| Équations équilibrées la veille | Équations équilibrées le lendemain |
K3[Fe(CN)6] + 3 NH4SCN = 3 KSCN + (NH4)3Fe(CN)6
Ca(OH)2 + C2H3O2H = Ca(C2H3O2)2 + H2O =>
Ca(OH)2 + 2 C2H3O2H = Ca(C2H3O2)2 + 2 H2O
ZnSO4 + Na = Na2SO4 + Zn =>
ZnSO4 + 2 Na = Na2SO4 + Zn
FeCl3 + Na2SO3 + H2SO4 = FeCl2 + HCl + Na2SO4 + S =>
2 FeCl3 + 4 Na2SO3 + H2SO4 = 2 FeCl2 + 2 HCl + 4 Na2SO4 + S
AlCl3(aq) + Ba(OH)2 = Al(OH)3 + BaCl2 =>
2 AlCl3(aq) + 3 Ba(OH)2 = 2 Al(OH)3 + 3 BaCl2
(b)AgNO3(aq) + Cu(s) = Cu(NO3)2(aq) + Ag(s) =>
2(b)AgNO3(aq) + Cu(s) = Cu(NO3)2(aq) + 2 Ag(s)
CCl4 + NaBr = CBr + NaCl4 =>
CCl4 + NaBr = CBr + NaCl4
Zn + ClH = ClZn + H2 =>
2 Zn + 2 ClH = 2 ClZn + H2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
C7H7NO + HCl + SnCl2 = C7H9N + H2O + SnCl4 =>
C7H7NO + 4 HCl + 2 SnCl2 = C7H9N + H2O + 2 SnCl4
C57H104O6 + KOH = C18H33KO2 + C3H8O3 =>
C57H104O6 + 3 KOH = 3 C18H33KO2 + C3H8O3
CaO3S = CaO + SO2 =>
CaO3S = CaO + SO2
Ni(CIO3)3 + Ba = Ba(CIO3)2 + Ni =>
2 Ni(CIO3)3 + 3 Ba = 3 Ba(CIO3)2 + 2 Ni
CH3OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + HCOH + K2SO4 =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 7 H2O + 3 HCOH + K2SO4
NaHAsO4 + AgNO3 = NaNO3 + AgHAsO4 =>
NaHAsO4 + AgNO3 = NaNO3 + AgHAsO4
NaCN + H2SO4 = Na2SO4 + HCN =>
2 NaCN + H2SO4 = Na2SO4 + 2 HCN
CH2O + H2O = CO2 + H =>
CH2O + H2O = CO2 + 4 H
FeCl3 + Zn = ZnCl3 + Fe =>
FeCl3 + Zn = ZnCl3 + Fe
N2O + H2O = NH4NO3 =>
N2O + 2 H2O = NH4NO3
NH2OH = NH2 + OH =>
NH2OH = NH2 + OH
I2O5 + NO = I2 + N2O4 =>
2 I2O5 + 10 NO = 2 I2 + 5 N2O4
Mg + HNO3(concentrated) = Mg(NO3)2 + N2 + H2O =>
5 Mg + 12 HNO3(concentrated) = 5 Mg(NO3)2 + N2 + 6 H2O
K3Co(NO2)6 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Co(SO4)2 + HNO2 + H2O =>
5 K3Co(NO2)6 + KMnO4 + 19 H2SO4 = 8 K2SO4 + MnSO4 + 5 Co(SO4)2 + 30 HNO2 + 4 H2O
LaF3 + La2O3 + Nd + Bi2S3 + S + La = La7Nd3F5O5Bi10S20 =>
5 LaF3 + 5 La2O3 + 9 Nd + 15 Bi2S3 + 15 S + 6 La = 3 La7Nd3F5O5Bi10S20
H2C2O4*2H2O + KOH = K2H2C2O4 + H2O + CO2 =>
2 H2C2O4*2H2O + 2 KOH = K2H2C2O4 + 6 H2O + 2 CO2
NH4OH + CuSO4 + NaCl = (NH4)2SO4 + CuCl2 + NaOH =>
2 NH4OH + CuSO4 + 2 NaCl = (NH4)2SO4 + CuCl2 + 2 NaOH
Al(OH)3 + NaOH(aq) = NaAl(OH)4(aq) =>
Al(OH)3 + NaOH(aq) = NaAl(OH)4(aq)
AgNO3 + H2SO4 = AgSO4 + NO2 + H2O =>
AgNO3 + H2SO4 = AgSO4 + NO2 + H2O
NaCl + H2O + CO2 = HCl + NaHCO3 =>
NaCl + H2O + CO2 = HCl + NaHCO3
MgCl2 + LiC2H5 = MgClC2H5 + LiCl =>
MgCl2 + LiC2H5 = MgClC2H5 + LiCl
Ca + H3C6H5O7 = Ca3(C6H5O7)2 + H2 =>
3 Ca + 2 H3C6H5O7 = Ca3(C6H5O7)2 + 3 H2
C14H10 + KMnO4 + H2SO4 = C7H6O2 + H2O + K2SO4 + MnSO4 =>
5 C14H10 + 6 KMnO4 + 9 H2SO4 = 10 C7H6O2 + 4 H2O + 3 K2SO4 + 6 MnSO4
HClO4 + Ag3SbS3 = Ag2S + Sb2O3 + SO2 + HCl =>
9 HClO4 + 8 Ag3SbS3 = 12 Ag2S + 4 Sb2O3 + 12 SO2 + 9 HCl
Hl + Mg(OH)2 = Hl(OH)2 + Mg =>
Hl + Mg(OH)2 = Hl(OH)2 + Mg
Na + P = Na3P =>
3 Na + P = Na3P
KMgBr = KBr + Mg =>
KMgBr = KBr + Mg
C12H16 + Cl2 = C + HCl =>
C12H16 + 8 Cl2 = 12 C + 16 HCl
NaF + H2SO4 = NaHSO4 + HF =>
NaF + H2SO4 = NaHSO4 + HF
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
BiCl3 + H2S = Bi2S3 + HCl =>
2 BiCl3 + 3 H2S = Bi2S3 + 6 HCl
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
C3H7Br + CH3OH = C3H8O + CH3Br =>
C3H7Br + CH3OH = C3H8O + CH3Br
Ba(OH)2 + Na2CrO4 = BaCrO4 + NaOH =>
Ba(OH)2 + Na2CrO4 = BaCrO4 + 2 NaOH
C4H6O5 + NaOH = C4H4O5Na2 + H2O =>
C4H6O5 + 2 NaOH = C4H4O5Na2 + 2 H2O
Sr(NO3)2 + KBr = SrBr2 + KNO3 =>
Sr(NO3)2 + 2 KBr = SrBr2 + 2 KNO3
NiCO3 + HNO3 = CO2 + H2O + Ni(NO3)2 =>
NiCO3 + 2 HNO3 = CO2 + H2O + Ni(NO3)2
La + HCl = LaCl2 + H2 =>
La + 2 HCl = LaCl2 + H2
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Mg + Fe{2+} = MgFe{2+} =>
Mg + Fe{2+} = MgFe{2+}
Ba(NO3)2 + H2SO4 = BaSO4 + HNO3 =>
Ba(NO3)2 + H2SO4 = BaSO4 + 2 HNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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