2 = CuS + KNO3 =>
K2S + Cu(NO3)2 = CuS + 2 KNO3
Pb(OH)2 = PbO + H2O =>
Pb(OH)2 = PbO + H2O
BrO{-} + Ag{+} + OH{-} = BrO3{-} + Ag + H2O =>
BrO{-} + 4 Ag{+} + 4 OH{-} = BrO3{-} + 4 Ag + 2 H2O
Ni + PbCO3 = Pb + NiCO3 =>
Ni + PbCO3 = Pb + NiCO3
Li2CO3 + Cl2 = LiCl + LiClO3 + CO2 =>
3 Li2CO3 + 3 Cl2 = 5 LiCl + LiClO3 + 3 CO2
H2C6O5H7{-} + H2O = OH{-} + H3C6O5H7 =>
H2C6O5H7{-} + H2O = OH{-} + H3C6O5H7
Al2O3 + CuCl2 = Al2O3CuCl2 =>
Al2O3 + CuCl2 = Al2O3CuCl2
Nb2O5 + H2SO4 = H2O + Nb2(SO4)5 =>
Nb2O5 + 5 H2SO4 = 5 H2O + Nb2(SO4)5
Cd(CN)2 + H2S = CdS + HCN =>
Cd(CN)2 + H2S = CdS + 2 HCN
HBr(g) = H2 + Br2 =>
2 HBr(g) = H2 + Br2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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