| Équations équilibrées la veille |
Fe(OH)3 + 2 KNO3 + KOH = 2 KNO2 + KFeO4 + 2 H2O
H3AsO4(aq) + NaOH(s) = H2O + NaH2AsO4 =>
H3AsO4(aq) + NaOH(s) = H2O + NaH2AsO4
Fe(NO3)3 + H2S = HNO3 + Fe2S3 =>
2 Fe(NO3)3 + 3 H2S = 6 HNO3 + Fe2S3
C2H16(g) + O2(g) = CO2(g) + H2O(g) =>
C2H16(g) + 6 O2(g) = 2 CO2(g) + 8 H2O(g)
FeCl3 + Hg(NO3) = Fe(NO3)3 + HgCl =>
FeCl3 + 3 Hg(NO3) = Fe(NO3)3 + 3 HgCl
CaO + ZnO + H2O = Ca[Zn(OH)4] =>
CaO + ZnO + 2 H2O = Ca[Zn(OH)4]
Tl + HNO3 = TlNO3 + NO + H2O =>
3 Tl + 4 HNO3 = 3 TlNO3 + NO + 2 H2O
Ca5(PO4)3OH + H3O{+} = H2O + Ca{2+} + H2PO4{-} =>
Ca5(PO4)3OH + 7 H3O{+} = 8 H2O + 5 Ca{2+} + 3 H2PO4{-}
Cu2CO3 + Al = Cu + Al(CO3) =>
Cu2CO3 + Al = 2 Cu + Al(CO3)
N + Mg = MgN =>
N + Mg = MgN
CaO + ZnO + H2O = Ca[Zn(OH)4] =>
CaO + ZnO + 2 H2O = Ca[Zn(OH)4]
CuSO4 + Na2O2 = CuO + Na2SO4 + O2 =>
2 CuSO4 + 2 Na2O2 = 2 CuO + 2 Na2SO4 + O2
Fe + KSCN = Fe(KSCN) =>
Fe + KSCN = Fe(KSCN)
FeS + HNO3 + H2SO4 = FeS3O12 + NO + H2O =>
FeS + 4 HNO3 + 2 H2SO4 = FeS3O12 + 4 NO + 4 H2O
C7H8(l) + O2(g) = H2O(l) + CO2(g) =>
C7H8(l) + 9 O2(g) = 4 H2O(l) + 7 CO2(g)
H + Cu = HCu =>
H + Cu = HCu
SrCI2 + H2SO4 = SrSO4 + C + H + I =>
SrCI2 + H2SO4 = SrSO4 + C + 2 H + 2 I
CaO + ZnO + H2O = Ca[Zn(OH)4] =>
CaO + ZnO + 2 H2O = Ca[Zn(OH)4]
Fe3 + HCl = Fe2Cl3 + H2 =>
4 Fe3 + 18 HCl = 6 Fe2Cl3 + 9 H2
CaO + ZnO + H2O = Ca[Zn(OH)4] =>
CaO + ZnO + 2 H2O = Ca[Zn(OH)4]
Pb(CH3COO)2 + Zn = Pb + Zn(CH3COO)2 =>
Pb(CH3COO)2 + Zn = Pb + Zn(CH3COO)2
(CH3(CH2)6CH3) + O2 = C + H2O =>
2(CH3(CH2)6CH3) + 9 O2 = 16 C + 18 H2O
H2O + CO3 = H2CO3 + O2 =>
2 H2O + 2 CO3 = 2 H2CO3 + O2
K2Cr2O7 + KOH = K + Cr2O7(OH)2 =>
K2Cr2O7 + 2 KOH = 4 K + Cr2O7(OH)2
Na3(PO4) + Cu(SO4) = Cu(PO4) + Na3(SO4) =>
Na3(PO4) + Cu(SO4) = Cu(PO4) + Na3(SO4)
Cu + HNO3 = CuNO32 + NO + H2O =>
3 Cu + 62 HNO3 = 3 CuNO32 + 59 NO + 31 H2O
C4H12 + C14H4 + BrNO2 + H2O = C3H4BrO + C4H5NO2 =>
35 C4H12 + 28 C14H4 + 76 BrNO2 + 76 H2O = 76 C3H4BrO + 76 C4H5NO2
FeCl3 + NH2OH = FeCl2 + N2O + HCl + H2O =>
4 FeCl3 + 2 NH2OH = 4 FeCl2 + N2O + 4 HCl + H2O
Hg(NO3)2 = O2 + HgO + N2 =>
2 Hg(NO3)2 = 5 O2 + 2 HgO + 2 N2
H3NSO3 + CaCO3 = Ca3(NSO3)2 + H2O + CO2 =>
2 H3NSO3 + 3 CaCO3 = Ca3(NSO3)2 + 3 H2O + 3 CO2
Na2SO4(aq) + CaCO3 + C = Na2CO3 + CaS + CO2 =>
Na2SO4(aq) + CaCO3 + 2 C = Na2CO3 + CaS + 2 CO2
Fe(OH)3 + NaCl = FeCl + Na(OH)3 =>
Fe(OH)3 + NaCl = FeCl + Na(OH)3
Zn(s) + HCl(l) = ZnCl(l) + H2(g) =>
2 Zn(s) + 2 HCl(l) = 2 ZnCl(l) + H2(g)
SF4(g) + H2O(l) = H2SO3(aq) + HF(aq) =>
SF4(g) + 3 H2O(l) = H2SO3(aq) + 4 HF(aq)
HCHO + CuSO4 + NaOH = HCOONa + Cu2O + Na2SO4 + H2O =>
HCHO + 2 CuSO4 + 5 NaOH = HCOONa + Cu2O + 2 Na2SO4 + 3 H2O
H3PO4(aq) + Sr(OH)2(aq) = Sr3(PO4)2 + H2O =>
2 H3PO4(aq) + 3 Sr(OH)2(aq) = Sr3(PO4)2 + 6 H2O
HCOONa + H2SO4 = CO + NaHSO4 + H2O =>
HCOONa + H2SO4 = CO + NaHSO4 + H2O
WCl3 + H2 = HCl + W =>
2 WCl3 + 3 H2 = 6 HCl + 2 W
HNO2 + Co(NH2)2 = Co2 + N2 + H2O =>
8 HNO2 + 6 Co(NH2)2 = 3 Co2 + 10 N2 + 16 H2O
HNO3(aq) + BaCl2(aq) = HCl + Ba(NO3)2 =>
2 HNO3(aq) + BaCl2(aq) = 2 HCl + Ba(NO3)2
HNO3 + Cu(NH3)4SO4 = NH4NO3 + CuSO4 =>
4 HNO3 + Cu(NH3)4SO4 = 4 NH4NO3 + CuSO4
HClO4 + NaO = Na(ClO4)2 + H2O =>
2 HClO4 + NaO = Na(ClO4)2 + H2O
H2O + Zn = H2 + Zn(OH)2 =>
2 H2O + Zn = H2 + Zn(OH)2
HSCN + Fe(NO3)3 = FeSCN + H(NO3)3 =>
HSCN + Fe(NO3)3 = FeSCN + H(NO3)3
C4H10O + H2CrO4 = C4H8O + H2O + Cr =>
3 C4H10O + H2CrO4 = 3 C4H8O + 4 H2O + Cr
Au(NO3)3 + Sn = Sn(NO3) + Au =>
Au(NO3)3 + 3 Sn = 3 Sn(NO3) + Au
Li + CO2 + H3O = LiHCO3 + H2 =>
Li + CO2 + H3O = LiHCO3 + H2
Zn3(PO4)2 = Zn + (PO4)2 =>
Zn3(PO4)2 = 3 Zn + (PO4)2
C8H10 + CH3COOH = C4H10 + CH3COO =>
C8H10 + 10 CH3COOH = 2 C4H10 + 10 CH3COO
Cs + N2 = Cs3N =>
6 Cs + N2 = 2 Cs3N
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Équations équilibrées sur02/01/25
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