| Équations équilibrées la veille |
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
KCl + Br2 + H2 = KBr + HCl =>
2 KCl + Br2 + H2 = 2 KBr + 2 HCl
K + CH3COOH = C2H3O2K + H2 =>
2 K + 2 CH3COOH = 2 C2H3O2K + H2
H2 + AgCl3 = HCl + Ag =>
3 H2 + 2 AgCl3 = 6 HCl + 2 Ag
Al2O3 + C + Cl2 = CO + AlCl3 =>
Al2O3 + 3 C + 3 Cl2 = 3 CO + 2 AlCl3
KBr + HOH = KOH + HBr =>
KBr + HOH = KOH + HBr
Ni(SO4) + Cr(NO3)3 = Cr2(SO4)3 + Ni(NO3)2 =>
3 Ni(SO4) + 2 Cr(NO3)3 = Cr2(SO4)3 + 3 Ni(NO3)2
MnO2(s) + HCl(l) = MnCl2(s) + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(l) = MnCl2(s) + Cl2(g) + 2 H2O(l)
NaOH + SO3 = H2O + Na2SO4 =>
2 NaOH + SO3 = H2O + Na2SO4
Cu + AgNO3 + H2SO4 = Ag2SO4 + NO2 + CuSO4 + H2O =>
Cu + 2 AgNO3 + 2 H2SO4 = Ag2SO4 + 2 NO2 + CuSO4 + 2 H2O
Fe(Co3)3 + NaNo3 = Fe(No3)3 + NaCo3 =>
Fe(Co3)3 + 3 NaNo3 = Fe(No3)3 + 3 NaCo3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
HClOKI = KClHIO =>
HClOKI = KClHIO
Al + Ag2S = Al3{+} + S2{-} + Ag =>
3 Al + 2 Ag2S = Al3{+} + S2{-} + 4 Ag
POH + HCl = Cl + POH2 =>
POH + HCl = Cl + POH2
I{-} + SO4{-} + H{+} = I2 + H2S + H2O =>
18 I{-} + 2 SO4{-} + 20 H{+} = 9 I2 + 2 H2S + 8 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
HCl + CuCl = H2 + CuCl2 =>
2 HCl + 2 CuCl = H2 + 2 CuCl2
Al + CUSO4 = CU + Al2(SO4)3 =>
2 Al + 3 CUSO4 = 3 CU + Al2(SO4)3
C12H23COOH + O2 = H2O + CO2 =>
C12H23COOH + 18 O2 = 12 H2O + 13 CO2
C6H6 + F2 = C6H5F + HF =>
C6H6 + F2 = C6H5F + HF
K3PO4 + Cu(NO3) = K3NO4 + CuPO3 =>
K3PO4 + Cu(NO3) = K3NO4 + CuPO3
CH3{-}CHBr{-}COOH = CH3{-}CHBr{-}COOH3 =>
CH3{-}CHBr{-}COOH = CH3{-}CHBr{-}COOH3
Cu(NO3)2 + ZnS = Zn(NO3)2 + CuS =>
Cu(NO3)2 + ZnS = Zn(NO3)2 + CuS
K2Cr2O7 + HCl + FeCl2 = CrCl2 + H2O + KCl + FeCl3 =>
K2Cr2O7 + 14 HCl + 8 FeCl2 = 2 CrCl2 + 7 H2O + 2 KCl + 8 FeCl3
H3PO4 + Mo7O24(NH4)6(H2O)4 + HCl = (NH4)3PMo12O40 + NH4Cl + H2O =>
7 H3PO4 + 12 Mo7O24(NH4)6(H2O)4 + 51 HCl = 7(NH4)3PMo12O40 + 51 NH4Cl + 84 H2O
Na2SO3{2-} + HNO3 = Na2SO4{2-} + NO2 + H2O =>
Na2SO3{2-} + 2 HNO3 = Na2SO4{2-} + 2 NO2 + H2O
NaBH4 + Cu(NO3)2 = Cu + H2 + B2H6 + NaNO3 =>
2 NaBH4 + Cu(NO3)2 = Cu + H2 + B2H6 + 2 NaNO3
Na3 + PO4 + Pb(NO3)2 = Na3(NO3)2 + PbPO4 =>
Na3 + PO4 + Pb(NO3)2 = Na3(NO3)2 + PbPO4
Cr2O3 + SO3 = Cr2O7 + SO2 =>
Cr2O3 + 4 SO3 = Cr2O7 + 4 SO2
C17H6(s) + O2(g) = CO2(g) + H2O(g) =>
2 C17H6(s) + 37 O2(g) = 34 CO2(g) + 6 H2O(g)
XeF6 + KOH = Xe + O2 + KF + H2O =>
2 XeF6 + 12 KOH = 2 Xe + 3 O2 + 12 KF + 6 H2O
ArOH + NaOH = ArO + NaH2O =>
ArOH + NaOH = ArO + NaH2O
Li3PO4 = Li + PO4 =>
Li3PO4 = 3 Li + PO4
(CH3)3Al + NH3 = AlN + H2 + CH3 =>
2(CH3)3Al + 2 NH3 = 2 AlN + 3 H2 + 6 CH3
C2H5COOH + BaO = (C2H5COO)2Ba + H2O =>
2 C2H5COOH + BaO = (C2H5COO)2Ba + H2O
C4H6Br4 = Br2 + C4H6 =>
C4H6Br4 = 2 Br2 + C4H6
RhCl3 + C8H14 = RhClC8H14 + Cl2 =>
RhCl3 + C8H14 = RhClC8H14 + Cl2
Al + Na(OH) = AlO + Na + H2 =>
2 Al + 2 Na(OH) = 2 AlO + 2 Na + H2
K + II = KI =>
2 K + II = 2 KI
NaOH + CuSO4 = CuOH + NaSO4 =>
NaOH + CuSO4 = CuOH + NaSO4
Al3Cl1 = Al3 + Cl1 =>
Al3Cl1 = Al3 + Cl1
CH3(CH2)5CHCH2 + KMnO4 + H2O = CH3(CH2)5C(OH)CH3OH + MnO2 + KOH =>
3 CH3(CH2)5CHCH2 + 2 KMnO4 + 4 H2O = 3 CH3(CH2)5C(OH)CH3OH + 2 MnO2 + 2 KOH
Ni(OH)2 = NiO(aq) + H2O(l) =>
Ni(OH)2 = NiO(aq) + H2O(l)
Cu(NO3)2 + KOH = Cu(OH)2 + KNO3 =>
Cu(NO3)2 + 2 KOH = Cu(OH)2 + 2 KNO3
Na3PO4 + CrCl3 = CrPO4 + Na3Cl3 =>
Na3PO4 + CrCl3 = CrPO4 + Na3Cl3
MnO4{-} + NO2{-} + H2O = MnO2 + NO3{-} + OH{-} =>
2 MnO4{-} + 3 NO2{-} + H2O = 2 MnO2 + 3 NO3{-} + 2 OH{-}
C16H34 = C8H18 + C8H16 =>
C16H34 = C8H18 + C8H16
Fe3O4 + HNO3 = Fe(NO3)2 + Fe(NO3)3 + H2O =>
Fe3O4 + 8 HNO3 = Fe(NO3)2 + 2 Fe(NO3)3 + 4 H2O
C12H8 + N2 + Fe + O4S = C12H8FeN2O4S =>
C12H8 + N2 + Fe + O4S = C12H8FeN2O4S
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Équations équilibrées sur11/23/24
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