| Équations équilibrées la veille | Équations équilibrées le lendemain |
HNO3(aq) + NH4OH(aq) = H2O(l) + NH4(NO3)(aq)
CH3CHO + KCr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + K2SO4 + H2O =>
7 CH3CHO + 2 KCr2O7 + 7 H2SO4 = 7 CH3COOH + 2 Cr2(SO4)3 + K2SO4 + 7 H2O
Na2CO3(aq) + MgSO4(aq) = MgCO3(s) + Na2SO4(aq) =>
Na2CO3(aq) + MgSO4(aq) = MgCO3(s) + Na2SO4(aq)
C4H10 + Cl = CHCl3 + HCl =>
C4H10 + 18 Cl = 4 CHCl3 + 6 HCl
H2O(l) = H2 + H2O2(aq) =>
2 H2O(l) = H2 + H2O2(aq)
NaOH = Na + (OH)2 =>
2 NaOH = 2 Na + (OH)2
CaC2 + *H2O + CO2 = Ca(OH)2 + CH2CHCO2H =>
6 CaC2 + 16*H2O + 3 CO2 = 6 Ca(OH)2 + 5 CH2CHCO2H
Na2CO3 + HC2H3O2 = NaC2H3O2 + CO2 + H2O =>
Na2CO3 + 2 HC2H3O2 = 2 NaC2H3O2 + CO2 + H2O
Na3PO4 + H2S = Na2S + H3PO4 =>
2 Na3PO4 + 3 H2S = 3 Na2S + 2 H3PO4
C59H163O75N = CH4 + CO2 + NH3 + H2O =>
4 C59H163O75N = 123 CH4 + 113 CO2 + 4 NH3 + 74 H2O
S8 + O2 = SO13 =>
S8 + 52 O2 = 8 SO13
NaIO3 + SO2(g) + H2O = NaI + H2SO4 =>
NaIO3 + 3 SO2(g) + 3 H2O = NaI + 3 H2SO4
K2CO3 + BaCl2 = BaCO3 + KCl =>
K2CO3 + BaCl2 = BaCO3 + 2 KCl
(a)S(s) + H2SO4(aq) = SO2(g) + H2O(l) =>
(a)S(s) + 2 H2SO4(aq) = 3 SO2(g) + 2 H2O(l)
H2 + Na2S = H2S + Na =>
H2 + Na2S = H2S + 2 Na
H2CO3 + (HO)30 = (H2O) + HCO3 =>
30 H2CO3 + (HO)30 = 30(H2O) + 30 HCO3
Fe{+} + S{-} = Fe{2+} + S{2-} =>
Fe{+} + S{-} = Fe{2+} + S{2-}
H3AsO4 + H2S = S3As2 + S + H2O =>
2 H3AsO4 + 5 H2S = S3As2 + 2 S + 8 H2O
Li2CrO + Zn(NO3)2 = LiNO3 + ZnCrO =>
Li2CrO + Zn(NO3)2 = 2 LiNO3 + ZnCrO
H3SO4 + Ba(OH)2 = H2O + HBaSO4 =>
H3SO4 + Ba(OH)2 = 2 H2O + HBaSO4
AuCl3 + Na2S2O5 = Au + NaCl + S + O2 =>
4 AuCl3 + 6 Na2S2O5 = 4 Au + 12 NaCl + 12 S + 15 O2
HCO3{-} + OH{-} = H2CO3 + O{2-} =>
HCO3{-} + OH{-} = H2CO3 + O{2-}
SbS3 + KNO3 + HCl = SbO5 + NO2 + K2SO4 + KCl + H2O =>
SbS3 + 28 KNO3 + 22 HCl = SbO5 + 28 NO2 + 3 K2SO4 + 22 KCl + 11 H2O
Ca(OH)2(aq) + S(s) = CaS(aq) + H2O + O2 =>
2 Ca(OH)2(aq) + 2 S(s) = 2 CaS(aq) + 2 H2O + O2
Hg + P2O5 = Hg(P2O5)2 =>
Hg + 2 P2O5 = Hg(P2O5)2
K2CrO4 + Ca(NO3)2 = K2CaO4 + Cr(NO3)2 =>
K2CrO4 + Ca(NO3)2 = K2CaO4 + Cr(NO3)2
KClO2 + P4 = P4O10 + KCl =>
5 KClO2 + P4 = P4O10 + 5 KCl
BeCO3 + HCl = BeCl + HCO3 =>
BeCO3 + HCl = BeCl + HCO3
C6H5COOH + KOH = KOH2 + C6H5COO =>
C6H5COOH + KOH = KOH2 + C6H5COO
CaCl2 + H2O = H3O + CaOH + Cl =>
CaCl2 + 2 H2O = H3O + CaOH + 2 Cl
Na2OSO2 = Na2SO3 =>
Na2OSO2 = Na2SO3
NH3 + FeO2 = Fe + H2O + N2 =>
4 NH3 + 3 FeO2 = 3 Fe + 6 H2O + 2 N2
H3BO3 + NaOH = NaH2BO3 + H2O =>
H3BO3 + NaOH = NaH2BO3 + H2O
Zn(CH3COO)2 + C2H6O = ZnO + CH3COOH + C3H7 =>
5 Zn(CH3COO)2 + 7 C2H6O = 5 ZnO + 11 CH3COOH + 4 C3H7
SO2 + NaOH = H2O + Na2SO3 =>
SO2 + 2 NaOH = H2O + Na2SO3
C + H + HNO3 = H2O + C6H5NO2 =>
6 C + 6 H + HNO3 = H2O + C6H5NO2
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
NaCl + Ga2O3 = Na2O + GaCl3 =>
6 NaCl + Ga2O3 = 3 Na2O + 2 GaCl3
CO2 + Pb(OH)4 = Pb2(CO3)4 + H2O =>
4 CO2 + 2 Pb(OH)4 = Pb2(CO3)4 + 4 H2O
H3PO3 + HCl = PCl + H2O + O2 =>
2 H3PO3 + 2 HCl = 2 PCl + 4 H2O + O2
FeNO3(aq) + NaS(aq) = FeS(s) + NaNO3(aq) =>
FeNO3(aq) + NaS(aq) = FeS(s) + NaNO3(aq)
Cl2 + KF = K2Cl2 + F2 =>
Cl2 + 2 KF = K2Cl2 + F2
Na2MnO4 + H2O = MnO4 + MnO2 + NaOH =>
2 Na2MnO4 + 2 H2O = MnO4 + MnO2 + 4 NaOH
CaCO3 + HCl = H2CO3 + CaCl2 = H2O + CO2 =>
CaCO3 + 2 HCl = H2CO3 + CaCl2
Fe2O3(s) + Al(g) = Fe(s) + Al2O3(s) =>
Fe2O3(s) + 2 Al(g) = 2 Fe(s) + Al2O3(s)
Pb(CH3COO)2(aq) + NaCl(aq) = NaCH3COO(aq) + PbCl2(s) =>
Pb(CH3COO)2(aq) + 2 NaCl(aq) = 2 NaCH3COO(aq) + PbCl2(s)
CaS + HNO3 = CaNO3 + NO + S + H2O =>
3 CaS + 4 HNO3 = 3 CaNO3 + NO + 3 S + 2 H2O
Na2CO3 + C4H8O2 = C5H9O2Na + CO2 + H2O =>
5 Na2CO3 + 13 C4H8O2 = 10 C5H9O2Na + 7 CO2 + 7 H2O
H2SO4(aq) + KOH = H2O(l) + K2SO4(aq) =>
H2SO4(aq) + 2 KOH = 2 H2O(l) + K2SO4(aq)
IO3{-3} + S2O3{-2} + H{+} = I{-} + S4O6{-2} + H2O =>
IO3{-3} + 4 S2O3{-2} + 6 H{+} = I{-} + 2 S4O6{-2} + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/24/25
Équations équilibrées sur05/24/24
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