| Équations équilibrées la veille |
Cu(OH)2 + 4 NH3 = [Cu(NH3)4](OH)2
K2CO3 + CaH4P2O8 = KH2PO4 + CaCO3 =>
K2CO3 + CaH4P2O8 = 2 KH2PO4 + CaCO3
NaHSO4 + KOH = Na2SO4 + K2SO4 + H2O =>
2 NaHSO4 + 2 KOH = Na2SO4 + K2SO4 + 2 H2O
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
Na + C6H6 = C8H5Na + H2 =>
6 Na + 8 C6H6 = 6 C8H5Na + 9 H2
Cu + K2CO3 = K2 + CuCO3 =>
Cu + K2CO3 = K2 + CuCO3
Fe(OH)2 = FeO + H2O =>
Fe(OH)2 = FeO + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NaSiO3 + H2SO4 = H2SiO3 + NaSO4 =>
NaSiO3 + H2SO4 = H2SiO3 + NaSO4
Na2V3O7 + NaOH + Br2 = Na3VO4 + NaBr + H2O =>
2 Na2V3O7 + 20 NaOH + 3 Br2 = 6 Na3VO4 + 6 NaBr + 10 H2O
Cu2O + H2SO4 = SO2 + CuO + H2O =>
Cu2O + H2SO4 = SO2 + 2 CuO + H2O
FeS + H2O2 = FeOHSO4 + H2O =>
2 FeS + 9 H2O2 = 2 FeOHSO4 + 8 H2O
Na2S + Ca(No3)2 = CaS + NaNo3 =>
Na2S + Ca(No3)2 = CaS + 2 NaNo3
Cu + ZnCl2 = Zn + CuCl2 =>
Cu + ZnCl2 = Zn + CuCl2
Fe(OH)2 + H3PO4 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + 2 H3PO4 = Fe3(PO4)2 + 6 H2O
HCl(l) + NaHCO3(s) = NaCl(s) + H2O(l) + CO2(g) =>
HCl(l) + NaHCO3(s) = NaCl(s) + H2O(l) + CO2(g)
H2C2O4*2H2O + KMnO4 = K2C2O4*2H2O + MnO2 + H2O + CO2 =>
4 H2C2O4*2H2O + 2 KMnO4 = K2C2O4*2H2O + 2 MnO2 + 10 H2O + 6 CO2
N2O4 + NO + H2O = HNO2 =>
N2O4 + 2 NO + 2 H2O = 4 HNO2
CH3CH2CH2CH2OH + H = CH3CH2CH2CH2OH2 =>
CH3CH2CH2CH2OH + H = CH3CH2CH2CH2OH2
H2SO4 + NaBr = HBr + NaHSO4 =>
H2SO4 + NaBr = HBr + NaHSO4
ZnCl2 + H2S + CH3COONa = ZnS + CH3COOH + NaCl =>
ZnCl2 + H2S + 2 CH3COONa = ZnS + 2 CH3COOH + 2 NaCl
C6H6COO + O2 = CO2 + H2O =>
2 C6H6COO + 15 O2 = 14 CO2 + 6 H2O
Ca + HNO3 = Ca(NO3)2 + N20 + H2O =>
50 Ca + 120 HNO3 = 50 Ca(NO3)2 + N20 + 60 H2O
H2SO4 + C20H14O4 = SO4 + H2O + CH4 =>
37 H2SO4 + C20H14O4 = 37 SO4 + 4 H2O + 20 CH4
ZnO + Cu = Zn + Cu2O =>
ZnO + 2 Cu = Zn + Cu2O
C5H11NO2 + O2 = CO2 + H2O + NO2 =>
4 C5H11NO2 + 31 O2 = 20 CO2 + 22 H2O + 4 NO2
P4 + HNO3() = H3PO4 + NO2 + H2O =>
P4 + 20 HNO3() = 4 H3PO4 + 20 NO2 + 4 H2O
C6H10 + HNO3 = C6H10O4 + H2O + NO =>
3 C6H10 + 8 HNO3 = 3 C6H10O4 + 4 H2O + 8 NO
CH3COOH + MgCO3 = Mg(CH3COOH)2 + CO2 + H2O =>
9 CH3COOH + 4 MgCO3 = 4 Mg(CH3COOH)2 + 6 CO2 + 2 H2O
Cu(s) + H2SO4(aq) = CuSO4(aq) + H2S(g) + H2O(l) =>
4 Cu(s) + 5 H2SO4(aq) = 4 CuSO4(aq) + H2S(g) + 4 H2O(l)
Ge + O2 = Ge2O4 =>
2 Ge + 2 O2 = Ge2O4
Octane + Oxygen = Carbondioxide + Water =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Mg + Ag2CO3 = Ag + MgCO3 =>
Mg + Ag2CO3 = 2 Ag + MgCO3
Cu(OH)2 + H4P2O5 = Cu4(P2O5)2 + H2O =>
4 Cu(OH)2 + 2 H4P2O5 = Cu4(P2O5)2 + 8 H2O
NaCl + H2SO3 = Na2SO3 + HCl =>
2 NaCl + H2SO3 = Na2SO3 + 2 HCl
K2Cr2O7 + CH3CH2OH + H2SO4 = Cr2(SO4)3 + CH2COOH + K2SO4 + H2O =>
5 K2Cr2O7 + 6 CH3CH2OH + 20 H2SO4 = 5 Cr2(SO4)3 + 6 CH2COOH + 5 K2SO4 + 29 H2O
CaBr2 + Na2CO3 = CaCO3 + NaBr =>
CaBr2 + Na2CO3 = CaCO3 + 2 NaBr
AlCl2 + NaOH = AlOH + NaCl2 =>
AlCl2 + NaOH = AlOH + NaCl2
Pb(NO3)2 + Na2SO4 = PbSO4 + NaNO3 =>
Pb(NO3)2 + Na2SO4 = PbSO4 + 2 NaNO3
KI + Na2CO3 = KCO3 + Na2I =>
KI + Na2CO3 = KCO3 + Na2I
(NH3OH)Cl + Na2CO3(s) = NaCl + H2O + CO2(g) + H3NO =>
2(NH3OH)Cl + Na2CO3(s) = 2 NaCl + H2O + CO2(g) + 2 H3NO
CaBr2 + LiI = LiBr + CaI2 =>
CaBr2 + 2 LiI = 2 LiBr + CaI2
CrO4{-} + {-} + H{+} = Cr{3+} + H2O =>
CrO4{-} + 4e + 8 H{+} = Cr{3+} + 4 H2O
A + B2 = AB3 =>
2 A + 3 B2 = 2 AB3
V(OH)6 + H2SO4 = V(SO4)3 + H2O =>
V(OH)6 + 3 H2SO4 = V(SO4)3 + 6 H2O
CoSO4 + NH3 + H2O = [Co(NH3)5H2O] + H2O2 + S =>
CoSO4 + 5 NH3 + 5 H2O = [Co(NH3)5H2O] + 4 H2O2 + S
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaHCO3 = Na2C2O4 + H2O + O2 =>
4 NaHCO3 = 2 Na2C2O4 + 2 H2O + O2
Cr(OH3) + O2 = Cr2O3 + H2O =>
2 Cr(OH3) + 2 O2 = Cr2O3 + 3 H2O
CaCl + HNO3 = Ca2(NO3)2 + HCl =>
2 CaCl + 2 HNO3 = Ca2(NO3)2 + 2 HCl
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Équations équilibrées sur11/04/24
Équations équilibrées sur12/04/23
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