| Équations équilibrées la veille |
Br2 + 2 NaI = 2 NaBr + I2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
Pb(NO3)2 + KCl = PbCl2 + KNO3 =>
Pb(NO3)2 + 2 KCl = PbCl2 + 2 KNO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + AlBr3 = NBr3 + AlH3 =>
NH3 + AlBr3 = NBr3 + AlH3
NaCO3H2SO4 = NaSO4CO2H2O =>
NaCO3H2SO4 = NaSO4CO2H2O
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C4H9Br + NaI = C4H9I + NaBr =>
C4H9Br + NaI = C4H9I + NaBr
Na + Fe2O3 = NaO2 + Fe =>
3 Na + 2 Fe2O3 = 3 NaO2 + 4 Fe
NH4C1 + NaOH = NaC1 + NH3 + H2O =>
NH4C1 + NaOH = NaC1 + NH3 + H2O
H2C2O4 + HCl = HC2O4 + H2Cl =>
H2C2O4 + HCl = HC2O4 + H2Cl
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
H2SO4 + Ag2BO3 = Ag2SO4 + H2BO3 =>
H2SO4 + Ag2BO3 = Ag2SO4 + H2BO3
NaCl + H2 = HCl + Na =>
2 NaCl + H2 = 2 HCl + 2 Na
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
MgSO4 + KOH = Mg(OH)2 + K2SO4 =>
MgSO4 + 2 KOH = Mg(OH)2 + K2SO4
HSO3{-} + HSeO3{-} + H{+} = H2O + SO42{-} + Se =>
4 HSO3{-} + 79 HSeO3{-} + 79 H{+} = 81 H2O + 4 SO42{-} + 79 Se
Ca(OH)2 = CaOH2O =>
Ca(OH)2 = CaOH2O
NH3 + H2SO4 = (NH4)HSO4 =>
NH3 + H2SO4 = (NH4)HSO4
C3H8O3 + Na = C3H8 + NaO =>
C3H8O3 + 3 Na = C3H8 + 3 NaO
Mg*2HCl = MgCl2 + H2 =>
Mg*2HCl = MgCl2 + H2
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
CuCl2 + Al = AlCl3 + Cu =>
3 CuCl2 + 2 Al = 2 AlCl3 + 3 Cu
HClBaCl2 = HCl2BaCl =>
HClBaCl2 = HCl2BaCl
NiCl2 + NH3 + H2O = [Ni(NH3)4(H2O)2](OH)2 + NH4Cl =>
NiCl2 + 6 NH3 + 4 H2O = [Ni(NH3)4(H2O)2](OH)2 + 2 NH4Cl
Sr + N2 = Sr3N2 =>
3 Sr + N2 = Sr3N2
Rb + RbNO3 = Rb2O + N2 =>
10 Rb + 2 RbNO3 = 6 Rb2O + N2
NaC2H3O2 + H2O = HC2H3O2 + NaOH =>
NaC2H3O2 + H2O = HC2H3O2 + NaOH
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ca3(PO4)2 + Cl2 + CO = POCl3 + CaCO3 =>
Ca3(PO4)2 + 3 Cl2 + 3 CO = 2 POCl3 + 3 CaCO3
H3C = CH3 =>
H3C = CH3
Ca(s) + AgNO3(aq) = Ag(s) + Ca(NO3)2(aq) =>
Ca(s) + 2 AgNO3(aq) = 2 Ag(s) + Ca(NO3)2(aq)
CaO + (H2O)2 = Ca(OH)2 =>
2 CaO + (H2O)2 = 2 Ca(OH)2
SO3 = SO2 + O2 =>
2 SO3 = 2 SO2 + O2
O3 + HI = H2O + I2 =>
O3 + 6 HI = 3 H2O + 3 I2
NaBO2H2O2H2O + H2SO4 + KI = K2SO4 + I2 + H3BO3 + H2O + Na2SO4 =>
2 NaBO2H2O2H2O + 3 H2SO4 + 4 KI = 2 K2SO4 + 2 I2 + 2 H3BO3 + 4 H2O + Na2SO4
Fe2(SO4)3 + Ag = Ag2SO4 + Fe =>
Fe2(SO4)3 + 6 Ag = 3 Ag2SO4 + 2 Fe
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaCO3 + O2 = CaO2 + CO3 =>
CaCO3 + O2 = CaO2 + CO3
FeCl2 + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cl2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 FeCl2 + K2Cr2O7 + 7 H2SO4 = Fe2(SO4)3 + 2 Cl2 + K2SO4 + Cr2(SO4)3 + 7 H2O
C10H15NO = C10H15N + O =>
C10H15NO = C10H15N + O
C2Cu2 + HCl = C2H4 + CuCl2 =>
C2Cu2 + 4 HCl = C2H4 + 2 CuCl2
C10H15NO = C10H15N + O =>
C10H15NO = C10H15N + O
Cl2 + Cd = Cd{2+} + Cl{-} =>
Cl2 + Cd = Cd{2+} + 2 Cl{-}
Ni(NO3)2 + H2S = H2(NO3)2 + NiS =>
Ni(NO3)2 + H2S = H2(NO3)2 + NiS
C2H2 + Br2 = Br4C2H2 =>
C2H2 + 2 Br2 = Br4C2H2
CH3NH3BrNaOH = CH3NH2NaBrH2O =>
CH3NH3BrNaOH = CH3NH2NaBrH2O
Mg3N2 + H2O = Mg(OH)2 + NH3 =>
Mg3N2 + 6 H2O = 3 Mg(OH)2 + 2 NH3
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Équations équilibrées sur11/19/24
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