| Équations équilibrées la veille | Équations équilibrées le lendemain |
HCl + Li(OH) = H(OH) + LiCl
C20H42 + O2 = CO2 + OH =>
C20H42 + 41 O2 = 20 CO2 + 42 OH
Li2CO3 + FeC2O4*2H2O + H3BO3 = LiFeBO3 + CO2 + CO + H2O =>
Li2CO3 + 2 FeC2O4*2H2O + 2 H3BO3 = 2 LiFeBO3 + 3 CO2 + 2 CO + 7 H2O
K2S + Cu2(SO4)2 = K2(SO4) + Cu2S2 =>
2 K2S + Cu2(SO4)2 = 2 K2(SO4) + Cu2S2
CaS + Mg(NO3)2 = MgS + Ca(NO3)2 =>
CaS + Mg(NO3)2 = MgS + Ca(NO3)2
FeCl3*6H2O + CH3COCH2COCH3 = Fe(CH2COCH2COCH3)3 + HCl + H2O =>
FeCl3*6H2O + 3 CH3COCH2COCH3 = Fe(CH2COCH2COCH3)3 + 3 HCl + 6 H2O
Mg(OH)2 + HNO3 = Mg(OH)NO3 + H2O =>
Mg(OH)2 + HNO3 = Mg(OH)NO3 + H2O
(NH4)2SO4(s) + Ba(BrO3)2(aq) = BaSO4(aq) + NH4BrO3(aq) =>
(NH4)2SO4(s) + Ba(BrO3)2(aq) = BaSO4(aq) + 2 NH4BrO3(aq)
NaBH44 + P(C6H5)3 + I2 = NaI + (C6H5)3PBH3 + H2 =>
2 NaBH44 + 2 P(C6H5)3 + I2 = 2 NaI + 2(C6H5)3PBH3 + 41 H2
C3H8 + O2 = C2O3 + H2 =>
4 C3H8 + 9 O2 = 6 C2O3 + 16 H2
K2Cr2O7 + H2SO4 + C6H12O6 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
4 K2Cr2O7 + 16 H2SO4 + C6H12O6 = 6 CO2 + 4 Cr2(SO4)3 + 4 K2SO4 + 22 H2O
Sr + NH4OH = Sr(OH)2 + NH4 =>
Sr + 2 NH4OH = Sr(OH)2 + 2 NH4
Cr(CO)6 + CH3CN = (CH3CN)3(CO)3 + Cr(CO)2 =>
3 Cr(CO)6 + 12 CH3CN = 4(CH3CN)3(CO)3 + 3 Cr(CO)2
Hg{2+} + NH3 = Hg(NH3)4{2+} =>
Hg{2+} + 4 NH3 = Hg(NH3)4{2+}
H2O + CO2 + K = C3H2O4 + KOH =>
4 H2O + 3 CO2 + 6 K = C3H2O4 + 6 KOH
HS + O2 = H2O + SO2 =>
4 HS + 5 O2 = 2 H2O + 4 SO2
K2Cr2O7 + (NH4)2S + H2O = Cr(OH)3 + NH3 + S + KOH =>
K2Cr2O7 + 3(NH4)2S + H2O = 2 Cr(OH)3 + 6 NH3 + 3 S + 2 KOH
CH3COO(aq) + H2O(l) = CH3COOH(aq) + OH(aq) =>
CH3COO(aq) + H2O(l) = CH3COOH(aq) + OH(aq)
Na + PbF4 = Pb + NaF =>
4 Na + PbF4 = Pb + 4 NaF
Fe(OH)2(s) + MnO4{-}(aq) + H2O(l) = MnO2(s) + Fe(OH)3(s) + OH{-}(aq) =>
3 Fe(OH)2(s) + MnO4{-}(aq) + 2 H2O(l) = MnO2(s) + 3 Fe(OH)3(s) + OH{-}(aq)
C5H11Br + NaOH = NaBr + H2O + C5H10 =>
C5H11Br + NaOH = NaBr + H2O + C5H10
Cu(NO3)3 + NaI = CuI + I + Na(NO3)2 =>
2 Cu(NO3)3 + 3 NaI = 2 CuI + I + 3 Na(NO3)2
CuCl + O2 + H2O = CuCl2*3Cu(OH)2 + HCl =>
4 CuCl + O2 + 4 H2O = CuCl2*3Cu(OH)2 + 2 HCl
KMnO4 + H2O + C2H6 = C3H8O2 + MnO2 + KOH =>
10 KMnO4 + 2 H2O + 9 C2H6 = 6 C3H8O2 + 10 MnO2 + 10 KOH
Fe(NO3)2 + PbO2 + HNO3 = Fe(NO3)3 + Pb(NO3)2 + H2O =>
2 Fe(NO3)2 + PbO2 + 4 HNO3 = 2 Fe(NO3)3 + Pb(NO3)2 + 2 H2O
Sr + K2(SO3) = K + Sr(SO3) =>
Sr + K2(SO3) = 2 K + Sr(SO3)
Co{+2} + CN{-} + O2 + H{+} = [Co(CN)6]{-3} + H2O =>
4 Co{+2} + 24 CN{-} + O2 + 4 H{+} = 4[Co(CN)6]{-3} + 2 H2O
Al(OH)3 = Al2O3 + H2O =>
2 Al(OH)3 = Al2O3 + 3 H2O
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
KMnO4 + Na2C2O4 + H2SO4 = K2SO4 + MnSO4 + Na2SO4 + H2O + OCO2 =>
6 KMnO4 + 5 Na2C2O4 + 14 H2SO4 = 3 K2SO4 + 6 MnSO4 + 5 Na2SO4 + 14 H2O + 10 OCO2
CH3(CH2)6OH + CrO3 + H2SO4 = CH3(CH2)6COOH + Cr2(SO4)3 + H2O =>
24 CH3(CH2)6OH + 28 CrO3 + 42 H2SO4 = 21 CH3(CH2)6COOH + 14 Cr2(SO4)3 + 66 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Mg(s) + Fe(NO3)2 = Mg(NO3)2 + Fe(s) =>
Mg(s) + Fe(NO3)2 = Mg(NO3)2 + Fe(s)
Na2SO3 + KMnO4 = Na2SO4 + K2O + MnO2 =>
3 Na2SO3 + 2 KMnO4 = 3 Na2SO4 + K2O + 2 MnO2
Pb(CO3) = PbO + CO2 =>
Pb(CO3) = PbO + CO2
FeS2 + KOH = Fe(OH)3 + K2S + S =>
2 FeS2 + 6 KOH = 2 Fe(OH)3 + 3 K2S + S
C2H6O + O2 = CO + H2O(water) =>
C2H6O + 2 O2 = 2 CO + 3 H2O(water)
NH3 + H2O + O2 + SO2 = (NH4)2SO4 =>
4 NH3 + 2 H2O + O2 + 2 SO2 = 2(NH4)2SO4
LiF + NH4OH = LiOH + FNH4 =>
LiF + NH4OH = LiOH + FNH4
H2TeO2 + Mn(OH)3 = H2O + Mn2(TeO2)3 =>
3 H2TeO2 + 2 Mn(OH)3 = 6 H2O + Mn2(TeO2)3
Ba + F2 = Ba2F2 =>
2 Ba + F2 = Ba2F2
NH4H2PO4 + NH3 = (NH4)2HPO4 =>
NH4H2PO4 + NH3 = (NH4)2HPO4
PCl2 + O2 = P4O10 + Cl2 =>
4 PCl2 + 5 O2 = P4O10 + 4 Cl2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Pb(NO3)2NaS = PbSNa(NO3)2 =>
Pb(NO3)2NaS = PbSNa(NO3)2
K2CO3(aq)H2SO4(aq) = H2O(l)CO2(g)K2SO4 =>
K2CO3(aq)H2SO4(aq) = H2O(l)CO2(g)K2SO4
HNO3 + LiOH = HOH + LiNO3 =>
HNO3 + LiOH = HOH + LiNO3
Cs2 + O = CsO =>
Cs2 + 2 O = 2 CsO
K3[Cr(C2O4)3]*3H2O + KMnO4 + H2SO4 = Cr2(SO4)3 + MnSO4 + K2SO4 + CO2 + H2O =>
10 K3[Cr(C2O4)3]*3H2O + 12 KMnO4 + 48 H2SO4 = 5 Cr2(SO4)3 + 12 MnSO4 + 21 K2SO4 + 60 CO2 + 78 H2O
H2O + SO3 = H2SO4 =>
H2O + SO3 = H2SO4
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Équations équilibrées sur12/19/24
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