| Équations équilibrées la veille | Équations équilibrées le lendemain |
HClNaCN = HCNNaCl
C1H + O2 = CO2 + H2O =>
4 C1H + 5 O2 = 4 CO2 + 2 H2O
N2O4 + KMnO4 + H2SO4 = MnSO4 + N2O5 + K2SO4 + H2O =>
5 N2O4 + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + 5 N2O5 + K2SO4 + 3 H2O
COH2O = CO2H2 =>
COH2O = CO2H2
H2SO4 + K2Cr2O7 + Na2SO3 = Cr2(SO4)3 + Na2SO4 + K2SO4 + H2O =>
4 H2SO4 + K2Cr2O7 + 3 Na2SO3 = Cr2(SO4)3 + 3 Na2SO4 + K2SO4 + 4 H2O
I + H2O = HI + O2 =>
4 I + 2 H2O = 4 HI + O2
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
NaCnHCl = HCnNaCl =>
NaCnHCl = HCnNaCl
ClO2{-} + HPO3{2-} + OH{-} = Cl{-} + PO4{3-} + H2O =>
ClO2{-} + 2 HPO3{2-} + 2 OH{-} = Cl{-} + 2 PO4{3-} + 2 H2O
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
MgSO4NaOH = Mg(OH)NaSO4 =>
MgSO4NaOH = Mg(OH)NaSO4
S + MgO = SMg + SO2 =>
3 S + 2 MgO = 2 SMg + SO2
Cr + FeSO4 = Cr2(SO4)3 + Fe =>
2 Cr + 3 FeSO4 = Cr2(SO4)3 + 3 Fe
C4H10 + N2O = CO2 + H2O + N2 =>
C4H10 + 13 N2O = 4 CO2 + 5 H2O + 13 N2
Cu(s) + Cr2O7{2-} + H{+} = Cr{3+} + Cu{2+} + H2O =>
3 Cu(s) + Cr2O7{2-} + 14 H{+} = 2 Cr{3+} + 3 Cu{2+} + 7 H2O
Al2I6 = Al + I2 =>
Al2I6 = 2 Al + 3 I2
Cr + NHO3 = Cr(NO3)2 + NO + H2O =>
3 Cr + 8 NHO3 = 3 Cr(NO3)2 + 2 NO + 4 H2O
K3PO4 + WCl5 = KCl + W3(PO4)5 =>
5 K3PO4 + 3 WCl5 = 15 KCl + W3(PO4)5
H3PO4 + Mg = H2 + Mg3(PO4)2 =>
2 H3PO4 + 3 Mg = 3 H2 + Mg3(PO4)2
Cu(s) + AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + Ag(s) =>
Cu(s) + 2 AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + 2 Ag(s)
C3H7OH + Cu = C3H7OCu + H2 =>
2 C3H7OH + 2 Cu = 2 C3H7OCu + H2
PbO + Ca(OH)2 = PbCaO2 + H2O =>
PbO + Ca(OH)2 = PbCaO2 + H2O
Na2O + S = SO2 + Na =>
2 Na2O + S = SO2 + 4 Na
Ca(ClO3)2 + KBrO2 = Ca(BrO2)2 + KClO3 =>
Ca(ClO3)2 + 2 KBrO2 = Ca(BrO2)2 + 2 KClO3
KMnO4 + H2O = MnO2 + MnO4 + KOH =>
4 KMnO4 + 2 H2O = MnO2 + 3 MnO4 + 4 KOH
H2O2 = H2O + HO2 =>
3 H2O2 = 2 H2O + 2 HO2
CH4 + Cl2 = CH3Cl3 + HCl =>
CH4 + 2 Cl2 = CH3Cl3 + HCl
CuO2 = copper + O2 =>
CuO2 = Cu + O2
Co(NO3)2 + NH3 + (NH4)2CO3 + H2O2 = [Co(NH3)4CO3]NO3 + NH4NO3OH =>
10 Co(NO3)2 + 26 NH3 + 10(NH4)2CO3 + H2O2 = 10[Co(NH3)4CO3]NO3 + 8 NH4NO3OH
Al + SO4 + CaOH = AlOH + CaSO4 =>
Al + SO4 + CaOH = AlOH + CaSO4
NaI + ZnSO4 = NaSO4 + IZn =>
NaI + ZnSO4 = NaSO4 + IZn
CrCl3 + H2SO4 = Cr2(SO4)3 + HCl* =>
2 CrCl3 + 3 H2SO4 = Cr2(SO4)3 + 6 HCl*
CuCl2 + LiNO3 = LiCl + Cu(NO3)2 =>
CuCl2 + 2 LiNO3 = 2 LiCl + Cu(NO3)2
CuO + HNO3 = CuNO32 + NO + H2O =>
CuO + 20 HNO3 = CuNO32 + 19 NO + 10 H2O
Na + H + C + O2 = NaHCO3 =>
2 Na + 2 H + 2 C + 3 O2 = 2 NaHCO3
NaOH + HClO4 = NaO + Cl + H2O =>
7 NaOH + HClO4 = 7 NaO + Cl + 4 H2O
Ca + CuSO4 = Cu + CaSO4 =>
Ca + CuSO4 = Cu + CaSO4
NaCl + NH3 = Na + N + HCl =>
3 NaCl + NH3 = 3 Na + N + 3 HCl
RCOOK + HCl = RCOOH + KCl =>
RCOOK + HCl = RCOOH + KCl
U(s) + F2(g) = UF6(g) =>
U(s) + 3 F2(g) = UF6(g)
Na14 = Na28 =>
2 Na14 = Na28
Ca(NO3)2 = CaO + NO2 + O2 =>
2 Ca(NO3)2 = 2 CaO + 4 NO2 + O2
Xe(g) + F2(g) = XeF6(s) =>
Xe(g) + 3 F2(g) = XeF6(s)
CaC2 + H2O + CO2 = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16 H2O + 3 CO2 = 6 Ca(OH)2 + 5 CH2CHCO2H
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
NiF3 + Ca = CaF2 + Ni =>
2 NiF3 + 3 Ca = 3 CaF2 + 2 Ni
Mg + Cu2SO4 = MgSO4 + Cu =>
Mg + Cu2SO4 = MgSO4 + 2 Cu
O2 + Al3 = Al2O3 = AlO3 + H2O = Al(OH)3 =>
9 O2 + 4 Al3 = 6 Al2O3
H{+} + C12H25NaO4S + O2 = CO2 + H2O + Na{+} + H2SO4 =>
H{+} + C12H25NaO4S + 18 O2 = 12 CO2 + 12 H2O + Na{+} + H2SO4
FeSO4 + (NH4)2S = (NH4)2SO4 + FeS =>
FeSO4 + (NH4)2S = (NH4)2SO4 + FeS
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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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