| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg + Cu3N = MgN + 3 Cu
H2CO3Na2CO3 = NaHCO3 =>
H2CO3Na2CO3 = 2 NaHCO3
Al + OH({-}) + H2O + NO2 = NH3 + Al(OH)4({-}) =>
7 Al + 7 OH({-}) + 15 H2O + 3 NO2 = 3 NH3 + 7 Al(OH)4({-})
C18H22O6 + H2O = CH4 + CO2 =>
4 C18H22O6 + 38 H2O = 41 CH4 + 31 CO2
Mo + H2 = MoH3 =>
2 Mo + 3 H2 = 2 MoH3
CO3 + Ba(OH)2 = BaCO3 + OH =>
CO3 + Ba(OH)2 = BaCO3 + 2 OH
HBr + (NH4)2S = H2S + NH4Br =>
2 HBr + (NH4)2S = H2S + 2 NH4Br
Co2H = Co6 + H =>
3 Co2H = Co6 + 3 H
K2Cr2O7(s) + HCl(aq) + H2O2(aq) = H2O(l) + CrO5(aq) + K2Cl(aq) =>
2 K2Cr2O7(s) + 2 HCl(aq) + 7 H2O2(aq) = 8 H2O(l) + 4 CrO5(aq) + 2 K2Cl(aq)
KNO3 + Fe(OH)3 = Fe(NO3)3 + KOH =>
3 KNO3 + Fe(OH)3 = Fe(NO3)3 + 3 KOH
ZrO{2+} + NO3{-} + NaOH = ZrO(OH)2 + NaNO3 =>
ZrO{2+} + 2 NO3{-} + 2 NaOH = ZrO(OH)2 + 2 NaNO3
NaNO3 + (NH2)2CO = Na3N + CO2 + NO2 + H2O =>
21 NaNO3 + 5(NH2)2CO = 7 Na3N + 5 CO2 + 24 NO2 + 10 H2O
C6 + H12 + O6 + UONH = C6H13O7UN =>
C6 + H12 + O6 + UONH = C6H13O7UN
Al2(SO4)3 + Ca(OCl)2 = AlCl3 + CaSO4 + O2 =>
Al2(SO4)3 + 3 Ca(OCl)2 = 2 AlCl3 + 3 CaSO4 + 3 O2
ZnSO3 + HBr = ZnBr2 + H2O + SO2 =>
ZnSO3 + 2 HBr = ZnBr2 + H2O + SO2
C2H2 + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
5 C2H2 + 6 KMnO4 + 9 H2SO4 = 10 HCOOH + 6 MnSO4 + 3 K2SO4 + 4 H2O
[Cu(H2O)4]2{+} + NH4{+} + Cl{-} = [Cu(NH3)(H2O)4]2{+} + HCl =>
[Cu(H2O)4]2{+} + 2 NH4{+} + 2 Cl{-} = [Cu(NH3)(H2O)4]2{+} + 2 HCl
Na + Cu(NO3) = Na(NO3) + Cu =>
Na + Cu(NO3) = Na(NO3) + Cu
[Cu(NH3)4](OH)2 = CuO + NH3 + H2O =>
[Cu(NH3)4](OH)2 = CuO + 4 NH3 + H2O
H2SO4 + HCOONa = CO + Na2SO4 + H2O =>
H2SO4 + 2 HCOONa = 2 CO + Na2SO4 + 2 H2O
C25H2 + O2 = CO2 + H2O =>
2 C25H2 + 51 O2 = 50 CO2 + 2 H2O
C2H6 + HO2 = CO + H2O =>
3 C2H6 + 10 HO2 = 6 CO + 14 H2O
Ca(ClO3)2 + KI = KIO3 + CaCl2 =>
Ca(ClO3)2 + 2 KI = 2 KIO3 + CaCl2
CrCl3 + KOH = K3Cr(OH)6 + KCl =>
CrCl3 + 6 KOH = K3Cr(OH)6 + 3 KCl
KBr + H2SO4 + H2O2 = Br2 + H2O + K2SO4 =>
2 KBr + H2SO4 + H2O2 = Br2 + 2 H2O + K2SO4
HNO3 + Si = NO + SiNO3 + H2O =>
4 HNO3 + 3 Si = NO + 3 SiNO3 + 2 H2O
ScNO3 + KH = KNO3 + ScH =>
ScNO3 + KH = KNO3 + ScH
C6H5O7{-3} + H{+} = H3C6H5O7 =>
C6H5O7{-3} + 3 H{+} = H3C6H5O7
C12H22O11 + K2Cr2O7 + H{+} = CO2 + H2O + Cr{3+} + K{+} =>
C12H22O11 + 8 K2Cr2O7 + 64 H{+} = 12 CO2 + 43 H2O + 16 Cr{3+} + 16 K{+}
NH2CH2CONHCH2(CH3)COOH + HCl + H2O = NH2CH2COOH + NH3ClCH2(CH3)COOH =>
NH2CH2CONHCH2(CH3)COOH + HCl + H2O = NH2CH2COOH + NH3ClCH2(CH3)COOH
MgS + CO2 = SO2 + MgC =>
MgS + CO2 = SO2 + MgC
CoO + H = Co + H2O =>
CoO + 2 H = Co + H2O
Na2SO4 + Ca(No3)2 = CaSO4 + NaNo3 =>
Na2SO4 + Ca(No3)2 = CaSO4 + 2 NaNo3
K2S + Ca(OH)2 = KOH + CaS =>
K2S + Ca(OH)2 = 2 KOH + CaS
Zn + MnO4{-} + H2O = Zn{+} + MnO2 + OH{-} =>
3 Zn + MnO4{-} + 2 H2O = 3 Zn{+} + MnO2 + 4 OH{-}
HNO3 + Mg(OH)2 = MgNO3 + H(OH)2 =>
HNO3 + Mg(OH)2 = MgNO3 + H(OH)2
CoF3 + H2O = HF + CoF2 + O2 =>
4 CoF3 + 2 H2O = 4 HF + 4 CoF2 + O2
Fe(NO3)3 + K3Fe(CN)6 = Fe3(Fe(CN)6)3 + KNO3 =>
3 Fe(NO3)3 + 3 K3Fe(CN)6 = Fe3(Fe(CN)6)3 + 9 KNO3
SI + Pb(NO3)4 = PbI4 + SNO3 =>
4 SI + Pb(NO3)4 = PbI4 + 4 SNO3
KMnO2 + Zn + H2O = ZnMnO2 + KOH + H =>
KMnO2 + Zn + H2O = ZnMnO2 + KOH + H
C2H2 + CuCl + NH3 = CCu + NH4Cl =>
C2H2 + 2 CuCl + 2 NH3 = 2 CCu + 2 NH4Cl
Ni + Ag(NO3) = Ag + Ni(NO3) =>
Ni + Ag(NO3) = Ag + Ni(NO3)
Sr(OH)2 + H2SeO3 = SrSeO3 + H2O =>
Sr(OH)2 + H2SeO3 = SrSeO3 + 2 H2O
Cu(OH)2 + K2CO3 + CuSO4 = Cu3[(OH)CO3]2 + K2SO4 =>
Cu(OH)2 + 2 K2CO3 + 2 CuSO4 = Cu3[(OH)CO3]2 + 2 K2SO4
Ni(OH)2 + HClO2 = Ni(ClO2)2 + H2O =>
Ni(OH)2 + 2 HClO2 = Ni(ClO2)2 + 2 H2O
RbNO3 + Mg + H2O = NH3 + Mg(OH)2 + Rb =>
2 RbNO3 + 9 Mg + 12 H2O = 2 NH3 + 9 Mg(OH)2 + 2 Rb
H2S + CuO = CuS + H2O =>
H2S + CuO = CuS + H2O
C8H8O7 + O2 = H2O + CO2 =>
2 C8H8O7 + 13 O2 = 8 H2O + 16 CO2
N(CH2CH3)3 + H2O = (CH3CH2)3NH4 + OH =>
N(CH2CH3)3 + 4 H2O = (CH3CH2)3NH4 + 4 OH
SF6 + H2 = HF + S2 =>
2 SF6 + 6 H2 = 12 HF + S2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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