| Équations équilibrées la veille |
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Sb2S3 + O2 = Sb4O6 + SO =>
2 Sb2S3 + 6 O2 = Sb4O6 + 6 SO
H3SbO4 + Mn(OH)4 = Mn3(SbO4)4 + H2O =>
4 H3SbO4 + 3 Mn(OH)4 = Mn3(SbO4)4 + 12 H2O
Al(NO3)3 + NaOH = Na(NO3)3 + Al + O + H =>
Al(NO3)3 + NaOH = Na(NO3)3 + Al + O + H
Na(CO3) + BaCl2 = Ba(CO3)2 + NaCl =>
2 Na(CO3) + BaCl2 = Ba(CO3)2 + 2 NaCl
C2H6O(pentanol) + O2 = CO2 + H2O =>
C2H6O(pentanol) + 3 O2 = 2 CO2 + 3 H2O
Ag + AsH + OH = AgH3AsO3 + H2O =>
Ag + AsH + 4 OH = AgH3AsO3 + H2O
I3{-} + OH{-} = I{-} + IO3{-} + H{+} =>
3 I3{-} + 3 OH{-} = 8 I{-} + IO3{-} + 3 H{+}
Tc + HCl = Tc7Cl7 + H2 =>
14 Tc + 14 HCl = 2 Tc7Cl7 + 7 H2
PbCl4 + NaBr = NaCl + Br + PbCl =>
PbCl4 + 3 NaBr = 3 NaCl + 3 Br + PbCl
C10H16N5O13P3 + C9H20N2O2 + CO2 = C10H15N5O10P2 + H3O4P + C10H18N2O3 =>
C10H16N5O13P3 + C9H20N2O2 + CO2 = C10H15N5O10P2 + H3O4P + C10H18N2O3
NaNO3(s) = NaNO2(s) + O2 =>
2 NaNO3(s) = 2 NaNO2(s) + O2
CuI + NH4OH = [Cu2(NH3)4]O + NH4I + H2O =>
2 CuI + 6 NH4OH = [Cu2(NH3)4]O + 2 NH4I + 5 H2O
CuSO4 + [NH3*H2O] = Cu(OH)2 + (NH4)2SO4 =>
CuSO4 + 2[NH3*H2O] = Cu(OH)2 + (NH4)2SO4
Ca(OH)2(as) + H3PO4(aq) = Ca3(PO4)2(ppt) + H2O(l) =>
3 Ca(OH)2(as) + 2 H3PO4(aq) = Ca3(PO4)2(ppt) + 6 H2O(l)
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Be + NaOH + HOH = Na[Be(OH)2] + H2 =>
2 Be + 2 NaOH + 2 HOH = 2 Na[Be(OH)2] + H2
N2 + Mg = Mg3N2 =>
N2 + 3 Mg = Mg3N2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CH3OH + CH3COOH = C4H8O2 + H2O =>
2 CH3OH + CH3COOH = C4H8O2 + 2 H2O
Cu + Se = CuSe =>
Cu + Se = CuSe
Na2Cr2O7 + H2SO4 = H2Cr2O7 + Na2SO4 =>
Na2Cr2O7 + H2SO4 = H2Cr2O7 + Na2SO4
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Mn{2+} + S2O8{-} + H2O = MnO4{-} + SO4{2-} + H{+} =>
3 Mn{2+} + 5 S2O8{-} + 12 H2O = 3 MnO4{-} + 10 SO4{2-} + 24 H{+}
FeF2 + O2 = Fe2O3 + FO2 =>
4 FeF2 + 11 O2 = 2 Fe2O3 + 8 FO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
S + KOH = KS + K2SO3 + H2O =>
5 S + 6 KOH = 4 KS + K2SO3 + 3 H2O
CuSO4 + PH3 + H2O = Cu3P + H3PO4 + H2SO4 =>
24 CuSO4 + 11 PH3 + 12 H2O = 8 Cu3P + 3 H3PO4 + 24 H2SO4
C2 + H2 = CH =>
C2 + H2 = 2 CH
C3H7OH + O2 = CO + H2O =>
C3H7OH + 3 O2 = 3 CO + 4 H2O
Cr + MnCl2 = CrCl2 + Mn =>
Cr + MnCl2 = CrCl2 + Mn
Cr2O7{2-} + H2C2O4 + H{+} = Cr{3+} + CO2 + H2O =>
Cr2O7{2-} + 3 H2C2O4 + 8 H{+} = 2 Cr{3+} + 6 CO2 + 7 H2O
SO2H2O = H2SO3 =>
SO2H2O = H2SO3
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
Na2SiO3 + ZnO = Na2O + ZnSiO3 =>
Na2SiO3 + ZnO = Na2O + ZnSiO3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
BaO + H2O = Ba(OH)2 =>
BaO + H2O = Ba(OH)2
C2H4 + Cl2 = C2H4Cl2 =>
C2H4 + Cl2 = C2H4Cl2
N2O5 + Bi(OH)3 = Bi(NO3)3 + H2O =>
3 N2O5 + 2 Bi(OH)3 = 2 Bi(NO3)3 + 3 H2O
Cr + H2O = Cr(OH)50 + H2 =>
Cr + 50 H2O = Cr(OH)50 + 25 H2
NaClO + Na2S2O3 = NaCl + Na2S2O6 =>
3 NaClO + Na2S2O3 = 3 NaCl + Na2S2O6
Be + H2O + NaOH = Na2[Be(OH)4] + H2 =>
Be + 2 H2O + 2 NaOH = Na2[Be(OH)4] + H2
C6H10 + C2H4O2 = C8H14O2 =>
C6H10 + C2H4O2 = C8H14O2
H2O(l) + NO2(g) = HNO3(aq)HNO2(aq) =>
H2O(l) + 2 NO2(g) = HNO3(aq)HNO2(aq)
KMnO4 + ZnCl2 + HCl = ZnCl3 + KCl + MnCl2 + H2O =>
KMnO4 + 5 ZnCl2 + 8 HCl = 5 ZnCl3 + KCl + MnCl2 + 4 H2O
BaO + CO2 = BaCO3 =>
BaO + CO2 = BaCO3
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H(OH) =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H(OH)
SBr + Cl = SCl2 + Br =>
SBr + 2 Cl = SCl2 + Br
Ag(ClO3) + H2(CO3) = Ag(CO3) + H2(ClO3) =>
Ag(ClO3) + H2(CO3) = Ag(CO3) + H2(ClO3)
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Équations équilibrées sur02/10/25
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