| Équations équilibrées la veille |
Fe(SCN)2 + 2 NaF = FeF2 + 2 NaSCN
Cr(OH)2 + NaClO + NaOH = NaCl + Na2CrO4 + H2O =>
Cr(OH)2 + 2 NaClO + 2 NaOH = 2 NaCl + Na2CrO4 + 2 H2O
H3O + Sb = SbO + H2 =>
2 H3O + 2 Sb = 2 SbO + 3 H2
MnO + CO = Mn3C + CO2 =>
3 MnO + 5 CO = Mn3C + 4 CO2
Cr2O7{-2} + Hg + H2O = Hg{+2} + Cr{+3} + OH{-} =>
Cr2O7{-2} + 3 Hg + 7 H2O = 3 Hg{+2} + 2 Cr{+3} + 14 OH{-}
HNo3 + Ba(OH)2 = Ba(No3)2 + H2O =>
2 HNo3 + Ba(OH)2 = Ba(No3)2 + 2 H2O
BaCO3 + HCl = BaCl2 + CO2 + H2O =>
BaCO3 + 2 HCl = BaCl2 + CO2 + H2O
Cl + NaOH = NaCl + NaOCl + H2O =>
2 Cl + 2 NaOH = NaCl + NaOCl + H2O
Cd(OH)2 + NaOH = Na2(Cd(OH)4) =>
Cd(OH)2 + 2 NaOH = Na2(Cd(OH)4)
FeS + HBr = FeH + SBr =>
FeS + HBr = FeH + SBr
C8H10 + KMnO4 = C7H6O2 + CH4 + KOH + MnO2 =>
10 C8H10 + 22 KMnO4 = 11 C7H6O2 + 3 CH4 + 22 KOH + 22 MnO2
Cl + NaOH = NaCl + NaOCl + H2O =>
2 Cl + 2 NaOH = NaCl + NaOCl + H2O
AlCl3 + O2 = AlCl3O2 =>
AlCl3 + O2 = AlCl3O2
SrBr2 + Cl2 = Cl2Sr + Br2 =>
SrBr2 + Cl2 = Cl2Sr + Br2
Na2SO4 + Al2(SO4)3 + H2O = NaAl(SO4)2*12H2O =>
Na2SO4 + Al2(SO4)3 + 24 H2O = 2 NaAl(SO4)2*12H2O
Cu2O + K2CrO4 + H2O = CuCrO4 + Cr(OH)3 + KOH =>
3 Cu2O + 8 K2CrO4 + 11 H2O = 6 CuCrO4 + 2 Cr(OH)3 + 16 KOH
FeSO4 + Ca(OH)2 = Fe(OH)3 + Ca3(SO4)2 =>
2 FeSO4 + 3 Ca(OH)2 = 2 Fe(OH)3 + Ca3(SO4)2
Li2O + C = CO + Li =>
Li2O + C = CO + 2 Li
Zn + Fe(NH4)2(SO4)2 = Zn(NH4)2(SO4)2 + Fe =>
Zn + Fe(NH4)2(SO4)2 = Zn(NH4)2(SO4)2 + Fe
CO3 + H2O = H2CO3 + O =>
CO3 + H2O = H2CO3 + O
SnCl2 + FeCl3 = SnCl4 + FeCl2 =>
SnCl2 + 2 FeCl3 = SnCl4 + 2 FeCl2
MgSO4(aq)*7H2O(l) + Na3PO4(aq) = Mg3(PO4)2(s) + Na2SO4(aq) + H2O(l) =>
3 MgSO4(aq)*7H2O(l) + 2 Na3PO4(aq) = Mg3(PO4)2(s) + 3 Na2SO4(aq) + 21 H2O(l)
Cu + HClO4 = CuClO4 + HClO3 + H2O =>
2 Cu + 3 HClO4 = 2 CuClO4 + HClO3 + H2O
Na2S2O3 + HNO3 = S + SO2 + H2O + NaNO3 =>
Na2S2O3 + 2 HNO3 = S + SO2 + H2O + 2 NaNO3
MgS + NiCl = Ni2S + MgCl2 =>
MgS + 2 NiCl = Ni2S + MgCl2
SrCl2 + MgCO3 = SrCO3 + MgCl2 =>
SrCl2 + MgCO3 = SrCO3 + MgCl2
Mo(OH)3 + Ca(C2H3O2)2 = Mo(C2H3O2)3 + Ca(OH)2 =>
2 Mo(OH)3 + 3 Ca(C2H3O2)2 = 2 Mo(C2H3O2)3 + 3 Ca(OH)2
Zn + O2 = Zn7O =>
14 Zn + O2 = 2 Zn7O
MgBr2 + (NH4)(OH) = Mg(OH)2 + (NH4)Br =>
MgBr2 + 2(NH4)(OH) = Mg(OH)2 + 2(NH4)Br
C2H5OH + H2SO4 = C2H5OSOOOH + H2O =>
C2H5OH + H2SO4 = C2H5OSOOOH + H2O
Cu2O3 = Cu + O2 =>
2 Cu2O3 = 4 Cu + 3 O2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
NaI + HNO2 = I2 + NO + NaOH =>
2 NaI + 2 HNO2 = I2 + 2 NO + 2 NaOH
CH4N2O + O2 + KCO3 = KNO3 + H2O + CO2 =>
2 CH4N2O + 7 O2 + 4 KCO3 = 4 KNO3 + 4 H2O + 6 CO2
Ni2(SO4)3 + KOH = Ni(OH)3 + K2SO4 =>
Ni2(SO4)3 + 6 KOH = 2 Ni(OH)3 + 3 K2SO4
Ir2(SO4)3 + Ca = Ir + Ca(SO4)3 =>
Ir2(SO4)3 + Ca = 2 Ir + Ca(SO4)3
Tl + S = Tl2S =>
2 Tl + S = Tl2S
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
FeH + S = FeHS2 =>
FeH + 2 S = FeHS2
HF + Sr(OH)2 = SrF2 + H(OH) =>
2 HF + Sr(OH)2 = SrF2 + 2 H(OH)
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
Cu(H2O)6{+2} + OH{-} = Cu(OH)2 + H2O =>
Cu(H2O)6{+2} + 2 OH{-} = Cu(OH)2 + 6 H2O
NaHCo3 + H2SO4 = Na2SO4 + H2 + Co2 =>
2 NaHCo3 + H2SO4 = Na2SO4 + 2 H2 + 3 Co2
C7H8 + FeOOH + H{+} = CO2 + Fe2{+} + H2O =>
5 C7H8 + 72 FeOOH + 36 H{+} = 35 CO2 + 36 Fe2{+} + 74 H2O
CuCO3 + HNO3 = Cu(NO3)2 + H2O + CO2 =>
CuCO3 + 2 HNO3 = Cu(NO3)2 + H2O + CO2
CaCl2 + Na2CO3 = CaCO3 + NaCl =>
CaCl2 + Na2CO3 = CaCO3 + 2 NaCl
AgNO4 + Na2SO4 = Ag2SO4 + NaNO4 =>
2 AgNO4 + Na2SO4 = Ag2SO4 + 2 NaNO4
C15H31COOC30H61 + O2 = CO2 + H2O =>
C15H31COOC30H61 + 68 O2 = 46 CO2 + 46 H2O
BrF3 = Br + F2 =>
2 BrF3 = 2 Br + 3 F2
N2H8PtCl6 = Pt + N2 + HCl + NH3 =>
3 N2H8PtCl6 = 3 Pt + 2 N2 + 18 HCl + 2 NH3
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Équations équilibrées sur10/15/24
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