| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SrCl2 + HCl = 2 SrCl + HCl3
MnO2 + KClO3 + K(OH) = KMnO4 + KCl + H2O =>
2 MnO2 + KClO3 + 2 K(OH) = 2 KMnO4 + KCl + H2O
KO2 + H2O = KOH + H2O2 =>
2 KO2 + 4 H2O = 2 KOH + 3 H2O2
H2S + H2SO4 = H2O + S =>
3 H2S + H2SO4 = 4 H2O + 4 S
CS2(s) + O2(g) = CO2(g) + SO2(g) =>
CS2(s) + 3 O2(g) = CO2(g) + 2 SO2(g)
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
AlCl3 + K = Al + KCl3 =>
AlCl3 + K = Al + KCl3
Mg4 + Cl3 = MgCl7 =>
3 Mg4 + 28 Cl3 = 12 MgCl7
C2H4Br2 + NaOH = C2H4OHBr + NaBr =>
C2H4Br2 + NaOH = C2H4OHBr + NaBr
O2(g) + Ca(s) = Ca2O =>
O2(g) + 4 Ca(s) = 2 Ca2O
Ba{2+} + (PO4){3-} = Ba3(PO4)2 =>
3 Ba{2+} + 2(PO4){3-} = Ba3(PO4)2
AgNo3 + Na2Co3 = AgCo3 + Na2No3 =>
AgNo3 + Na2Co3 = AgCo3 + Na2No3
NaNO3(aq) + (NH4)2SO4(aq) = NH4NO3 + Na2SO4 =>
2 NaNO3(aq) + (NH4)2SO4(aq) = 2 NH4NO3 + Na2SO4
C6H6S + O2 = CO2 + H2O + SO3 =>
C6H6S + 9 O2 = 6 CO2 + 3 H2O + SO3
U2O5 + Ca = U + CaO =>
U2O5 + 5 Ca = 2 U + 5 CaO
CH2Cl2 + H2 = HCl + CH3 =>
2 CH2Cl2 + 3 H2 = 4 HCl + 2 CH3
Mg(s) + H2O(l) = Mg(OH)2(s) + H2(g) =>
Mg(s) + 2 H2O(l) = Mg(OH)2(s) + H2(g)
VO2 + S2O3 = VO + SO2 =>
VO2 + S2O3 = VO + 2 SO2
SO3 + K2O = K2SO4 =>
SO3 + K2O = K2SO4
KOH + NH4Cl = NH4OH + KCl =>
KOH + NH4Cl = NH4OH + KCl
HNO2 + NiOH = H2O + NiNO2 =>
HNO2 + NiOH = H2O + NiNO2
C4H6 + O = CO2 + H2O =>
C4H6 + 11 O = 4 CO2 + 3 H2O
Al + HCl = AlCl3 + H200 =>
200 Al + 600 HCl = 200 AlCl3 + 3 H200
H2SO4 + H2O = H4SO5 =>
H2SO4 + H2O = H4SO5
AlCl3 + NaOH = Na[Al(OH)4] + NaCl =>
AlCl3 + 4 NaOH = Na[Al(OH)4] + 3 NaCl
KBrO3 + O2 = KBrO3O2 =>
KBrO3 + O2 = KBrO3O2
LiCl + K2(SO4) = Li2(SO4) + KCl =>
2 LiCl + K2(SO4) = Li2(SO4) + 2 KCl
RbOH + HCl = RbCl + H2O =>
RbOH + HCl = RbCl + H2O
CH3CHOHCN + H2O = CH3CHOHCOOH + NH3 =>
CH3CHOHCN + 2 H2O = CH3CHOHCOOH + NH3
C12H22O11 + NH3 = C3H7NO2 + H2O =>
C12H22O11 + 4 NH3 = 4 C3H7NO2 + 3 H2O
H2 = H =>
H2 = 2 H
C2H2O(ethanol) + O2 = CO2 + H2O =>
C2H2O(ethanol) + 2 O2 = 2 CO2 + H2O
NO = N2 + O2 =>
2 NO = N2 + O2
LiHCO3(aq) + HI(aq) = LiI + H2CO3 =>
LiHCO3(aq) + HI(aq) = LiI + H2CO3
KH2PO2 + KMnO4 + H2O = MnO2 + KOH + KH2PO4 =>
3 KH2PO2 + 4 KMnO4 + 2 H2O = 4 MnO2 + 4 KOH + 3 KH2PO4
FeSO4 + H2SO4 + KMnO4 = Fe(SO4)3 + K2SO4 + MnSO4 + H2O =>
5 FeSO4 + 16 H2SO4 + 4 KMnO4 = 5 Fe(SO4)3 + 2 K2SO4 + 4 MnSO4 + 16 H2O
H2S + H2SO4 = SO2 + H2O =>
H2S + 3 H2SO4 = 4 SO2 + 4 H2O
Cr2O3 + H2O + NaOH = Na2[Cr(OH)6] + H2 =>
Cr2O3 + 5 H2O + 4 NaOH = 2 Na2[Cr(OH)6] + H2
FeSO4 + NH3 + H2O = (NH4)2SO4 + Fe(OH)2 =>
FeSO4 + 2 NH3 + 2 H2O = (NH4)2SO4 + Fe(OH)2
FeCl3 + KSCN = FeS3C3N3 + KCl =>
FeCl3 + 3 KSCN = FeS3C3N3 + 3 KCl
NaOCl + Hg = NaCl + HgO =>
NaOCl + Hg = NaCl + HgO
CH3COOC6H4COOH + NaOH = NaCH3COOC6H4COO + H2O =>
CH3COOC6H4COOH + NaOH = NaCH3COOC6H4COO + H2O
FeCl2 + K2CO3 = FeCO3 + K2Cl2 =>
FeCl2 + K2CO3 = FeCO3 + K2Cl2
Na + Fe2(SO4)3 = Na2(SO4) + Fe =>
6 Na + Fe2(SO4)3 = 3 Na2(SO4) + 2 Fe
MnO4{-} + I{-} + H3O{2+} = Mn{2+} + I2 + H2O =>
2 MnO4{-} + 26 I{-} + 16 H3O{2+} = 2 Mn{2+} + 13 I2 + 24 H2O
Zr + SO2 = Zr2S3 + O2 =>
2 Zr + 3 SO2 = Zr2S3 + 3 O2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KBr + CuCl2 = KCl2 + CuBr =>
KBr + CuCl2 = KCl2 + CuBr
C + CO2 = C2CO2 =>
2 C + CO2 = C2CO2
Pb(NO3)2 + K2(SO4) = Pb(SO4)2 + K + NO3 =>
Pb(NO3)2 + 2 K2(SO4) = Pb(SO4)2 + 4 K + 2 NO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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