| Équations équilibrées la veille |
16 Na2CrO4 + 6 Na2S + 43 H2O = 16 Cr(OH)3 + 3 Na2S2O7 + 38 NaOH
H2O + CH3NH2 = C10H15NO + C10H15N + NH4 =>
H2O + 20 CH3NH2 = C10H15NO + C10H15N + 18 NH4
Ba(OH)2 + C2H5COOH = C2H5COO + H2O + Ba =>
Ba(OH)2 + 2 C2H5COOH = 2 C2H5COO + 2 H2O + Ba
C + HOH = CO + H2 =>
C + HOH = CO + H2
(NH4)2SO4 + H2O = NH4OH + H2SO4 = =>
(NH4)2SO4 + 2 H2O = 2 NH4OH + H2SO4
Fe(OH)3 + KBrO3 + KOH = K2FeO4 + KBr + H2O =>
2 Fe(OH)3 + KBrO3 + 4 KOH = 2 K2FeO4 + KBr + 5 H2O
Ce(CO)3 + CH3CO2H = Ce(CH3C0O)3 + H2O + CO2 =>
8 Ce(CO)3 + 21 CH3CO2H = 8 Ce(CH3C0O)3 + 6 H2O + 18 CO2
FeS3 + HNO3 = Fe2(SO4)3 + NO + H2SO4 + H2O =>
2 FeS3 + 14 HNO3 = Fe2(SO4)3 + 14 NO + 3 H2SO4 + 4 H2O
Cl2 + SH2 = S + ClH =>
Cl2 + SH2 = S + 2 ClH
Fe(III) + F2 = Fe(III)F2 =>
Fe(III) + F2 = Fe(III)F2
C45H92 + O2 = CO + H2O =>
2 C45H92 + 91 O2 = 90 CO + 92 H2O
AgO + Cl2 = AgCl + O2 =>
2 AgO + Cl2 = 2 AgCl + O2
Cs2SO3 + H2O = CsOH + SO2 =>
Cs2SO3 + H2O = 2 CsOH + SO2
Cu = Cu{2} + {-} =>
Cu = Cu{2} + 2e
Pb2O4 + Ag3(BO3) = Pb3(BO3)4 + Ag2O =>
3 Pb2O4 + 8 Ag3(BO3) = 2 Pb3(BO3)4 + 12 Ag2O
Rb2SO4(aq) + Co(NO3)3(aq) = RbNO3(aq) + Co2(SO4)3(aq) =>
3 Rb2SO4(aq) + 2 Co(NO3)3(aq) = 6 RbNO3(aq) + Co2(SO4)3(aq)
Na2CO3 + KCl = NaCl + CO2 + K2O =>
Na2CO3 + 2 KCl = 2 NaCl + CO2 + K2O
(NH4)2CO3 = NH3(l) + CO2(g) + H2O(l) =>
(NH4)2CO3 = 2 NH3(l) + CO2(g) + H2O(l)
Fe(HCO3)2 + CaO = FeO + Ca(HCO3)2 =>
Fe(HCO3)2 + CaO = FeO + Ca(HCO3)2
LiH(s) + H2O(l) = Li(s) + H3O(aq) =>
LiH(s) + H2O(l) = Li(s) + H3O(aq)
Cu(NO3)2 + NaHCO3 = Cu2(OH)2CO3(s) + NaNO3 + CO2 + H2O =>
2 Cu(NO3)2 + 4 NaHCO3 = Cu2(OH)2CO3(s) + 4 NaNO3 + 3 CO2 + H2O
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + HNO3(aq) =>
Pb(NO3)2(aq) + H2SO4(aq) = PbSO4(s) + 2 HNO3(aq)
SiO4 + BaCl2 = Ba2SiO4 + Cl =>
SiO4 + 2 BaCl2 = Ba2SiO4 + 4 Cl
Fe(NO3)3 = Fe2O3 + O2 + NO2 =>
4 Fe(NO3)3 = 2 Fe2O3 + 3 O2 + 12 NO2
Pb(s) + AgNO3 = Pb(NO3)2 + Ag(s) =>
Pb(s) + 2 AgNO3 = Pb(NO3)2 + 2 Ag(s)
NOCl + AgNO3 = AgCl + NO2 =>
NOCl + AgNO3 = AgCl + 2 NO2
Bi(NO3)3 + H2O = Bi + O2 + HNO3 =>
4 Bi(NO3)3 + 6 H2O = 4 Bi + 3 O2 + 12 HNO3
K + Br2 = KBr =>
2 K + Br2 = 2 KBr
NH4Cl + C2H4O2 = NH3 + C2H5O2Cl =>
NH4Cl + C2H4O2 = NH3 + C2H5O2Cl
Zn + HCl = HClZn =>
Zn + HCl = HClZn
As2O3 + Zn + HCl = H3As + ZnCl + H2O =>
As2O3 + 12 Zn + 12 HCl = 2 H3As + 12 ZnCl + 3 H2O
MnO4{-} + SO3{2-} + H{+} = Mn{2+} + SO4{2+} + H2O =>
6 MnO4{-} + 5 SO3{2-} + 38 H{+} = 6 Mn{2+} + 5 SO4{2+} + 19 H2O
C6H12O3 + O2 = CO2 + H2O =>
2 C6H12O3 + 15 O2 = 12 CO2 + 12 H2O
Al(NO3)3 + NaOH = Na[Al(OH)4] + NaNO3 =>
Al(NO3)3 + 4 NaOH = Na[Al(OH)4] + 3 NaNO3
C7H16 + Br2 + NaOH = C7H15OH + HBr + Na =>
2 C7H16 + Br2 + 2 NaOH = 2 C7H15OH + 2 HBr + 2 Na
Li2 + O2 = Li2O1 =>
2 Li2 + O2 = 2 Li2O1
KCl + NaHSO4 = KHSO4 + NaCl =>
KCl + NaHSO4 = KHSO4 + NaCl
C2H6 + F2 = C2H5F + HF =>
C2H6 + F2 = C2H5F + HF
Zn + Fe3(PO4)2 = Zn3(PO4)2 + Fe =>
3 Zn + Fe3(PO4)2 = Zn3(PO4)2 + 3 Fe
As2S3 + H2O = H3AsO4 + SO4 + H =>
As2S3 + 20 H2O = 2 H3AsO4 + 3 SO4 + 34 H
Na2SO3 + HBr = H2SO3 + NaBr =>
Na2SO3 + 2 HBr = H2SO3 + 2 NaBr
CrCl2 + Hg = HgCl + Cr =>
CrCl2 + 2 Hg = 2 HgCl + Cr
CH3CH2OCH2CH3 + NH3 = CH3CH2NH2 + H2O =>
CH3CH2OCH2CH3 + 2 NH3 = 2 CH3CH2NH2 + H2O
As2O3 + NaOH + Cl2 = Na3AsO4 + NaCl + H2O =>
As2O3 + 10 NaOH + 2 Cl2 = 2 Na3AsO4 + 4 NaCl + 5 H2O
CuSO4*H2O + H2S = CuS + H2SO4 + H2O =>
CuSO4*H2O + H2S = CuS + H2SO4 + H2O
LiCl + PB(NO3)2 = Li(NO3)2 + PBCl =>
LiCl + PB(NO3)2 = Li(NO3)2 + PBCl
KAl(SO4)2 + C3H8O3 = C3H4O + H2SO4 + KAlO2 =>
KAl(SO4)2 + C3H8O3 = C3H4O + 2 H2SO4 + KAlO2
Fe(s) + SnCl2(l) = Sn(s) + FeCl3(s) =>
2 Fe(s) + 3 SnCl2(l) = 3 Sn(s) + 2 FeCl3(s)
Cr[OH]3 = Cr2O3 + H2O =>
2 Cr[OH]3 = Cr2O3 + 3 H2O
Mg + KOH + H2O = K2[Mg(OH)4] + H2 =>
Mg + 2 KOH + 2 H2O = K2[Mg(OH)4] + H2
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