| Équations équilibrées la veille |
ZnO + 2 NaOH = Zn(OH)2 + Na2O
Na + HC2H3O2 = H2 + NaC2H3O2 =>
2 Na + 2 HC2H3O2 = H2 + 2 NaC2H3O2
Ni + H2 = NiH2 =>
Ni + H2 = NiH2
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
C4H6 + Br2 = C4H6Br4 =>
C4H6 + 2 Br2 = C4H6Br4
As + NaOH = Na3AsO3 + H2 =>
2 As + 6 NaOH = 2 Na3AsO3 + 3 H2
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
NaCl + Na3PO4 = Na3Cl + NaPO4 =>
NaCl + Na3PO4 = Na3Cl + NaPO4
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2 =>
2 AgNO2 + BaSO4 = Ag2SO4 + Ba(NO2)2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
ScOH = Sc(OH) =>
ScOH = Sc(OH)
NaF + Br2 = NaBr + F2 =>
2 NaF + Br2 = 2 NaBr + F2
C6H5{-}CH2OH = C6H5{-}CHO =>
C6H5{-}CH2OH = C6H5{-}CHO
HCl + MnO2 = MnCl + H2O + Cl2 =>
8 HCl + 2 MnO2 = 2 MnCl + 4 H2O + 3 Cl2
NO3 + H2SO4 = NO + SO4 + H2O =>
NO3 + 2 H2SO4 = NO + 2 SO4 + 2 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
Sb2O3 + NaOH + H2O = Na3[Sb(OH)6] =>
Sb2O3 + 6 NaOH + 3 H2O = 2 Na3[Sb(OH)6]
N2O3 + H2O = HNO2 =>
N2O3 + H2O = 2 HNO2
HNO3 + KRbS = H2S + KNO3 + RbNO3 =>
2 HNO3 + KRbS = H2S + KNO3 + RbNO3
CH4COOH + O2 = H2O + CO2 =>
4 CH4COOH + 9 O2 = 10 H2O + 8 CO2
MnCl2 + Al = AlCl3 + Mn =>
3 MnCl2 + 2 Al = 2 AlCl3 + 3 Mn
CrO + NaOH = Cr(OH)2 + Na2O =>
CrO + 2 NaOH = Cr(OH)2 + Na2O
Pb + Cl2 = PbCl4 =>
Pb + 2 Cl2 = PbCl4
K3PO4 + Cr(NO3)3 = CrPO4 + KNO3 =>
K3PO4 + Cr(NO3)3 = CrPO4 + 3 KNO3
Cu2S + HNO3 = Cu(NO3)2 + H2SO4 + H2O + NO2 =>
Cu2S + 14 HNO3 = 2 Cu(NO3)2 + H2SO4 + 6 H2O + 10 NO2
SO4{2-} + C12H22O11 + H2O = H2S + CO3{2-} + H{+} =>
6 SO4{2-} + C12H22O11 + H2O = 6 H2S + 12 CO3{2-} + 12 H{+}
C2H5O2N + O2 = N2 + CO2 + H2O =>
4 C2H5O2N + 9 O2 = 2 N2 + 8 CO2 + 10 H2O
B + H = B4H10 =>
4 B + 10 H = B4H10
CH3CH2 + Na2Cr2O7 + H2SO4 = CH3COOH + Cr2(SO4)3 + Na2SO4 + H2O =>
6 CH3CH2 + 5 Na2Cr2O7 + 20 H2SO4 = 6 CH3COOH + 5 Cr2(SO4)3 + 5 Na2SO4 + 23 H2O
Fe(OH)3 + H2(SO)4 = Fe2((SO)4)3 + H2O =>
2 Fe(OH)3 + 3 H2(SO)4 = Fe2((SO)4)3 + 6 H2O
Zn(s) + HBr(aq) = ZnBr2(aq) + H2(g) =>
Zn(s) + 2 HBr(aq) = ZnBr2(aq) + H2(g)
HCOONa + CH3COOH = HCOOH + CH3COONa =>
HCOONa + CH3COOH = HCOOH + CH3COONa
Sb2S3 + KMnO4 + H2SO4 = K2SO4 + MnSO4 + Sb2O4 + H2O =>
5 Sb2S3 + 26 KMnO4 + 24 H2SO4 = 13 K2SO4 + 26 MnSO4 + 5 Sb2O4 + 24 H2O
Fe(OH)3(s) + H2SO4(aq) = H2(OH)3 + FeSO4(aq) =>
Fe(OH)3(s) + H2SO4(aq) = H2(OH)3 + FeSO4(aq)
H2SO4 + NaCN = NaSO4 + H2CN =>
H2SO4 + NaCN = NaSO4 + H2CN
CaO(Cl)2 + CO2 = CaCO3 + Cl2 =>
CaO(Cl)2 + CO2 = CaCO3 + Cl2
Cu(NO3)2 + NH4SCN = Cu(SCN)2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4SCN = Cu(SCN)2 + 2 NH4NO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
(NH4)2(SO4) + KOH = NH4OH + K2SO4 =>
(NH4)2(SO4) + 2 KOH = 2 NH4OH + K2SO4
C2H5OK + H2O = C2H5OH + KOH =>
C2H5OK + H2O = C2H5OH + KOH
NH3 + OH = NO3 + H2O =>
NH3 + 9 OH = NO3 + 6 H2O
Al + H2O2 = AlO + H2O =>
Al + H2O2 = AlO + H2O
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
MaHCO3 + HCl = MaCl + H2O + CO2 =>
MaHCO3 + HCl = MaCl + H2O + CO2
Pb(s) + ZnCl2(s) = PbCl2 + Zn(s) =>
Pb(s) + ZnCl2(s) = PbCl2 + Zn(s)
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
H2SO4 + NaHCO3 = Na2SO4 + CO2 + H2O =>
H2SO4 + 2 NaHCO3 = Na2SO4 + 2 CO2 + 2 H2O
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