| Équations équilibrées la veille | Équations équilibrées le lendemain |
CaCl2 + O2 = CaO + Cl2O
Cl2(aq) + NaBr(aq) = NaCl(aq) + Br2(s) =>
Cl2(aq) + 2 NaBr(aq) = 2 NaCl(aq) + Br2(s)
NiS + HNO3 = NiSO + NO2 + H2O =>
NiS + 2 HNO3 = NiSO + 2 NO2 + H2O
C6H5CHO + C4H5N + O2 = C44H30N4 + H2O =>
8 C6H5CHO + 8 C4H5N + 3 O2 = 2 C44H30N4 + 14 H2O
Ca(OH)2 + H2SO3 = Ca2SO4 + H2O =>
2 Ca(OH)2 + H2SO3 = Ca2SO4 + 3 H2O
FeCl3 + Na2SO4 = Fe2(SO4)3 + Na + Cl =>
2 FeCl3 + 3 Na2SO4 = Fe2(SO4)3 + 6 Na + 6 Cl
Sb2O5 + HCl = H3[SbCl6] + H2O + Cl2 =>
Sb2O5 + 16 HCl = 2 H3[SbCl6] + 5 H2O + 2 Cl2
Al(NO3)3 + NaOH = Al(OH)3(aq) + NaNO3 =>
Al(NO3)3 + 3 NaOH = Al(OH)3(aq) + 3 NaNO3
S + HNO3 = S2O3 + NO2 + H2O =>
2 S + 6 HNO3 = S2O3 + 6 NO2 + 3 H2O
KCl + NaI = KI + NaCl =>
KCl + NaI = KI + NaCl
Pb(ClO3)4 + Sn3(PO4)2 = Pb3(PO4)4 + Sn(ClO3)2 =>
3 Pb(ClO3)4 + 2 Sn3(PO4)2 = Pb3(PO4)4 + 6 Sn(ClO3)2
C12O6H21 + C2H6O1 = C5O2H10 + C3H6O3 =>
6 C12O6H21 + 9 C2H6O1 = 15 C5O2H10 + 5 C3H6O3
Ca(OH)2 + H + HCo3 = CaCo3 + H2O =>
Ca(OH)2 + H + HCo3 = CaCo3 + 2 H2O
HNO3 + HF + Si = H2SiF6 + NO2 + H2O =>
4 HNO3 + 6 HF + Si = H2SiF6 + 4 NO2 + 4 H2O
H3O + HCO3 = H2CO3 + H2O =>
H3O + HCO3 = H2CO3 + H2O
Mg + P = Mg3P2 =>
3 Mg + 2 P = Mg3P2
Na2CO3 + HOOCCOOH = CO2 + H2O + NaOOCCOOH =>
Na2CO3 + 2 HOOCCOOH = CO2 + H2O + 2 NaOOCCOOH
KOH(aq) + HNO2(aq) = KNO2 + H2O =>
KOH(aq) + HNO2(aq) = KNO2 + H2O
H{+} + Au = H2 + Au{+3} =>
6 H{+} + 2 Au = 3 H2 + 2 Au{+3}
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cr2S3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + Na2CrO4 + NaMnO4 + Na2SO3 =>
Cr2S3 + 24 Mn(NO3)2 + 17 Na2CO3 = 48 NO + 17 CO2 + 2 Na2CrO4 + 24 NaMnO4 + 3 Na2SO3
KI(aq) + H2SO4(aq) = K2SO4(aq) + HI(aq) =>
2 KI(aq) + H2SO4(aq) = K2SO4(aq) + 2 HI(aq)
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
PbO2 + Pb + HSO4 = PbSO4 + H2O =>
PbO2 + 3 Pb + 4 HSO4 = 4 PbSO4 + 2 H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
C6H10O + NO3 = C6H10O4 + N2O =>
5 C6H10O + 6 NO3 = 5 C6H10O4 + 3 N2O
Fe(OH)3 + H2S = FeS + S + H2O =>
2 Fe(OH)3 + 3 H2S = 2 FeS + S + 6 H2O
HOCl(aq) + NaHCO3(aq) = NaOCl(aq) + CO2(g) + H2O(l) =>
HOCl(aq) + NaHCO3(aq) = NaOCl(aq) + CO2(g) + H2O(l)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PCl3 + H2O = H3PO3 + HCl =>
PCl3 + 3 H2O = H3PO3 + 3 HCl
Ba + Br2 = Ba2Br =>
4 Ba + Br2 = 2 Ba2Br
MnSO4 + H2O + S = H2SO4 + Mn =>
3 MnSO4 + 4 H2O + S = 4 H2SO4 + 3 Mn
H2SO4 + KMnO4 + KI = MnSO4 + K2SO4 + I2 + H2O =>
8 H2SO4 + 2 KMnO4 + 10 KI = 2 MnSO4 + 6 K2SO4 + 5 I2 + 8 H2O
BeCl2 + KOH = Be(OH)2 + KCl =>
BeCl2 + 2 KOH = Be(OH)2 + 2 KCl
K + N2 = K3N =>
6 K + N2 = 2 K3N
K2Cr2O7 + SnCl2 + HCl = CrCl3 + SnCl4 + KCl + H2O =>
K2Cr2O7 + 3 SnCl2 + 14 HCl = 2 CrCl3 + 3 SnCl4 + 2 KCl + 7 H2O
Ca{2+} + OH{-} = HCa{+} + O =>
Ca{2+} + OH{-} = HCa{+} + O
Cr2O7{2-} + Cl{-} + H3O{+} = Cr3{+} + H2O + Cl2 =>
3 Cr2O7{2-} + 34 Cl{-} + 42 H3O{+} = 2 Cr3{+} + 63 H2O + 17 Cl2
Ag2SO4 + AlCl3 = AgCl + (SO4)3Al2 =>
3 Ag2SO4 + 2 AlCl3 = 6 AgCl + (SO4)3Al2
HC2H3O2 + CaCO2 = Ca(C2H3O2)2 + CO2 + H2O =>
7 HC2H3O2 + 4 CaCO2 = 4 Ca(C2H3O2)2 + 2 CO2 + 2 H2O
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
H2CO3 + Na + HC2H3O2 = NaC2H3O2 + H2O =>
2 H2CO3 + 8 Na + 7 HC2H3O2 = 8 NaC2H3O2 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr2O7{2-} + Cl{-} + H3O{+} = Cr3{+} + H2O + Cl2 =>
3 Cr2O7{2-} + 34 Cl{-} + 42 H3O{+} = 2 Cr3{+} + 63 H2O + 17 Cl2
Cl{-} + H3O{+} + Cr2O7{2-} = H2O + Cl2 + Cr{3+} =>
6 Cl{-} + 14 H3O{+} + Cr2O7{2-} = 21 H2O + 3 Cl2 + 2 Cr{3+}
H2(C2O4) + K(MnO4) + H2(SO4) = Mn(SO4) + K2(SO4) + CO2 + H2O =>
5 H2(C2O4) + 2 K(MnO4) + 3 H2(SO4) = 2 Mn(SO4) + K2(SO4) + 10 CO2 + 8 H2O
KMnO4 = K2MnO4MnO2O2 =>
2 KMnO4 = K2MnO4MnO2O2
NH3(g) + O2(g) = NO(g) + H2O(j) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(j)
C2H8 + CO2 = (CH4)CO2 =>
C2H8 + 2 CO2 = 2(CH4)CO2
CuSO4 + H2O = Cu + H2SO4 + O2 =>
2 CuSO4 + 2 H2O = 2 Cu + 2 H2SO4 + O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/23
Équations équilibrées sur01/18/23
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