| Équations équilibrées la veille |
2 O2 + CH4 = CO2 + 2 H2O
Mo(CO)4(C5H10NH)2 + (C6H5)3P = Mo(CO)4((C6H5)3P)2 + C5H10NH =>
Mo(CO)4(C5H10NH)2 + 2(C6H5)3P = Mo(CO)4((C6H5)3P)2 + 2 C5H10NH
Br + MgI2 = BrI2 + Mg =>
Br + MgI2 = BrI2 + Mg
C9H20(l) + O2(g) = CO2(g) + H2O(g) =>
C9H20(l) + 14 O2(g) = 9 CO2(g) + 10 H2O(g)
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Bi2O3 + NaOH + NaClO = NaBiO3 + NaCl + H2O =>
Bi2O3 + 2 NaOH + 2 NaClO = 2 NaBiO3 + 2 NaCl + H2O
Co(NO3)3 + (NH4)2S = Co2S3 + NH4NO3 =>
2 Co(NO3)3 + 3(NH4)2S = Co2S3 + 6 NH4NO3
F + H2O = OF2 + HF =>
4 F + H2O = OF2 + 2 HF
HBr + Fe = H2Fe + Br2 =>
2 HBr + Fe = H2Fe + Br2
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Al2O3 + H(NO3) = Al(NO3)3 + H2O =>
Al2O3 + 6 H(NO3) = 2 Al(NO3)3 + 3 H2O
H2O + SbO3{3-} + ClO2 = ClO2{-} + Sb(OH)6{-} =>
3 H2O + SbO3{3-} + 2 ClO2 = 2 ClO2{-} + Sb(OH)6{-}
Ag + AuCl3 = AgCl3 + Au =>
Ag + AuCl3 = AgCl3 + Au
CrI3 + NaNO3 = Na2CrO4 + NaIO3 + NO + Na2O =>
CrI3 + 7 NaNO3 = Na2CrO4 + 3 NaIO3 + 7 NO + Na2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
ZrCl4 + H2O = ZrO2 + HCl =>
ZrCl4 + 2 H2O = ZrO2 + 4 HCl
Ba(NO3)2 + Na2SO4 = BaSO4 + NaNO3 =>
Ba(NO3)2 + Na2SO4 = BaSO4 + 2 NaNO3
Pb(NO3)2(aq) + KI(aq) = PbI2(s) + KNO3(aq) =>
Pb(NO3)2(aq) + 2 KI(aq) = PbI2(s) + 2 KNO3(aq)
C2H16 + O2 = CO2 + H2O =>
C2H16 + 6 O2 = 2 CO2 + 8 H2O
SnCl2 + Na2CO3 + H2O = Sn(OH)2 + NaCl + CO2 =>
SnCl2 + Na2CO3 + H2O = Sn(OH)2 + 2 NaCl + CO2
Fe2O3 + C(s) = Fe + CO2 =>
2 Fe2O3 + 3 C(s) = 4 Fe + 3 CO2
CaO + Mg(OH)2 = Ca(OH)2 + MgO =>
CaO + Mg(OH)2 = Ca(OH)2 + MgO
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Fe2O3 + C(s) = Fe(s) + CO(g) =>
Fe2O3 + 3 C(s) = 2 Fe(s) + 3 CO(g)
NH3(g) + O2(g) + CH4(g) = HCN(aq) + H2O(l) =>
2 NH3(g) + 3 O2(g) + 2 CH4(g) = 2 HCN(aq) + 6 H2O(l)
Bi(NO3)3 + Na2(Sn(OH)4) + NaOH = Bi + Na2(Sn(OH)6) + NaNO3 =>
2 Bi(NO3)3 + 3 Na2(Sn(OH)4) + 6 NaOH = 2 Bi + 3 Na2(Sn(OH)6) + 6 NaNO3
Zn + K2S + H2O = KHS + K2[Zn(OH)4] + H2 =>
Zn + 2 K2S + 4 H2O = 2 KHS + K2[Zn(OH)4] + H2
H2 + CO + O2 = H2CO3 =>
H2 + CO + O2 = H2CO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Fe2O3 + C(s) = Fe(l) + CO2(g) =>
2 Fe2O3 + 3 C(s) = 4 Fe(l) + 3 CO2(g)
AgNO3 + KBa = AgBa + KNO3 =>
AgNO3 + KBa = AgBa + KNO3
CaS + HNO3 = Ca(NO3)2 + H2S =>
CaS + 2 HNO3 = Ca(NO3)2 + H2S
SO4Na + H2O = SO3 + Na(OH)2 =>
SO4Na + H2O = SO3 + Na(OH)2
C6H12O + K2Cr2O7 + H2SO4 = C6H11O + K2SO4 + Cr2(SO4)3 + H2O =>
6 C6H12O + K2Cr2O7 + 4 H2SO4 = 6 C6H11O + K2SO4 + Cr2(SO4)3 + 7 H2O
NaCl = Na + Cl =>
NaCl = Na + Cl
Na + HOH* = NaOH + H2 =>
2 Na + 2 HOH* = 2 NaOH + H2
FrOH + HBr = FrBr + H2O =>
FrOH + HBr = FrBr + H2O
Al2(SO4)3 + CaBr2 = AlBr3 + Ca(SO4) =>
Al2(SO4)3 + 3 CaBr2 = 2 AlBr3 + 3 Ca(SO4)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2SO3 + HClO3 = H2SO4 + HCl =>
3 H2SO3 + HClO3 = 3 H2SO4 + HCl
Fe(OH)3 + Na2CO3 = Fe2(CO3)3 + NaOH =>
2 Fe(OH)3 + 3 Na2CO3 = Fe2(CO3)3 + 6 NaOH
Al + Na3AsO3 + H2O = NaHAsO3 + Na3[Al(OH)6] + H2 =>
4 Al + 6 Na3AsO3 + 24 H2O = 6 NaHAsO3 + 4 Na3[Al(OH)6] + 9 H2
Fe2O3 + C(s) = Fe(s) + CO2(g) =>
2 Fe2O3 + 3 C(s) = 4 Fe(s) + 3 CO2(g)
S + KOH = KSO + K2S + H2O =>
3 S + 4 KOH = 2 KSO + K2S + 2 H2O
K2ClO7 + SNCl2 + HCl = SNCl4 + KCl + H2O =>
2 K2ClO7 + 13 SNCl2 + 28 HCl = 13 SNCl4 + 4 KCl + 14 H2O
RaCl2 + H = RaCl2H =>
RaCl2 + H = RaCl2H
CO2 + H2O = C6H12O + O3 =>
18 CO2 + 18 H2O = 3 C6H12O + 17 O3
C3H5(ONO2)3 = CO2 + H2O + O2 + N2 =>
4 C3H5(ONO2)3 = 12 CO2 + 10 H2O + O2 + 6 N2
KOH(aq) + ZnCl2(aq) = Zn(OH)2(s) + KCl(aq) =>
2 KOH(aq) + ZnCl2(aq) = Zn(OH)2(s) + 2 KCl(aq)
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Équations équilibrées sur11/13/24
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