| Équations équilibrées la veille |
2 NaOH + H2S = SNa2 + 2 H2O
O2 + CH197 = CO2 + H2 =>
2 O2 + 2 CH197 = 2 CO2 + 197 H2
Zn + PbI2 = Pb + ZnI4 =>
Zn + 2 PbI2 = 2 Pb + ZnI4
CuCl{2} + NaNO{3} = CuNO{3} + NaCl{2} =>
CuCl{2} + NaNO{3} = CuNO{3} + NaCl{2}
C2H5OH + NH3 = C2H5NH2 + H2O =>
C2H5OH + NH3 = C2H5NH2 + H2O
Pb(CH3CO2)2 + KCl = PbCl2 + K(CH3CO2) =>
Pb(CH3CO2)2 + 2 KCl = PbCl2 + 2 K(CH3CO2)
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
K2CrO7 + H2SO4 + (COOH)2 = K2SO4 + Cr2(SO4)3 + H2O + CO2 =>
2 K2CrO7 + 5 H2SO4 + 9(COOH)2 = 2 K2SO4 + Cr2(SO4)3 + 14 H2O + 18 CO2
Al3SO42 + NH4Br = Al3Br + NH4SO42 =>
Al3SO42 + NH4Br = Al3Br + NH4SO42
P2S5 + O2 = P2O5 + SO2 =>
2 P2S5 + 15 O2 = 2 P2O5 + 10 SO2
KMnO4 + H2C2O4 = Mn + CO2 + H2O + K =>
KMnO4 + 4 H2C2O4 = Mn + 8 CO2 + 4 H2O + K
CH4(g) + Cl2(g) = CH2Cl(l) + HCl(g) =>
2 CH4(g) + 3 Cl2(g) = 2 CH2Cl(l) + 4 HCl(g)
CuO + H2S = Cu + SO2 + H2O =>
3 CuO + H2S = 3 Cu + SO2 + H2O
KS + AgNO3 = AgS + KNO3 =>
KS + AgNO3 = AgS + KNO3
AlCl3 + H3PO4 = AlPO4 + H3Cl3 =>
AlCl3 + H3PO4 = AlPO4 + H3Cl3
C3H9OH + KMnO4 + H2SO4 = C4H8O2 + MnSO4 + K2SO4 + H2O =>
4 C3H9OH + 4 KMnO4 + 6 H2SO4 = 3 C4H8O2 + 4 MnSO4 + 2 K2SO4 + 14 H2O
Na2SO3(aq) + HNO3(aq) = NaNO3 + H2O + SO2 =>
Na2SO3(aq) + 2 HNO3(aq) = 2 NaNO3 + H2O + SO2
H + Br = HBr =>
H + Br = HBr
KOH + Cu(NO3)2 = Cu(OH)2 + KNO3 =>
2 KOH + Cu(NO3)2 = Cu(OH)2 + 2 KNO3
NiCl2(aq) + NaOH(aq) = Ni(OH)2(aq) + NaCl(aq) =>
NiCl2(aq) + 2 NaOH(aq) = Ni(OH)2(aq) + 2 NaCl(aq)
Cr + Al2(MnO4)3 + H3PO4 = MnPO4 + CrPO4 + AlPO4 + H2O =>
3 Cr + Al2(MnO4)3 + 8 H3PO4 = 3 MnPO4 + 3 CrPO4 + 2 AlPO4 + 12 H2O
NaCO3 + H3C6H5O7 = H2O + CO2 + Na3C6H5O7 =>
18 NaCO3 + 7 H3C6H5O7 = 13 H2O + 24 CO2 + 6 Na3C6H5O7
Pb + SO4 = PbO + S =>
4 Pb + SO4 = 4 PbO + S
Al2(SO4)3 + Cl2 = ClSO4 + Al =>
2 Al2(SO4)3 + 3 Cl2 = 6 ClSO4 + 4 Al
KBr + KOH + NO2 = KBrO4 + KNO2 + H2O =>
KBr + 8 KOH + 8 NO2 = KBrO4 + 8 KNO2 + 4 H2O
Zn + H22SO4 + SbO3 = ZnSO4 + SbH3 + H2O =>
9 Zn + 9 H22SO4 + 22 SbO3 = 9 ZnSO4 + 22 SbH3 + 66 H2O
Fe(OH)2 + (NH4)2SO4 = FeSO4 + NH3 + H2O =>
Fe(OH)2 + (NH4)2SO4 = FeSO4 + 2 NH3 + 2 H2O
P + HNO3 = PNO3 + NO + H2O =>
3 P + 4 HNO3 = 3 PNO3 + NO + 2 H2O
C6H5OH + HCl = C6H5Cl + H2O =>
C6H5OH + HCl = C6H5Cl + H2O
Al3SO42 + NH4Br = Al3Br + NH4SO42 =>
Al3SO42 + NH4Br = Al3Br + NH4SO42
AgNO3 + Ni = Ni(NO3)2 + Ag =>
2 AgNO3 + Ni = Ni(NO3)2 + 2 Ag
SiO2 + Ca3(PO4)2 + C = CO + P4 + CaSiO3 =>
6 SiO2 + 2 Ca3(PO4)2 + 10 C = 10 CO + P4 + 6 CaSiO3
HCl + Na3CO2 = NaCl + H3CO2 =>
3 HCl + Na3CO2 = 3 NaCl + H3CO2
IK + AgNO3 = AgI + KNO3 =>
IK + AgNO3 = AgI + KNO3
(NH4)3PO4(s) + CaCl2(aq) = Ca3(PO4)2(aq) + NH4Cl(aq) =>
2(NH4)3PO4(s) + 3 CaCl2(aq) = Ca3(PO4)2(aq) + 6 NH4Cl(aq)
HCl + Na(OH)2 = NaCl2 + H2O =>
2 HCl + Na(OH)2 = NaCl2 + 2 H2O
H2SO3 + O2 = H2SO4 =>
2 H2SO3 + O2 = 2 H2SO4
MgSO4 + Ba(OH)2 = Mg(OH)2 + BaSO4 =>
MgSO4 + Ba(OH)2 = Mg(OH)2 + BaSO4
CN({-}) + O = CNO({-}) =>
CN({-}) + O = CNO({-})
Na3PO4 + HCl = NaCl + H3PO4 =>
Na3PO4 + 3 HCl = 3 NaCl + H3PO4
S + KNO3 = K2O + NO + SO2 =>
3 S + 4 KNO3 = 2 K2O + 4 NO + 3 SO2
P4 + O2 = P2O103 =>
P4 + 103 O2 = 2 P2O103
Al3SO42 + NH4Br = Al3Br + NH4SO42 =>
Al3SO42 + NH4Br = Al3Br + NH4SO42
H2CO3 + Ba(OH)2 = BaCO3 + H2O =>
H2CO3 + Ba(OH)2 = BaCO3 + 2 H2O
Cr + KSCN = [Cr(SCN)6] + K =>
Cr + 6 KSCN = [Cr(SCN)6] + 6 K
FeTiO3 + NH4F + O2 = (NH4)2TiF6 + H2O + NH3 + Fe2O3 =>
4 FeTiO3 + 24 NH4F + O2 = 4(NH4)2TiF6 + 8 H2O + 16 NH3 + 2 Fe2O3
Cl{-} + OH{-} = ClO{-} + H{+} + e =>
Cl{-} + OH{-} = ClO{-} + H{+} + 2e
Al(s) + Fe(NO3)3(aq) = Fe(s) + Al(NO3)3(aq) =>
Al(s) + Fe(NO3)3(aq) = Fe(s) + Al(NO3)3(aq)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na2S2O3 + H2O = Na2S2H2 + O =>
Na2S2O3 + H2O = Na2S2H2 + 4 O
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Équations équilibrées sur01/28/25
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