| Équations équilibrées la veille | Équations équilibrées le lendemain |
13 CH3CH2CHOHCH3 + Na2Cr2O7 + 2 H2SO4 = 13 CH3CH2COCH3 + 2 Cr + 15 H2O + 2 NaS
Na2S(aq) + Cl2(aq) = NaCl(aq) + S(s) =>
Na2S(aq) + Cl2(aq) = 2 NaCl(aq) + S(s)
CH3COOH + CH3NHCH3 = CH3COOCH3NH2CH3 =>
CH3COOH + CH3NHCH3 = CH3COOCH3NH2CH3
Mg + HNO2 = Mg(NO2)2 + H2 =>
Mg + 2 HNO2 = Mg(NO2)2 + H2
Cr2O72{-} + C4H9CH2OH + H{+} = Cr3{+} + C4H9CHO + H2O =>
6 Cr2O72{-} + 427 C4H9CH2OH + 10 H{+} = 4 Cr3{+} + 427 C4H9CHO + 432 H2O
(NH4)2S2O8 + KI + Na2S2O3 = (NH4)2S2O3 + NaI + K2S2O8 =>
(NH4)2S2O8 + 2 KI + Na2S2O3 = (NH4)2S2O3 + 2 NaI + K2S2O8
FeSO4 + HCl + H2O2 = FeCl1 + H2O + SO4 =>
2 FeSO4 + 2 HCl + H2O2 = 2 FeCl1 + 2 H2O + 2 SO4
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
K + H3PO4 = H2 + K3PO4 =>
6 K + 2 H3PO4 = 3 H2 + 2 K3PO4
CoSO4 + KI + KIO3 + H2O = Co(OH)2 + K2(SO4) + I2 =>
3 CoSO4 + 5 KI + KIO3 + 3 H2O = 3 Co(OH)2 + 3 K2(SO4) + 3 I2
S + Rb2(OH)2 = Rb2S + Rb2(SO4) + H2O =>
4 S + 4 Rb2(OH)2 = 3 Rb2S + Rb2(SO4) + 4 H2O
N + I2 = NI =>
2 N + I2 = 2 NI
KClO3 + C6H8O7 = CO2 + H2O + KCl =>
3 KClO3 + C6H8O7 = 6 CO2 + 4 H2O + 3 KCl
N2 + H6 = N6H =>
18 N2 + H6 = 6 N6H
Ba(OH)2 + NO2 = Ba(NO3)2 + H2 =>
Ba(OH)2 + 2 NO2 = Ba(NO3)2 + H2
Hg2N2O4 + CrO3H3 = Hg2O2H2 + CrN3O6 =>
3 Hg2N2O4 + 2 CrO3H3 = 3 Hg2O2H2 + 2 CrN3O6
SnS + NO3 = SnO2 + SO4 + NO2 =>
SnS + 6 NO3 = SnO2 + SO4 + 6 NO2
Br2 + KOH = KBr + OH =>
Br2 + 2 KOH = 2 KBr + 2 OH
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl2 + H2O + Fe(SO4)3 =>
4 PbCrO4 + 32 HCl + 15 FeSO4 = 4 PbCl2 + 2 Cr2(SO4)3 + 12 FeCl2 + 16 H2O + 3 Fe(SO4)3
Pb(NO3)2 + NaCl = PbCl2 + Na(NO3) =>
Pb(NO3)2 + 2 NaCl = PbCl2 + 2 Na(NO3)
H2S + H{+} + NO3{-} = S8 + NO + H2O =>
24 H2S + 16 H{+} + 16 NO3{-} = 3 S8 + 16 NO + 32 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe{-3} + F{+} = FeF3 =>
Fe{-3} + 3 F{+} = FeF3
(CH3)CHOH + CrO3 + H2SO4 = (CH3)2CO + Cr2(SO4)2 + H2O =>
24(CH3)CHOH + 2 CrO3 + 2 H2SO4 = 16(CH3)2CO + Cr2(SO4)2 + 14 H2O
(KClO)3 = KCl + O2 =>
2(KClO)3 = 6 KCl + 3 O2
K2CrO4 + Cu2 + H2O = Cr(OH)3 + Cu(OH)2 + KOH =>
4 K2CrO4 + 3 Cu2 + 16 H2O = 4 Cr(OH)3 + 6 Cu(OH)2 + 8 KOH
SO2 + Fe(OH)2 = (FeOH)2SO3 + H2O =>
SO2 + 2 Fe(OH)2 = (FeOH)2SO3 + H2O
C2H4*H2O = C2H6O =>
C2H4*H2O = C2H6O
H2Cl2 + Cu = CuCl2 + H2 =>
H2Cl2 + Cu = CuCl2 + H2
I2 + KClO3 + H2SO4 + H2O = HIO3 + HCl + K2SO4 =>
6 I2 + 10 KClO3 + 5 H2SO4 + 6 H2O = 12 HIO3 + 10 HCl + 5 K2SO4
NaClCu(NO3)2 = CuClNa(NO3)2 =>
NaClCu(NO3)2 = CuClNa(NO3)2
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HCN + Ca(OH)2 = Ca(CN)2 + H2O =>
2 HCN + Ca(OH)2 = Ca(CN)2 + 2 H2O
AgNO3 + BaCl2 = AgCl + Ba(NO3)2 =>
2 AgNO3 + BaCl2 = 2 AgCl + Ba(NO3)2
Ni + O2 = NiO =>
2 Ni + O2 = 2 NiO
Br2 + MgCl2 = Br2Cl2 + Mg =>
Br2 + MgCl2 = Br2Cl2 + Mg
SiO2 + KOH + H2O = K2[Si(OH)6] =>
SiO2 + 2 KOH + 2 H2O = K2[Si(OH)6]
H2SO4 + (NH3)Cl = HCl + (NH3)2SO4 =>
H2SO4 + 2(NH3)Cl = 2 HCl + (NH3)2SO4
Cd(OH)2 + NH4OH = [Cd(NH3)6](OH)2 + H2O =>
Cd(OH)2 + 6 NH4OH = [Cd(NH3)6](OH)2 + 6 H2O
C13H25O5N3S4 + O2 = CO2 + SO2 + NO2 + H2O =>
4 C13H25O5N3S4 + 95 O2 = 52 CO2 + 16 SO2 + 12 NO2 + 50 H2O
[Cr(OH)3]3{-} + Cl2 + OH{-} = CrO42{-} + Cl{-} + H2O =>
2[Cr(OH)3]3{-} + 241 Cl2 + 486 OH{-} = 6 CrO42{-} + 482 Cl{-} + 252 H2O
Br5 + O2 = Br2O5 =>
4 Br5 + 25 O2 = 10 Br2O5
C9H9NO2 + H2 = C9H13N + H2O =>
C9H9NO2 + 4 H2 = C9H13N + 2 H2O
Fe2(SO4)3 + Mg(C2H302)2 = Fe(C2H302)3 + MgSO4 =>
Fe2(SO4)3 + 3 Mg(C2H302)2 = 2 Fe(C2H302)3 + 3 MgSO4
Ca + ZnBr2 = Zn + CaBr2 =>
Ca + ZnBr2 = Zn + CaBr2
H2PtCl6 + KCl = HCl + K2PtCl6 =>
H2PtCl6 + 2 KCl = 2 HCl + K2PtCl6
P + KOH + H2O = KH2PO2 + PH =>
2 P + KOH + H2O = KH2PO2 + PH
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Fe(OH) + Br2 + KOH = K2FeO4 + KBr + H2O =>
2 Fe(OH) + 5 Br2 + 14 KOH = 2 K2FeO4 + 10 KBr + 8 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/06/25
Équations équilibrées sur02/05/24
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