| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH3 + 3 PdO = 3 Pd + N2 + 3 H2O
BeO + NaOH = Na2BeO2 + H2O =>
BeO + 2 NaOH = Na2BeO2 + H2O
H + Br2 = HBr =>
2 H + Br2 = 2 HBr
Xe(g) + F2(g) = XeF6(g) =>
Xe(g) + 3 F2(g) = XeF6(g)
Ba(OH)2 + K3Po4 = K3(OH)2 + BaPo4 =>
Ba(OH)2 + K3Po4 = K3(OH)2 + BaPo4
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
C3H6O2 + Na = C3H5O2Na + H2 =>
2 C3H6O2 + 2 Na = 2 C3H5O2Na + H2
CuSO4 + RbOH = CuOH + RbSO4 =>
CuSO4 + RbOH = CuOH + RbSO4
Cd + NH4CN = Cd(CN)2 + NH4 =>
Cd + 2 NH4CN = Cd(CN)2 + 2 NH4
BeO + NaOH = Na2BeO2 + H2O =>
BeO + 2 NaOH = Na2BeO2 + H2O
C12H22O11 + O2 = CO2 + H2O =>
C12H22O11 + 12 O2 = 12 CO2 + 11 H2O
MnO + O2 = Mn3O4 =>
6 MnO + O2 = 2 Mn3O4
C6H8O7 + NaOH = C6H5O7 + Na + H2O =>
C6H8O7 + 3 NaOH = C6H5O7 + 3 Na + 3 H2O
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
NbCl5 + KOH = Nb(OH)5 + KCl =>
NbCl5 + 5 KOH = Nb(OH)5 + 5 KCl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
ScCl3 + H2O = Sc(OH)3 + HCl =>
ScCl3 + 3 H2O = Sc(OH)3 + 3 HCl
K2Cr2O7 + AgNO3 = Ag2Cr2O7(s) + KNO3 =>
K2Cr2O7 + 2 AgNO3 = Ag2Cr2O7(s) + 2 KNO3
NH3 + PdO = Pd + N2 + H2O =>
2 NH3 + 3 PdO = 3 Pd + N2 + 3 H2O
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
NiO + Al = Ni + Al2O3 =>
3 NiO + 2 Al = 3 Ni + Al2O3
BeO + NaOH = Na2BeO2 + H2O =>
BeO + 2 NaOH = Na2BeO2 + H2O
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
K2Cr2O7(aq) + KCl(aq) + H2SO4(aq) = Cr2(SO4)3(aq) + Cl2(aq) + K2SO4(aq) + H2O(l) =>
K2Cr2O7(aq) + 6 KCl(aq) + 7 H2SO4(aq) = Cr2(SO4)3(aq) + 3 Cl2(aq) + 4 K2SO4(aq) + 7 H2O(l)
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
CrOH3 + OH{-} + Fe{3+} = CrO4{2-} + H2O + Fe{2+} =>
CrOH3 + 9 OH{-} + 7 Fe{3+} = CrO4{2-} + 6 H2O + 7 Fe{2+}
NaBr + BaSO4 = Na2SO4 + BaBr2 =>
2 NaBr + BaSO4 = Na2SO4 + BaBr2
ZnS + H2SO4 = ZnSO4 + H2S =>
ZnS + H2SO4 = ZnSO4 + H2S
Zn(s) + HCl(aq) + HgSO4(aq) = ZnHg(s) + ClSO4(aq) + H(g) =>
Zn(s) + HCl(aq) + HgSO4(aq) = ZnHg(s) + ClSO4(aq) + H(g)
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
Na2[Pb(OH)6] + H2O = H2[Pb(OH)6] + NaOH =>
Na2[Pb(OH)6] + 2 H2O = H2[Pb(OH)6] + 2 NaOH
Ag + SrBr2 = Sr + AgBr2 =>
Ag + SrBr2 = Sr + AgBr2
(NH4)2CO3 + CaSO4 = (NH4)2SO4 + CaCO3 =>
(NH4)2CO3 + CaSO4 = (NH4)2SO4 + CaCO3
FeCl3 + H2O = HCl3 + FeOH =>
FeCl3 + H2O = HCl3 + FeOH
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Cu(s) + O2(g) = Cu2O(s) =>
4 Cu(s) + O2(g) = 2 Cu2O(s)
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
C3H8(metano) + O2 = CO2 + H2O =>
C3H8(metano) + 5 O2 = 3 CO2 + 4 H2O
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
FeS + HNO3 = Fe(NO3) + NO + S + H2O =>
3 FeS + 4 HNO3 = 3 Fe(NO3) + NO + 3 S + 2 H2O
P2O5 + SrO = P2O + SrO5 =>
P2O5 + SrO = P2O + SrO5
MgBr2 + CuSO4 = CuBr + Mg(SO4)2 =>
MgBr2 + 2 CuSO4 = 2 CuBr + Mg(SO4)2
NaHS + KOH = Na2S + K2S + H2O =>
2 NaHS + 2 KOH = Na2S + K2S + 2 H2O
Ba(OH)2 + K3Po4 = K3(OH)2 + BaPo4 =>
Ba(OH)2 + K3Po4 = K3(OH)2 + BaPo4
Fe(OH)3 + COOHCOONa = Na3[Fe(COOCOO)3] + H2O =>
Fe(OH)3 + 3 COOHCOONa = Na3[Fe(COOCOO)3] + 3 H2O
CHCH + KMnO4 + H2SO4 = CO2 + MnSO4 + K2SO4 + H2O =>
CHCH + 2 KMnO4 + 3 H2SO4 = 2 CO2 + 2 MnSO4 + K2SO4 + 4 H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Pb(Na3)2 + KI = PbI2 + KNa3 =>
Pb(Na3)2 + 2 KI = PbI2 + 2 KNa3
SnCl2 + HBrO3 = SnBr2H2 + ClO3 =>
SnCl2 + 2 HBrO3 = SnBr2H2 + 2 ClO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/11/24
Équations équilibrées sur12/11/23
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