| Équations équilibrées la veille |
Co(NO3)2 + 2 OH = Co(OH)2 + 2 NO3
CH4O + Cr2O7{2-} + H{+} = Cr{3+} + CO2 + H2O =>
CH4O + Cr2O7{2-} + 8 H{+} = 2 Cr{3+} + CO2 + 6 H2O
OH + NaOH = NaO + H2O =>
OH + NaOH = NaO + H2O
Al + KOH = K2AlO2 + H2 =>
Al + 2 KOH = K2AlO2 + H2
H2SO4 + Cu2 = CuSO4 + H2O + SO2 =>
4 H2SO4 + Cu2 = 2 CuSO4 + 4 H2O + 2 SO2
FeCl3 + Na2S = S + NaCl + FeCl2 =>
2 FeCl3 + Na2S = S + 2 NaCl + 2 FeCl2
K2 + CO3 + NaOH = Na2CO3 + KOH =>
K2 + CO3 + 2 NaOH = Na2CO3 + 2 KOH
KOH + (CaCO3) = (K2CO3) + (Ca(OH)2) =>
2 KOH + (CaCO3) = (K2CO3) + (Ca(OH)2)
HCl + C14H14N3NaO3S = H(N3)Na(O3)S + C14H14Cl =>
HCl + C14H14N3NaO3S = H(N3)Na(O3)S + C14H14Cl
HI + (NH4)2SO4 = H2SO4 + NH4I =>
2 HI + (NH4)2SO4 = H2SO4 + 2 NH4I
Na2[Zn(OH)4] + NaOH = Na3[Zn(OH)5] =>
Na2[Zn(OH)4] + NaOH = Na3[Zn(OH)5]
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr + HNO3 = Cr(NO3)2 + H2O + NO =>
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 4 H2O + 2 NO
HgO = Hg + O2 =>
2 HgO = 2 Hg + O2
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
Na2S2O4 + CuSO4*5H2O = Na2SO4 + CuS2O4 + H2O =>
Na2S2O4 + CuSO4*5H2O = Na2SO4 + CuS2O4 + 5 H2O
Cr + HNO3 = Cr(NO3)2 + H2O + NO =>
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 4 H2O + 2 NO
CoCl2 + KSCN = Co(SCN)2 + KCl =>
CoCl2 + 2 KSCN = Co(SCN)2 + 2 KCl
C + O2 = CO =>
2 C + O2 = 2 CO
CaSO3 + C2H4O2 = SO2 + H2O + Ca(CH3COO)2 =>
CaSO3 + 2 C2H4O2 = SO2 + H2O + Ca(CH3COO)2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuSO4 + KI = CuI2 + K2SO4 =>
CuSO4 + 2 KI = CuI2 + K2SO4
CaCO3 + H2O + CO2 = Ca(HCO3)2 =>
CaCO3 + H2O + CO2 = Ca(HCO3)2
Fe2(SO4)3 + BaCl2 = FeCl3 + BaSO4 =>
Fe2(SO4)3 + 3 BaCl2 = 2 FeCl3 + 3 BaSO4
SnF2 + H2CO3 = SnCO3 + HF =>
SnF2 + H2CO3 = SnCO3 + 2 HF
Zn2 + CuCl = ZnCl + Cu2 =>
Zn2 + 2 CuCl = 2 ZnCl + Cu2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
AlCl3 + NH4PO4 = Al(PO4)3 + NH4Cl =>
AlCl3 + 3 NH4PO4 = Al(PO4)3 + 3 NH4Cl
CH3OCH3(g) + O2(g) = CO2 + H2O =>
CH3OCH3(g) + 3 O2(g) = 2 CO2 + 3 H2O
Fe3O4 + FeS2 + SiO2 = (2FeO*SiO2) + SO22 =>
45 Fe3O4 + FeS2 + 136 SiO2 = 68(2FeO*SiO2) + 2 SO22
KCr + Pb(NO3) = KNO3 + CrPb =>
KCr + Pb(NO3) = KNO3 + CrPb
K(s) + F2(g) = KF(s) =>
2 K(s) + F2(g) = 2 KF(s)
CuSO4*5H2O + Na2CO3 = (CuOH)2CO3 + NaSO4 + H2 + H2O =>
2 CuSO4*5H2O + Na2CO3 = (CuOH)2CO3 + 2 NaSO4 + H2 + 8 H2O
PbCl2 + Ag = AgCl + Pb =>
PbCl2 + 2 Ag = 2 AgCl + Pb
Ca(s) + I2(g) = CaI2(s) =>
Ca(s) + I2(g) = CaI2(s)
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Cu{2+} + OH{-} = Cu(OH)4{2-} =>
Cu{2+} + 4 OH{-} = Cu(OH)4{2-}
HClO3 + NH3 = H + NH3ClO3 =>
HClO3 + NH3 = H + NH3ClO3
(NH3OH)Cl + K2Cr2O7 + H2SO4 = N2 + KCl + Cr2(SO4)3 + H2O + CrCl3 =>
18(NH3OH)Cl + 3 K2Cr2O7 + 3 H2SO4 = 9 N2 + 6 KCl + Cr2(SO4)3 + 39 H2O + 4 CrCl3
Ag2O = Ag + O2 =>
2 Ag2O = 4 Ag + O2
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
S2O + H2O = HSO =>
S2O + H2O = 2 HSO
C2H2 + HCl = C2H3Cl =>
C2H2 + HCl = C2H3Cl
Al + Hg(NO3)2 = AlHg + NO3 =>
Al + Hg(NO3)2 = AlHg + 2 NO3
Sb2S3 + H2 = Sb + H2S =>
Sb2S3 + 3 H2 = 2 Sb + 3 H2S
Li2CO3 + SnO2 + TeO2 + O2 = Li2SnTeO6 + CO2 =>
2 Li2CO3 + 2 SnO2 + 2 TeO2 + O2 = 2 Li2SnTeO6 + 2 CO2
H2I2 + Mg(OH)2 = MgI2 + H2O =>
H2I2 + Mg(OH)2 = MgI2 + 2 H2O
SiCl4(l) + H2O(l) = SiO2(s) + HCl(aq) =>
SiCl4(l) + 2 H2O(l) = SiO2(s) + 4 HCl(aq)
NHO3 + HBr = NO2 + Br2 + H2O =>
2 NHO3 + 2 HBr = 2 NO2 + Br2 + 2 H2O
LiSO4 + HCl = LiCl + HSO4 =>
LiSO4 + HCl = LiCl + HSO4
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Équations équilibrées sur10/19/24
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