| Équations équilibrées la veille |
3 Pb5O(CO3)3(OH)2 + CO2 + 2 H2O = 5 Pb3(CO3)2(OH)2
NO3{-} + H2O = N2O + O2 + OH{-} =>
2 NO3{-} + H2O = N2O + 2 O2 + 2 OH{-}
CuO + NaOH = Cu(OH)2 + Na2O =>
CuO + 2 NaOH = Cu(OH)2 + Na2O
Cr(NO3)3 + Br2 + KOH = K2CrO4 + KBr + KNO3 + H2O =>
2 Cr(NO3)3 + 3 Br2 + 16 KOH = 2 K2CrO4 + 6 KBr + 6 KNO3 + 8 H2O
Fe(CN)6{3-} + S2O3{2-} = Fe(SCN)6{3-} + SO3{2-} =>
Fe(CN)6{3-} + 6 S2O3{2-} = Fe(SCN)6{3-} + 6 SO3{2-}
H2SO4 + Na(OH) = Na2(SO4) + H2O =>
H2SO4 + 2 Na(OH) = Na2(SO4) + 2 H2O
Ni2O3 + HCl = NiCl2 + Cl2 + H2O =>
Ni2O3 + 6 HCl = 2 NiCl2 + Cl2 + 3 H2O
Ag + HNO3(roz) = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3(roz) = 3 AgNO3 + NO + 2 H2O
N(g) + H2(g) = NH3(g) =>
2 N(g) + 3 H2(g) = 2 NH3(g)
C4H6O4 + KOH = K2C4H4O4 + H2O =>
C4H6O4 + 2 KOH = K2C4H4O4 + 2 H2O
KO2 + H2S = K2SO3 + H2O =>
2 KO2 + H2S = K2SO3 + H2O
AgOH + NH3 = Ag(NH3) + OH =>
AgOH + NH3 = Ag(NH3) + OH
CaO + N2O = CaON2O =>
CaO + N2O = CaON2O
Mg(OH)2 + H2 = Mg + H2O =>
Mg(OH)2 + H2 = Mg + 2 H2O
Fe(SCN)3 + H2O = HCSN + Fe(OH)3 =>
Fe(SCN)3 + 3 H2O = 3 HCSN + Fe(OH)3
KNO2 + KBr + H2SO4 = K2SO4 + NO + Br2 + H2O =>
2 KNO2 + 2 KBr + 2 H2SO4 = 2 K2SO4 + 2 NO + Br2 + 2 H2O
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
I2 + Ca(OH)2 = CaI2 + Ca(IO3)2 + H2O =>
6 I2 + 6 Ca(OH)2 = 5 CaI2 + Ca(IO3)2 + 6 H2O
FeCl3 + FeSO4 + NaOH = Fe3O4 + Na2SO4 + NaCl + H2O =>
2 FeCl3 + FeSO4 + 8 NaOH = Fe3O4 + Na2SO4 + 6 NaCl + 4 H2O
Li + CO2 = Li2CO2 =>
2 Li + CO2 = Li2CO2
Ni(OH) = Ni2O + H2O =>
2 Ni(OH) = Ni2O + H2O
Zn + Cu(Cl)2 = Cu + Zn(Cl)2 =>
Zn + Cu(Cl)2 = Cu + Zn(Cl)2
Al + H(SO4) = Al2(SO4)3 + H =>
2 Al + 3 H(SO4) = Al2(SO4)3 + 3 H
F2 + HNO3 = FNO3 + HF =>
F2 + HNO3 = FNO3 + HF
MgSO3 + HNO3 = Mg(NO3)2 + H2O + SO2 =>
MgSO3 + 2 HNO3 = Mg(NO3)2 + H2O + SO2
P(s) + O2 = P2O3 =>
4 P(s) + 3 O2 = 2 P2O3
SnS + H2O2 + OH{-} = SnS32{-} + SnO32{-} + H2O =>
32 SnS + 976 H2O2 + 32 OH{-} = SnS32{-} + 31 SnO32{-} + 992 H2O
H3COH + HCl = H3CCl + H2O =>
H3COH + HCl = H3CCl + H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2(OH)2 =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 3 H2(OH)2
BaCl2 + CH3COOH = Ba(CH3COO)2 + HCl =>
BaCl2 + 2 CH3COOH = Ba(CH3COO)2 + 2 HCl
H3BO3 = HBO3 + H2 =>
H3BO3 = HBO3 + H2
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
I2 + SO2 + H2O = I{-} + SO4{2-} + H{+} =>
I2 + SO2 + 2 H2O = 2 I{-} + SO4{2-} + 4 H{+}
C6H5CH2Cl + HNO3 = C6H5COOH + HCl + NH =>
3 C6H5CH2Cl + 2 HNO3 = 3 C6H5COOH + 3 HCl + 2 NH
Fe2O3 = Fe + O2 =>
2 Fe2O3 = 4 Fe + 3 O2
CuO + NaOH = Cu(OH)2 + Na2O =>
CuO + 2 NaOH = Cu(OH)2 + Na2O
CrO2 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2 =>
CrO2 + Na2CO3 + KNO3 = Na2CrO4 + CO2 + KNO2
Si + N = SiN =>
Si + N = SiN
Ba3(PO4)2 + HCl = BaCl2 + H3PO4 =>
Ba3(PO4)2 + 6 HCl = 3 BaCl2 + 2 H3PO4
S8(s) + Cl2(g) = S2Cl2(g) =>
S8(s) + 4 Cl2(g) = 4 S2Cl2(g)
Fe2 + Cl = FeCl2 =>
Fe2 + 4 Cl = 2 FeCl2
Hg + O2(g) = HgO =>
2 Hg + O2(g) = 2 HgO
HI + Al(OH)3 = Al(OH2)3 + I =>
3 HI + Al(OH)3 = Al(OH2)3 + 3 I
HCN + Zn(OH)2 = Zn(CN)2 + H2O =>
2 HCN + Zn(OH)2 = Zn(CN)2 + 2 H2O
MnCO3(s) = MnO(s) + CO2(g) =>
MnCO3(s) = MnO(s) + CO2(g)
NaOH + NaH2PO4 = Na2HPO4 + H2O =>
NaOH + NaH2PO4 = Na2HPO4 + H2O
Fe + H2SO4 = Fe2(SO4)3 + H2 =>
2 Fe + 3 H2SO4 = Fe2(SO4)3 + 3 H2
FeOHCl2 + HCl = FeCl3 + H2O =>
FeOHCl2 + HCl = FeCl3 + H2O
C2H5OH + Cr2O72{-} + H{+} = CH3CO2H + H2O + Cr3{+} =>
427 C2H5OH + 12 Cr2O72{-} + 20 H{+} = 427 CH3CO2H + 437 H2O + 8 Cr3{+}
NO + HCl = NCl2 + H2O =>
NO + 2 HCl = NCl2 + H2O
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Équations équilibrées sur10/26/24
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