| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2S + Zn = ZnS + 2 Na
K2Cr2O7 + H2SO4 + CH3CHOHCH3 = Cr2(SO4)3 + K2SO4 + CH3COCH3 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 CH3CHOHCH3 = Cr2(SO4)3 + K2SO4 + 3 CH3COCH3 + 7 H2O
C16H34 + O = CO2 + H2O =>
C16H34 + 49 O = 16 CO2 + 17 H2O
NBr3 + NaOH = N2 + NaBr + HOBr =>
2 NBr3 + 3 NaOH = N2 + 3 NaBr + 3 HOBr
Al(C2H3O2)3 + Na2O = Al2O3 + NaC2H3O2 =>
2 Al(C2H3O2)3 + 3 Na2O = Al2O3 + 6 NaC2H3O2
K2CrO4(aq) + Fe(NO3)3(aq) = Fe2(CrO4)3 + KNO3(aq) =>
3 K2CrO4(aq) + 2 Fe(NO3)3(aq) = Fe2(CrO4)3 + 6 KNO3(aq)
BiCl3 + Na2[Sn(OH)4] + NaOH = Bi + Na2[Sn(OH)6] + NaCl =>
2 BiCl3 + 3 Na2[Sn(OH)4] + 6 NaOH = 2 Bi + 3 Na2[Sn(OH)6] + 6 NaCl
MnS + (NH4)3AsO4 = Mn3(AsO4)2 + (NH4)2S =>
3 MnS + 2(NH4)3AsO4 = Mn3(AsO4)2 + 3(NH4)2S
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
SbCl3 + NaOH = Sb(OH)3 + NaCl =>
SbCl3 + 3 NaOH = Sb(OH)3 + 3 NaCl
AI + FeCI3 = AICI3 + Fe =>
AI + FeCI3 = AICI3 + Fe
A1 + O2 = A12O3 =>
24 A1 + 3 O2 = 2 A12O3
Co(NO3)3(aq) + (NH4)2S(aq) = Co2S3(s) + NH4NO3(aq) =>
2 Co(NO3)3(aq) + 3(NH4)2S(aq) = Co2S3(s) + 6 NH4NO3(aq)
HC + NaOH = NaC + H2O =>
HC + NaOH = NaC + H2O
K(s) + HCl(aq) = KCl + H2 =>
2 K(s) + 2 HCl(aq) = 2 KCl + H2
MgBr2 + HF = HBr + MgF2 =>
MgBr2 + 2 HF = 2 HBr + MgF2
Al2O3 + H2SO4 = H2O + Al2[SO4]3 =>
Al2O3 + 3 H2SO4 = 3 H2O + Al2[SO4]3
Cr(OH)2 + HCl = CrCl2 + H2O =>
Cr(OH)2 + 2 HCl = CrCl2 + 2 H2O
Fe{2+} + HOOH = Fe{3+} + OH{-} =>
2 Fe{2+} + HOOH = 2 Fe{3+} + 2 OH{-}
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
K2S + NaOH = K2NaS + OH =>
K2S + NaOH = K2NaS + OH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
V(CH3COO)3 + Na2Se = NaCH3COO + V2Se3 =>
2 V(CH3COO)3 + 3 Na2Se = 6 NaCH3COO + V2Se3
Na2O2 + Fe(OH)2 + H2O = Na3[Fe(OH)6] + Fe(OH)3 =>
3 Na2O2 + 6 Fe(OH)2 + 6 H2O = 2 Na3[Fe(OH)6] + 4 Fe(OH)3
*Pb(NO3)2 + KI = *PbI2 + KNO3 =>
*Pb(NO3)2 + 2 KI = *PbI2 + 2 KNO3
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
C3H6 + HNO3 = C6H11NO2 + H2O =>
2 C3H6 + HNO3 = C6H11NO2 + H2O
Hg + CuCl2 = HgCl2 + Cu =>
Hg + CuCl2 = HgCl2 + Cu
KMnO4 + NaBr + H2SO4 = MnSO4 + Br2 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 10 NaBr + 8 H2SO4 = 2 MnSO4 + 5 Br2 + K2SO4 + 5 Na2SO4 + 8 H2O
(NH4)(ClO4) = N2 + Cl2 + O2 + H2O =>
2(NH4)(ClO4) = N2 + Cl2 + 2 O2 + 4 H2O
BaCl2 + NaNO3 = Ba(NO3)2 + NaCl =>
BaCl2 + 2 NaNO3 = Ba(NO3)2 + 2 NaCl
CH3COOH + CH3CH3CHCH2CH2OH = CH3COOCH2CHCH3CH3 + H2O =>
5 CH3COOH + 4 CH3CH3CHCH2CH2OH = 5 CH3COOCH2CHCH3CH3 + 4 H2O
S2O3{-2} + Br2 + H2O = SO4{-2} + Br{-} + H3O{+} =>
S2O3{-2} + 4 Br2 + 15 H2O = 2 SO4{-2} + 8 Br{-} + 10 H3O{+}
A1 + O2 = A12O3 =>
24 A1 + 3 O2 = 2 A12O3
MgOHCl + H2SO4 = MgSO4 + MgCl2 + H2O =>
2 MgOHCl + H2SO4 = MgSO4 + MgCl2 + 2 H2O
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)2(aq) + Fe(s) =>
3 Zn(s) + 2 Fe(NO3)3(aq) = 3 Zn(NO3)2(aq) + 2 Fe(s)
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
C2H6 + O2 = CH2 + HO =>
C2H6 + O2 = 2 CH2 + 2 HO
KClO3(aq) + HBr(aq) = KCl(aq) + H2O + Br2 =>
KClO3(aq) + 6 HBr(aq) = KCl(aq) + 3 H2O + 3 Br2
P4 + OH{-} + H2O = H2PO2{-} + PH3 =>
P4 + 3 OH{-} + 3 H2O = 3 H2PO2{-} + PH3
CH4 + NO3{-} = CO2 + NO2{-} + H2O =>
CH4 + 4 NO3{-} = CO2 + 4 NO2{-} + 2 H2O
Na2SiO3 + HNo3 = NaNo3 + H2SiO3 =>
Na2SiO3 + 2 HNo3 = 2 NaNo3 + H2SiO3
MnS + (NH4)3AsO4 = Mn3(AsO4)2 + (NH4)2S =>
3 MnS + 2(NH4)3AsO4 = Mn3(AsO4)2 + 3(NH4)2S
C7H6O2 + HCl = C7H7O2 + Cl =>
C7H6O2 + HCl = C7H7O2 + Cl
Na(OH) + H2S = Na2S + H2O =>
2 Na(OH) + H2S = Na2S + 2 H2O
C + HI = CI2 + H2 =>
C + 2 HI = CI2 + H2
CH4 + Br2 = CBr + HBr =>
2 CH4 + 5 Br2 = 2 CBr + 8 HBr
C16H34 + NO3{-} + PO4{3-} + O2 + H{+} = C60H87O23N12P + H2O =>
30 C16H34 + 96 NO3{-} + 8 PO4{3-} + 43 O2 + 120 H{+} = 8 C60H87O23N12P + 222 H2O
CaI2 + AgNO3 = Ca(NO3)2 + AgI =>
CaI2 + 2 AgNO3 = Ca(NO3)2 + 2 AgI
MgHCO3 + H2SO4 = Mg2SO4 + H2O + CO2 =>
2 MgHCO3 + H2SO4 = Mg2SO4 + 2 H2O + 2 CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/15/24
Équations équilibrées sur11/14/23
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