| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KCl + H2Co3 = 2 HCl + K2Co3
AuCl3 + H2O2 + NaOH = Na[Au(OH)6] + NaCl =>
AuCl3 + H2O2 + 4 NaOH = Na[Au(OH)6] + 3 NaCl
HCOOH + NaOH = NaHCOO + H2O =>
HCOOH + NaOH = NaHCOO + H2O
As4O6 + MnO4{-} + H2O + Cl{-} = AsO4{-3} + MnCl2 + HCl =>
5 As4O6 + 8 MnO4{-} + 18 H2O + 52 Cl{-} = 20 AsO4{-3} + 8 MnCl2 + 36 HCl
Fe + Hg(No3)2 = Fe(No3)2 + Hg =>
Fe + Hg(No3)2 = Fe(No3)2 + Hg
NaCl + C2H4O2 = HCl + NaC2H3O2 =>
NaCl + C2H4O2 = HCl + NaC2H3O2
Br2 + HI = HBr + I2 =>
Br2 + 2 HI = 2 HBr + I2
CuCl2 + Na2CO3 + H2O = (CuOH)2CO3 + NaCl + H2CO3 =>
2 CuCl2 + 2 Na2CO3 + 2 H2O = (CuOH)2CO3 + 4 NaCl + H2CO3
Fe(NO3)3 + CaS = Fe2S3 + Ca(NO3)2 =>
2 Fe(NO3)3 + 3 CaS = Fe2S3 + 3 Ca(NO3)2
N2 + F = NF =>
N2 + 2 F = 2 NF
Fe + NaClO3 = FeO + NaCl =>
3 Fe + NaClO3 = 3 FeO + NaCl
Na(OH) + H(SO4) = Na(SO4) + H(OH) =>
Na(OH) + H(SO4) = Na(SO4) + H(OH)
Li2O + H2S = Li2S + H2O =>
Li2O + H2S = Li2S + H2O
Cu2SFeS2 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO + H2O =>
3 Cu2SFeS2 + 46 HNO3 = 6 Cu(NO3)2 + 3 Fe(NO3)3 + 9 H2SO4 + 25 NO + 14 H2O
P2O5(s) = P(s) + O2(g) =>
2 P2O5(s) = 4 P(s) + 5 O2(g)
NaOH + NaCl = Na2OHCl =>
NaOH + NaCl = Na2OHCl
Ca3P2 + KMnO4 + H2O = Ca3(PO4)2 + MnO2 + KOH =>
3 Ca3P2 + 16 KMnO4 + 8 H2O = 3 Ca3(PO4)2 + 16 MnO2 + 16 KOH
CH3COOC2H5 + NaOH = CH3COONa + C2H5OH =>
CH3COOC2H5 + NaOH = CH3COONa + C2H5OH
ZnSO4 + Cs = Cs2SO4 + Zn =>
ZnSO4 + 2 Cs = Cs2SO4 + Zn
AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2SO4(aq) = Ag2SO4(s) + 2 NaNO3(aq)
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4 =>
(NH4)2SO4 + BaCl2 = (NH4)2Cl2 + BaSO4
NaHSO4 + Mg = MgSO4 + Na2SO4 + H2 =>
2 NaHSO4 + Mg = MgSO4 + Na2SO4 + H2
Si + P = Si3P4 =>
3 Si + 4 P = Si3P4
CU(CH3COO)2 = CU + CO + H =>
CU(CH3COO)2 = CU + 4 CO + 6 H
SO2 + HCl = SCl + HO2 =>
SO2 + HCl = SCl + HO2
Na(ClO3) = NaCl + O2 =>
2 Na(ClO3) = 2 NaCl + 3 O2
Na2SiO3 + H2O = H2SiO3 + Na2O =>
Na2SiO3 + H2O = H2SiO3 + Na2O
Cu2O3 + H2 = Cu + H2O =>
Cu2O3 + 3 H2 = 2 Cu + 3 H2O
K2Cr2O7 + NaI + H2SO4 = Cr2(SO4)3 + I2 + H2O + Na2SO4 + K2SO4 =>
K2Cr2O7 + 6 NaI + 7 H2SO4 = Cr2(SO4)3 + 3 I2 + 7 H2O + 3 Na2SO4 + K2SO4
As + H2 = AsH5 =>
2 As + 5 H2 = 2 AsH5
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg =>
Cu(s) + Mg(NO3)2(aq) = Cu(NO3)2 + Mg
KClO3 + KI + HCl = I2 + KCl + H2O =>
KClO3 + 6 KI + 6 HCl = 3 I2 + 7 KCl + 3 H2O
AgCl + NaOH = Ag2O + NaCl + H2O =>
2 AgCl + 2 NaOH = Ag2O + 2 NaCl + H2O
Fe + HCl(aq) = FeCl3 + H2 =>
2 Fe + 6 HCl(aq) = 2 FeCl3 + 3 H2
K2C2O4 + Ca(NO3)2 = CaC2O4 + KNO3 =>
K2C2O4 + Ca(NO3)2 = CaC2O4 + 2 KNO3
ZnS + Cu = CuS + Zn =>
ZnS + Cu = CuS + Zn
C3H5O9N3 + O2 = CO2 + H2O + NO2 =>
4 C3H5O9N3 + 11 O2 = 12 CO2 + 10 H2O + 12 NO2
Al + NO = AlNO =>
Al + NO = AlNO
Au + HF = AuF + H2 =>
2 Au + 2 HF = 2 AuF + H2
CO2 + H2O = C2H5OH + O2 =>
2 CO2 + 3 H2O = C2H5OH + 3 O2
Cu + KNO3 + HCl = Cu(NO3)2 + KCl + N2O + H2O =>
4 Cu + 10 KNO3 + 10 HCl = 4 Cu(NO3)2 + 10 KCl + N2O + 5 H2O
KOH + MnO2 + Cl2 = KMnO4 + KCl + H2O =>
8 KOH + 2 MnO2 + 3 Cl2 = 2 KMnO4 + 6 KCl + 4 H2O
BaO + HOH = Ba(OH)2 =>
BaO + HOH = Ba(OH)2
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
HCl + SO2 = H2S + ClO =>
2 HCl + SO2 = H2S + 2 ClO
Pb4 + O2 = Pb2O3 =>
Pb4 + 3 O2 = 2 Pb2O3
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
H2C2O4 + K2Cr2O7 + H2SO4 = KHSO4 + Cr2(SO4)3 + CO2 + H2O =>
3 H2C2O4 + K2Cr2O7 + 5 H2SO4 = 2 KHSO4 + Cr2(SO4)3 + 6 CO2 + 7 H2O
KMnO4 + C3H8O = K2CO3 + Mn2O3 + CO2 + H2O =>
18 KMnO4 + 4 C3H8O = 9 K2CO3 + 9 Mn2O3 + 3 CO2 + 16 H2O
CaO2 + NO2 = CaN2O6 =>
CaO2 + 2 NO2 = CaN2O6
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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