| Équations équilibrées la veille |
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
H2O + HOC6H4COOCH3 = CH3OH + HOC6H4COOH =>
H2O + HOC6H4COOCH3 = CH3OH + HOC6H4COOH
SO3{-2} + MnO4 = SO4{-2} + Mn =>
4 SO3{-2} + MnO4 = 4 SO4{-2} + Mn
Na + Mn3O4 = NaO + Mn =>
4 Na + Mn3O4 = 4 NaO + 3 Mn
HCl = H2 + Cl2 =>
2 HCl = H2 + Cl2
AgNo(ap) + CaBr{-}(ap) = AgBr(k) + Ca(No{-})(ap) =>
AgNo(ap) + CaBr{-}(ap) = AgBr(k) + Ca(No{-})(ap)
AgO = Ag + O =>
AgO = Ag + O
Cr(OH)3 + IO3{-} + OH{-} = CrO42{-} + I{-} + H2O =>
3 Cr(OH)3 + 40 IO3{-} + 3 OH{-} = 3 CrO42{-} + 40 I{-} + 6 H2O
KMnO4 + H2SO4 + KI = MnSO4 + H2O + I2 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 10 KI = 2 MnSO4 + 8 H2O + 5 I2 + 6 K2SO4
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
Cu + HgCl2 = CuCl + Hg =>
2 Cu + HgCl2 = 2 CuCl + Hg
HCl + KMnO4 = MnCl2 + H2O + Cl2 + KCl =>
16 HCl + 2 KMnO4 = 2 MnCl2 + 8 H2O + 5 Cl2 + 2 KCl
C18H35NaO2 + Ca = C36H70CaO4 + Na =>
2 C18H35NaO2 + Ca = C36H70CaO4 + 2 Na
Ca(OH)2(aq) + H2SO4(aq) = HOH(l) + CaSO4(aq) =>
Ca(OH)2(aq) + H2SO4(aq) = 2 HOH(l) + CaSO4(aq)
C4H8O(l) + O2(g) = CO2(g) + H2O(l) =>
2 C4H8O(l) + 11 O2(g) = 8 CO2(g) + 8 H2O(l)
Co + CaBr2 = CoBr2 + Ca =>
Co + CaBr2 = CoBr2 + Ca
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CO + H2 = H2O + CH4 =>
CO + 3 H2 = H2O + CH4
HCHO2 + MgO = HO + Mg(CHO2) =>
HCHO2 + MgO = HO + Mg(CHO2)
CH3CO3H + KI + H2SO4 = K2SO4 + I2 + CH3COOH + H2O =>
CH3CO3H + 2 KI + H2SO4 = K2SO4 + I2 + CH3COOH + H2O
Fe(NH4)2(SO4)2(H2O)6 + H2C2O4 + K2C2O4 + H2O2 = K2Fe1(C2O4)5(H2O) + (NH4)2SO4 + H2SO4 + H2O =>
Fe(NH4)2(SO4)2(H2O)6 + 4 H2C2O4 + K2C2O4 + 3 H2O2 = K2Fe1(C2O4)5(H2O) + (NH4)2SO4 + H2SO4 + 11 H2O
Na + AuCl2 = NaCl2 + Au =>
Na + AuCl2 = NaCl2 + Au
Pb + Au(NO3) = Au3 + Pb(NO3)4 =>
3 Pb + 12 Au(NO3) = 4 Au3 + 3 Pb(NO3)4
CaS = Ca + S8 =>
8 CaS = 8 Ca + S8
S8 + BaO = BaS2 + O2 =>
S8 + 4 BaO = 4 BaS2 + 2 O2
Mg(CH3CO2) = Mg + (CH3CO2) =>
Mg(CH3CO2) = Mg + (CH3CO2)
MnSO4 + K2CrO4 + H2O + KOH = K2MnO4 + K2SO4 + K3[Cr(OH)6] =>
3 MnSO4 + 4 K2CrO4 + 4 H2O + 16 KOH = 3 K2MnO4 + 3 K2SO4 + 4 K3[Cr(OH)6]
K3N + CuS = Cu3N2 + K2S =>
2 K3N + 3 CuS = Cu3N2 + 3 K2S
Al2O3(SiO2)6 + (NaOH)2(H2O)21 + Al2O3(SiO2)2 = Na(SiO3)2 + Al(SiO3)2 + H =>
21 Al2O3(SiO2)6 + 2(NaOH)2(H2O)21 + 17 Al2O3(SiO2)2 = 4 Na(SiO3)2 + 76 Al(SiO3)2 + 88 H
NaNO3 + Zn + H2O = NaNO2 + Zn(OH)2 =>
NaNO3 + Zn + H2O = NaNO2 + Zn(OH)2
HCl + NH4OH = NH4 + Cl + H2O =>
HCl + NH4OH = NH4 + Cl + H2O
Li2S + AlCl3 + H2O = LiCl + Al(OH)3 + H2S =>
3 Li2S + 2 AlCl3 + 6 H2O = 6 LiCl + 2 Al(OH)3 + 3 H2S
Cr2O7 + Fe = Cr + FeO =>
Cr2O7 + 7 Fe = 2 Cr + 7 FeO
C7H16 + O2 = C7O2 + H16O =>
2 C7H16 + 3 O2 = 2 C7O2 + 2 H16O
NaOH + CuSO = Cu(OH)2 + Na2SO =>
2 NaOH + CuSO = Cu(OH)2 + Na2SO
Cr2O7 + Fe = Cr + FeO =>
Cr2O7 + 7 Fe = 2 Cr + 7 FeO
H3PO4 + Zn = H2 + Zn3(PO4)2 =>
2 H3PO4 + 3 Zn = 3 H2 + Zn3(PO4)2
CuO = Cu2O + O3 =>
6 CuO = 3 Cu2O + O3
Ag2O + HNO3 = H2O + AgNO3 =>
Ag2O + 2 HNO3 = H2O + 2 AgNO3
Ca(OH)2 + Na2C2O4 = NaOH + CaO4 + C =>
Ca(OH)2 + Na2C2O4 = 2 NaOH + CaO4 + 2 C
SeSO + N2O5 = SeO2 + SO3 + N2 =>
5 SeSO + 4 N2O5 = 5 SeO2 + 5 SO3 + 4 N2
C7H33COONa + H2O = C7H33COOH + NaOH =>
C7H33COONa + H2O = C7H33COOH + NaOH
C7H15OH + O2 = CO2 + H2O =>
2 C7H15OH + 21 O2 = 14 CO2 + 16 H2O
CrCl2 + Na2CO3 + H2O = Cr(OH)2 + NaCl + CO2 =>
CrCl2 + Na2CO3 + H2O = Cr(OH)2 + 2 NaCl + CO2
(NH4)2SO4 + H2O = H2SO4 + NH4(OH) =>
(NH4)2SO4 + 2 H2O = H2SO4 + 2 NH4(OH)
CH3CH2COOH + O2 = CO2 + H3O =>
CH3CH2COOH + 3 O2 = 3 CO2 + 2 H3O
Hg + O = Hg2O =>
2 Hg + O = Hg2O
H2SO4 + Pb(OH)4 = Pb(SO4)2 + H2O =>
2 H2SO4 + Pb(OH)4 = Pb(SO4)2 + 4 H2O
Cu2S + HNO3 = Cu(NO3)2 + S + NO + H2O =>
3 Cu2S + 16 HNO3 = 6 Cu(NO3)2 + 3 S + 4 NO + 8 H2O
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