| Équations équilibrées la veille |
Fe2O3 + 3 SO2 = Fe2(SO3)3
Na2S2O3 + Cl + H2O = NaHSO4 + HCl =>
Na2S2O3 + 8 Cl + 5 H2O = 2 NaHSO4 + 8 HCl
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cu + HI = CuI3 + H2 =>
2 Cu + 6 HI = 2 CuI3 + 3 H2
(PbN3)2 + Cr(MnO4)2 = Cr2O3 + MnO2 + Pb3O4 + NO =>
15(PbN3)2 + 52 Cr(MnO4)2 = 26 Cr2O3 + 104 MnO2 + 10 Pb3O4 + 90 NO
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
C3H6 + H = C3H8 =>
C3H6 + 2 H = C3H8
N2(g) + CO2(g) = NO + CO =>
N2(g) + 2 CO2(g) = 2 NO + 2 CO
SeO32{-} + H{+} + e = H2SeO3 + H2O =>
SeO32{-} + 60 H{+} + 59e = H2SeO3 + 29 H2O
KMnO4 + Na2SO3 + H2SO4 = Na2SO4 + K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 5 Na2SO3 + 3 H2SO4 = 5 Na2SO4 + K2SO4 + 2 MnSO4 + 3 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
BaCl2 + KCIO3 = Ba(CIO3)2 + KCl =>
BaCl2 + 2 KCIO3 = Ba(CIO3)2 + 2 KCl
HIO4 + K(OH) = K(IO4) + H2O =>
HIO4 + K(OH) = K(IO4) + H2O
Co(NO3)2 + NH4OH = Co(OH)2 + NH4(NO3) =>
Co(NO3)2 + 2 NH4OH = Co(OH)2 + 2 NH4(NO3)
AlBr3 + K = KBr + Al =>
AlBr3 + 3 K = 3 KBr + Al
KCI + AgNO3 = AgCI + KNO3 =>
KCI + AgNO3 = AgCI + KNO3
Fe + H2SO4(aq) = FeSO4(aq) + H2(g) =>
Fe + H2SO4(aq) = FeSO4(aq) + H2(g)
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C3H7COONa + HCl = C3H7COOH + NaCl =>
C3H7COONa + HCl = C3H7COOH + NaCl
C18H38 = C8H18 + C5H10 =>
C18H38 = C8H18 + 2 C5H10
Mg(NO3)2 + NaI = MgI2 + NaNO3 =>
Mg(NO3)2 + 2 NaI = MgI2 + 2 NaNO3
Ca + H2O = CaH2O3 + H2 =>
Ca + 3 H2O = CaH2O3 + 2 H2
P2O3 + O3 = P2O5 =>
3 P2O3 + 2 O3 = 3 P2O5
N(O) + O2 = N(O)2 =>
2 N(O) + O2 = 2 N(O)2
SnONaOHH2O = Na[Sn(OH)3] =>
SnONaOHH2O = Na[Sn(OH)3]
KOH + HCl = KCl + H2O =>
KOH + HCl = KCl + H2O
ZnCl2Ba(OH)2 = Zn(OH)2BaCl2 =>
ZnCl2Ba(OH)2 = Zn(OH)2BaCl2
H2O2MnO2 = H2OMnO3 =>
H2O2MnO2 = H2OMnO3
Na2CO3NaOH = Na2OHNaCO3 =>
Na2CO3NaOH = Na2OHNaCO3
Fe2 + H2 = FeH2 =>
Fe2 + 2 H2 = 2 FeH2
S2O4{2-} + H2O = S2O3{2-} + HSO3{-} =>
2 S2O4{2-} + H2O = S2O3{2-} + 2 HSO3{-}
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
HCl + Ti(OH)4 = TiCl4 + H2O =>
4 HCl + Ti(OH)4 = TiCl4 + 4 H2O
NaOH(aq) + H2SO4() = Na2SO4(aq) + H2O(l) =>
2 NaOH(aq) + H2SO4() = Na2SO4(aq) + 2 H2O(l)
Fe(NO3)3 + M(Na2S) = Fe(Na2S)3 + M(NO3) =>
Fe(NO3)3 + 3 M(Na2S) = Fe(Na2S)3 + 3 M(NO3)
BaCl2(aq) + K2SO4(aq) = BaSO4(s) + KCl(aq) =>
BaCl2(aq) + K2SO4(aq) = BaSO4(s) + 2 KCl(aq)
Be(OH)2 + HNO3 = Be(NO3)2 + H2O =>
Be(OH)2 + 2 HNO3 = Be(NO3)2 + 2 H2O
KAl(SO4)2 + H2O = KOH + Al(OH)3 + H2SO4 =>
KAl(SO4)2 + 4 H2O = KOH + Al(OH)3 + 2 H2SO4
U + O3 = UO3 =>
U + O3 = UO3
BaCl2(aq) + K2SO4(aq) = BaSO4(s) + KCl(aq) =>
BaCl2(aq) + K2SO4(aq) = BaSO4(s) + 2 KCl(aq)
Na + Al2S3 = Al + Na2S =>
6 Na + Al2S3 = 2 Al + 3 Na2S
Cr2(SO4)3 + KI + KIO3 + H2O = Cr(OH)3 + K2SO4 + I2 =>
Cr2(SO4)3 + 5 KI + KIO3 + 3 H2O = 2 Cr(OH)3 + 3 K2SO4 + 3 I2
NO + Cl2 = NO(Cl) =>
2 NO + Cl2 = 2 NO(Cl)
NH4Cr2O7 = NH3 + H2O + Cr2O3 + O2 =>
4 NH4Cr2O7 = 4 NH3 + 2 H2O + 4 Cr2O3 + 7 O2
Al4C3 + HCl = AlCl3 + CH4 =>
Al4C3 + 12 HCl = 4 AlCl3 + 3 CH4
C5H8 + O2 = CO2 + H2O =>
C5H8 + 7 O2 = 5 CO2 + 4 H2O
KHNO3(s)HNO3(aq) = KNO3(aq)NO2(aq)H2O(l) =>
KHNO3(s)HNO3(aq) = KNO3(aq)NO2(aq)H2O(l)
CuSO + BeF2 = Cu2F2 + Be(SO)2 =>
2 CuSO + BeF2 = Cu2F2 + Be(SO)2
Ba3P2 + Mg = MgP + Ba =>
Ba3P2 + 2 Mg = 2 MgP + 3 Ba
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
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Équations équilibrées sur11/11/24
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