Équations équilibrées la veille |
Zn + CuSO4 = CuZnSO4
BaCl2 + NaOH = Ba(OH)2 + NaCl =>
BaCl2 + 2 NaOH = Ba(OH)2 + 2 NaCl
Al + NaOH = NaAlO2 + H2 + Na =>
Al + 2 NaOH = NaAlO2 + H2 + Na
FeSO4 + KCr2O7 = KSO4 + FeCr2O7 =>
FeSO4 + KCr2O7 = KSO4 + FeCr2O7
NaOH + Na2S = Na + S(OH)2 =>
2 NaOH + Na2S = 4 Na + S(OH)2
KH2PO4 + NaOH = NaHPO4 + H2O + K =>
KH2PO4 + NaOH = NaHPO4 + H2O + K
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
N2 + Ca = N2Ca3 =>
N2 + 3 Ca = N2Ca3
H2O2 + MnSO4 + NaOH = MnO(OH)2 + NaSO4 + H2O =>
3 H2O2 + 2 MnSO4 + 2 NaOH = 2 MnO(OH)2 + 2 NaSO4 + 2 H2O
HNO3 + MnSO4 = HSO4 + MnNO3 =>
HNO3 + MnSO4 = HSO4 + MnNO3
NaCl + K2H2Sb2O7 = Na2H2Sb2O7 + KCl =>
2 NaCl + K2H2Sb2O7 = Na2H2Sb2O7 + 2 KCl
Al + MgSO4 = Al(SO4)2 + Mg =>
Al + 2 MgSO4 = Al(SO4)2 + 2 Mg
H2O + HIO4 = I2 + H2O2 =>
6 H2O + 2 HIO4 = I2 + 7 H2O2
NH3 + HCN = CN + NH4 =>
NH3 + HCN = CN + NH4
K3[Cr(OH)6] + AlCl3 = Cr(OH)3 + Al(OH)3 + KCl =>
K3[Cr(OH)6] + AlCl3 = Cr(OH)3 + Al(OH)3 + 3 KCl
Cu2S + HNO3 = Cu(NO3) + CuSO4 + NO + H2O =>
Cu2S + 4 HNO3 = Cu(NO3) + CuSO4 + 3 NO + 2 H2O
Pb(NO3)4 + KI = PbI + K(NO3)4 =>
Pb(NO3)4 + KI = PbI + K(NO3)4
MnSO4 + (HN4)2S2O8 + H2O = MnO2 + H2SO4 + (NH4)2SO4 =>
13 MnSO4 + (HN4)2S2O8 + 26 H2O = 13 MnO2 + 11 H2SO4 + 4(NH4)2SO4
NH4NO3 + NaOH = NO3 + NaNH2 + H2O =>
9 NH4NO3 + 10 NaOH = 8 NO3 + 10 NaNH2 + 13 H2O
KMnO4 + H2SO4 + Na2C2O4 = CO2 + H2O + K2SO4 + Na2SO4 + MnO2 =>
2 KMnO4 + 4 H2SO4 + 3 Na2C2O4 = 6 CO2 + 4 H2O + K2SO4 + 3 Na2SO4 + 2 MnO2
BaNO32 + KI = BaI + KNO32 =>
BaNO32 + KI = BaI + KNO32
ZnCl2(aq) + Na2S(aq) = ZnS(aq) + Na2Cl2(aq) =>
ZnCl2(aq) + Na2S(aq) = ZnS(aq) + Na2Cl2(aq)
NH3 + CuSO4*5H2O = Cu[(NH3)4]SO4*H2O + H2O =>
4 NH3 + CuSO4*5H2O = Cu[(NH3)4]SO4*H2O + 4 H2O
Cr2(SO3)3 + V(NO2)5 = Cr(NO2)3 + V2(SO3)5 =>
5 Cr2(SO3)3 + 6 V(NO2)5 = 10 Cr(NO2)3 + 3 V2(SO3)5
H{+} + MnO4{-} + CH2CH2 = Mn{2+} + CO2 + H2O =>
36 H{+} + 12 MnO4{-} + 5 CH2CH2 = 12 Mn{2+} + 10 CO2 + 28 H2O
Ag + NH4OH = Ag(NH3) + H2O =>
Ag + NH4OH = Ag(NH3) + H2O
KMnO4 + H2SO4 + C3H7OH = C3H6O + K2SO4 + H2O + MnSO4 =>
2 KMnO4 + 3 H2SO4 + 5 C3H7OH = 5 C3H6O + K2SO4 + 8 H2O + 2 MnSO4
ZnCl2(s) + H3PO4(aq) = Zn3(PO4)2(s) + HCl(l) =>
3 ZnCl2(s) + 2 H3PO4(aq) = Zn3(PO4)2(s) + 6 HCl(l)
H2O + NH3 + Fe(NO3)3 = NH4NO3 + Fe(OH)3 =>
3 H2O + 3 NH3 + Fe(NO3)3 = 3 NH4NO3 + Fe(OH)3
Ag2O + H2O + NO2 = Ag + HNO3 =>
Ag2O + H2O + 2 NO2 = 2 Ag + 2 HNO3
MnO4{-} + HOOCCOOH + H{+} = Mn{2} + CO2 + H2O =>
2 MnO4{-} + 5 HOOCCOOH + 6 H{+} = 2 Mn{2} + 10 CO2 + 8 H2O
KOH + NH4Cl = KOCl + NH4H =>
KOH + NH4Cl = KOCl + NH4H
Cr2O7{-2} + C2H4O + H{+} = C2H4O2 + Cr{3+} + H2O =>
Cr2O7{-2} + 3 C2H4O + 8 H{+} = 3 C2H4O2 + 2 Cr{3+} + 4 H2O
FeCl3 + (NH4)3PO4 = Fe3(PO4)3 + NH4Cl =>
3 FeCl3 + 3(NH4)3PO4 = Fe3(PO4)3 + 9 NH4Cl
Ni4Si6O15(OH)2*6H2O + HCl = NiCl2 + SiO2 + H2O =>
Ni4Si6O15(OH)2*6H2O + 8 HCl = 4 NiCl2 + 6 SiO2 + 11 H2O
N2O2 + NaOH = Na2N2O3 + H2O =>
N2O2 + 2 NaOH = Na2N2O3 + H2O
NaCO3 + NaNO3 + As2S3 = NaNO2 + Na2SO4 + CO2 + Na3AsO4 =>
12 NaCO3 + 8 NaNO3 + As2S3 = 8 NaNO2 + 3 Na2SO4 + 12 CO2 + 2 Na3AsO4
Cr2O3(s) + C = Cr(s) + CO2(g) =>
2 Cr2O3(s) + 3 C = 4 Cr(s) + 3 CO2(g)
I2 + K2SO4 + CuI = KI + CuSO4 =>
I2 + 2 K2SO4 + 2 CuI = 4 KI + 2 CuSO4
M + HCl = MCl + H2(g) =>
2 M + 2 HCl = 2 MCl + H2(g)
CuSO4 + BaCl = CuCl + BaSO4 =>
CuSO4 + BaCl = CuCl + BaSO4
HgCl2 + Na2S = HgS + NaCl =>
HgCl2 + Na2S = HgS + 2 NaCl
MnCl2 + NaClO3 + NaOH = Na2MnO4 + NaCl + HCl =>
3 MnCl2 + 2 NaClO3 + 6 NaOH = 3 Na2MnO4 + 2 NaCl + 6 HCl
Sn(OH)2 + HCl = HSnCl3 + H2O =>
Sn(OH)2 + 3 HCl = HSnCl3 + 2 H2O
Li2CO3 + Na2CO3 + Nb2O5 + BaCO3 + TiO2 = Li28Na1372Nb1400O4200Ba600Ti600O1800 + CO2 =>
14 Li2CO3 + 686 Na2CO3 + 700 Nb2O5 + 600 BaCO3 + 600 TiO2 = Li28Na1372Nb1400O4200Ba600Ti600O1800 + 1300 CO2
NaI + C2H5OH + H2SO4 = C2H5I + Na2SO4 + H2O =>
2 NaI + 2 C2H5OH + H2SO4 = 2 C2H5I + Na2SO4 + 2 H2O
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
CH3CH2COOCH2CH3 + NaOH = CH3CH2COONa + CH3CH2OH =>
CH3CH2COOCH2CH3 + NaOH = CH3CH2COONa + CH3CH2OH
NaOH + H2MoO4 = NaMoO4 + H3O =>
NaOH + H2MoO4 = NaMoO4 + H3O
HCO3 + H2O = H3CO3 + OH =>
HCO3 + 2 H2O = H3CO3 + 2 OH
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