| Équations équilibrées la veille |
2 CH3(CHCl)CH2Cl + H2O = CH3(CHCH2Cl)O(CHCH2Cl)CH3 + 2 HCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
C3H5N3O9 = CO2 + N2 + NO + H2O =>
4 C3H5N3O9 = 12 CO2 + 5 N2 + 2 NO + 10 H2O
MnO2 + NaOH + H2O = Na4(Mn(OH)8) =>
MnO2 + 4 NaOH + 2 H2O = Na4(Mn(OH)8)
Cu + FeSO4 = CuSO4 + Fe =>
Cu + FeSO4 = CuSO4 + Fe
K2CO3 + Cl2 + H2O = KCl + KClO + KHCO3 =>
2 K2CO3 + Cl2 + H2O = KCl + KClO + 2 KHCO3
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Al + CuCl2 = AlCl2 + Cu =>
Al + CuCl2 = AlCl2 + Cu
AB + CD = AD + CB =>
AB + CD = AD + CB
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
Li + Pb(OH)2 = Pb + LiOH =>
2 Li + Pb(OH)2 = Pb + 2 LiOH
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
Al + CuCl2 = AlCl2 + Cu =>
Al + CuCl2 = AlCl2 + Cu
CaCO3 + LiF = Li2CO3 + CaF2 =>
CaCO3 + 2 LiF = Li2CO3 + CaF2
SH + H2O2 + NaHCO3 = SO3Na + H2O + CO2 =>
SH + 3 H2O2 + NaHCO3 = SO3Na + 4 H2O + CO2
S2O3{2-} + BrO{-} + H2O = SO4{2-} + Br{-} + H{+} =>
S2O3{2-} + 4 BrO{-} + H2O = 2 SO4{2-} + 4 Br{-} + 2 H{+}
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Mg(OH)2(aq) + HCl(aq) = MgCl2(aq) + H2O(l) =>
Mg(OH)2(aq) + 2 HCl(aq) = MgCl2(aq) + 2 H2O(l)
CaCO3 + HNO3 = Ca(NO3)2 + CO2 + H2O =>
CaCO3 + 2 HNO3 = Ca(NO3)2 + CO2 + H2O
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Ni + NaCl = NiCl2 + Na =>
Ni + 2 NaCl = NiCl2 + 2 Na
Na2CO3 + AlI3 = NaI + Al2(CO3)3 =>
3 Na2CO3 + 2 AlI3 = 6 NaI + Al2(CO3)3
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
C5H4 + O2 = CO2 + H2O =>
C5H4 + 6 O2 = 5 CO2 + 2 H2O
NaF = Na + F2 =>
2 NaF = 2 Na + F2
Ca(OH)2(aq) + H3PO3 = Ca3(PO3)2(aq) + H2O(l) =>
3 Ca(OH)2(aq) + 2 H3PO3 = Ca3(PO3)2(aq) + 6 H2O(l)
Hg2OH2O = Hg(HO) =>
Hg2OH2O = 2 Hg(HO)
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
HPr + O2 = H2O + Pr =>
4 HPr + O2 = 2 H2O + 4 Pr
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
Cr2(SO4)3 + Br + KOH = K2Cr2O7 + H2O + KBr + K2SO4 =>
Cr2(SO4)3 + 6 Br + 14 KOH = K2Cr2O7 + 7 H2O + 6 KBr + 3 K2SO4
CuBr2 + FeBr2 = CuBr + FeBr3 =>
CuBr2 + FeBr2 = CuBr + FeBr3
UK = KU =>
UK = KU
FeTiO3 + H2SO4 + H2O = FeSO4(H2O)7 + TiOSO4 =>
FeTiO3 + 2 H2SO4 + 5 H2O = FeSO4(H2O)7 + TiOSO4
HF + HNO3 = F + NO + H2O =>
3 HF + HNO3 = 3 F + NO + 2 H2O
NaClO4 + S = NaCl + SO3 =>
3 NaClO4 + 4 S = 3 NaCl + 4 SO3
FeOSO2 = FeO3S =>
FeOSO2 = FeO3S
(NH4)2S2O3 + KClO3 = K2S2O3 + NH4ClO3 =>
(NH4)2S2O3 + 2 KClO3 = K2S2O3 + 2 NH4ClO3
KBr + AgNO3 = AgBr + (KNO3) =>
KBr + AgNO3 = AgBr + (KNO3)
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
Ca + GaP = Ca3P2 + Ga =>
3 Ca + 2 GaP = Ca3P2 + 2 Ga
Cl2 + CH3CH2OH + NaOH = HCOONa + NaCl + H2O =>
4 Cl2 + CH3CH2OH + 10 NaOH = 2 HCOONa + 8 NaCl + 7 H2O
NaBr + H2SO4 + C2H6O = C2H5Br + Na2SO4 + H2O =>
2 NaBr + H2SO4 + 2 C2H6O = 2 C2H5Br + Na2SO4 + 2 H2O
Ca(NO3)2 + HNo3 = Ca(No3)2 + HNO3 =>
Ca(NO3)2 + 2 HNo3 = Ca(No3)2 + 2 HNO3
CH3CH2COONa + NaOH = CH3CH2COOH + Na2O =>
CH3CH2COONa + NaOH = CH3CH2COOH + Na2O
NF3 = N + F2 =>
2 NF3 = 2 N + 3 F2
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Équations équilibrées sur11/16/24
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