| Équations équilibrées la veille |
NaHCO3 = NaOH + CO2
Al2(SO3)3 + NaOH = Na2SO3 + Al(OH)3 =>
Al2(SO3)3 + 6 NaOH = 3 Na2SO3 + 2 Al(OH)3
H2O + CO2 = HCO + HO =>
2 H2O + CO2 = HCO + 3 HO
I2 + H2NO3 = HIO3 + H2 + N2O4 =>
I2 + 6 H2NO3 = 2 HIO3 + 5 H2 + 3 N2O4
Cr2S3 + Mn(NO3)2 + Na2CO3 = NO + CO2 + Na2Cr04 + Na2Mn04 + Na2SO4 =>
2 Cr2S3 + 4 Mn(NO3)2 + 8 Na2CO3 = 8 NO + 8 CO2 + Na2Cr04 + Na2Mn04 + 6 Na2SO4
Co2(OH)6 + H6C3O6 = Co2C3O6 + H2O =>
Co2(OH)6 + H6C3O6 = Co2C3O6 + 6 H2O
K + CuSO4 = KSO4 + Cu =>
K + CuSO4 = KSO4 + Cu
Zn + HNO3 = Zn2NO3H =>
2 Zn + HNO3 = Zn2NO3H
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
HCl + Na2CO3 = H2O + CO2 + NaCl =>
2 HCl + Na2CO3 = H2O + CO2 + 2 NaCl
N2O5(s) + H2O(s) = HNO3(s) =>
N2O5(s) + H2O(s) = 2 HNO3(s)
CuFeS2 + O2 = Cu2S + FeS + SO2 =>
2 CuFeS2 + O2 = Cu2S + 2 FeS + SO2
Fe + HBrO4 = Fe(BrO4) + H2 =>
2 Fe + 2 HBrO4 = 2 Fe(BrO4) + H2
SiCl3 + Cl2 = SiCl4 =>
2 SiCl3 + Cl2 = 2 SiCl4
AlCl3 + Na2Co3 = Al2(Co3)3 + NaCl =>
2 AlCl3 + 3 Na2Co3 = Al2(Co3)3 + 6 NaCl
C6H5COO + H2O = H3O + C7O =>
C6H5COO + 2 H2O = 3 H3O + C7O
FrBr + Fe3(PO4)2 = Fr3PO4 + FeBr2 =>
6 FrBr + Fe3(PO4)2 = 2 Fr3PO4 + 3 FeBr2
C13H16O4N2 + O2 = CO2 + H2O + NH3 =>
2 C13H16O4N2 + 27 O2 = 26 CO2 + 10 H2O + 4 NH3
O + Ar = OAr =>
O + Ar = OAr
NaO + H2SO4 = Na(SO4) + H2O =>
NaO + H2SO4 = Na(SO4) + H2O
N2H4 + K2CrO4 + H2SO4 = N2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 N2H4 + 4 K2CrO4 + 10 H2SO4 = 3 N2 + 4 K2SO4 + 2 Cr2(SO4)3 + 16 H2O
H3AsO4 + MgO = Mg3As2O8 + H2O =>
2 H3AsO4 + 3 MgO = Mg3As2O8 + 3 H2O
Na2[Zn(OH)4] + H3PO4 = NaH2PO4 + ZnHPO4 + H2O =>
Na2[Zn(OH)4] + 3 H3PO4 = 2 NaH2PO4 + ZnHPO4 + 4 H2O
Mg + Cr(SO4)3 = MgSO4 + Cr =>
3 Mg + Cr(SO4)3 = 3 MgSO4 + Cr
Cn + H2SO4 = Cn2SO4 + H2 =>
2 Cn + H2SO4 = Cn2SO4 + H2
P3PO4 + B2 = BP2 + PO4 =>
4 P3PO4 + 3 B2 = 6 BP2 + 4 PO4
KHS + HCl = KCl + H2S =>
KHS + HCl = KCl + H2S
PCl3 = P + Cl2 =>
2 PCl3 = 2 P + 3 Cl2
C2H5OH + O2 = CH2O + H2O =>
C2H5OH + O2 = 2 CH2O + H2O
N2H4 + K2CrO4 + H2SO4 = N2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 N2H4 + 4 K2CrO4 + 10 H2SO4 = 3 N2 + 4 K2SO4 + 2 Cr2(SO4)3 + 16 H2O
Al + CaCl2 = AlCl3 + Ca =>
2 Al + 3 CaCl2 = 2 AlCl3 + 3 Ca
CuSO4 + Mg = MgSO4Cu =>
CuSO4 + Mg = MgSO4Cu
K2S2O5 + O2 = K2SO4 + SO2 =>
2 K2S2O5 + O2 = 2 K2SO4 + 2 SO2
HClO3 + NaOH = H2O + NaCl + O3 =>
HClO3 + NaOH = H2O + NaCl + O3
SnO2(s) + H2(g) = Sn(s) + H2O(g) =>
SnO2(s) + 2 H2(g) = Sn(s) + 2 H2O(g)
HCl + KNO3 = KCl + HNO3 =>
HCl + KNO3 = KCl + HNO3
H2S04 + Mg = MgS04 + H2 =>
H2S04 + Mg = MgS04 + H2
H3AsO4 + Fe = Fe3(AsO4) + H2 =>
2 H3AsO4 + 6 Fe = 2 Fe3(AsO4) + 3 H2
KMnO4 + Fe(NH4)2(SO4)2*6H2O + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + (NH4)2SO4 + H2O =>
2 KMnO4 + 10 Fe(NH4)2(SO4)2*6H2O + 8 H2SO4 = 2 MnSO4 + 5 Fe2(SO4)3 + K2SO4 + 10(NH4)2SO4 + 68 H2O
CO + I = C + IO =>
CO + I = C + IO
K2S(aq) + HCl(aq) = K2Cl + HS =>
K2S(aq) + HCl(aq) = K2Cl + HS
FeS2 + Al = Al2S3 + Fe =>
3 FeS2 + 4 Al = 2 Al2S3 + 3 Fe
NH3(aq) + Cu(NO3)2(aq) = CuNH3(s) + NO3 =>
NH3(aq) + Cu(NO3)2(aq) = CuNH3(s) + 2 NO3
CH3COOH + HCOOH = CH3C2O4 + H2O =>
CH3COOH + 10 HCOOH = 4 CH3C2O4 + 6 H2O
OH{-} + S2O4{2-} = SO3{2-} + {-} + H2O =>
4 OH{-} + S2O4{2-} = 2 SO3{2-} + 2e + 2 H2O
WCl6 + H2O = WO3 + HCl =>
WCl6 + 3 H2O = WO3 + 6 HCl
Na2S + Pb(SO4)2 = PbS2 + Na2SO4 =>
2 Na2S + Pb(SO4)2 = PbS2 + 2 Na2SO4
NH2{-}CH2{-}COOH + HNO2 = HO{-}CH2{-}COOH + N2 + H2O =>
NH2{-}CH2{-}COOH + HNO2 = HO{-}CH2{-}COOH + N2 + H2O
H2SO4 + C2H5OH = H2O + SO2 + CO2 =>
6 H2SO4 + C2H5OH = 9 H2O + 6 SO2 + 2 CO2
Zn(OH)2 + HNO3(excess) = Zn(NO3)2 + H2O =>
Zn(OH)2 + 2 HNO3(excess) = Zn(NO3)2 + 2 H2O
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Équations équilibrées sur12/13/24
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