| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + Si = Na2Si
H3SbO4 + Na2S2O5 + H2O = H3SbO3 + NaHSO4 =>
2 H3SbO4 + Na2S2O5 + H2O = 2 H3SbO3 + 2 NaHSO4
Cu(OH)2 + NH3 = Cu(NH3)4{2+} + OH{-} =>
Cu(OH)2 + 4 NH3 = Cu(NH3)4{2+} + 2 OH{-}
MgCO3 + H2O + CO2 = Mg(HCO3)2 =>
MgCO3 + H2O + CO2 = Mg(HCO3)2
H2SO4 + Na2S2O3 + Na2SO3 = Na2SO4 + H2S03 =>
H2SO4 + 2 Na2S2O3 + 2 Na2SO3 = 4 Na2SO4 + H2S03
PbCl2 + Ca(OH)2 = CaCl2 + Pb(OH)2 =>
PbCl2 + Ca(OH)2 = CaCl2 + Pb(OH)2
CH3COCH + O2 = CO2 + H2O =>
2 CH3COCH + 7 O2 = 6 CO2 + 4 H2O
BaHPO4 + H2SO4 = Ba(H2PO4)2 + BaSO4 =>
2 BaHPO4 + H2SO4 = Ba(H2PO4)2 + BaSO4
NaCo3 + FeNo3 = FeCo3 + NaNo3 =>
NaCo3 + FeNo3 = FeCo3 + NaNo3
CaCO3(s) = CaO(s) + CO2(g)CaCO3(s) = CaO(s) + CO2(g) =>
2 CaCO3(s) = CaO(s) + CO2(g)CaCO3(s)
C8H8ClBr + K2Cr2O7 + H2SO4 = C8H5BrO4 + Cl2 + Cr2(SO4)3 + K2SO4 + H2O =>
6 C8H8ClBr + 11 K2Cr2O7 + 44 H2SO4 = 6 C8H5BrO4 + 3 Cl2 + 11 Cr2(SO4)3 + 11 K2SO4 + 53 H2O
U8 + O3 = U3O8 =>
9 U8 + 64 O3 = 24 U3O8
[Ni(H2O)6]{+2} + OH{-1) = Ni(OH)2+H2O =>
[Ni(H2O)6]{+2} + 2 OH{-1) = Ni(OH)2+6H2O
Fe2(SO4)03 + NaOH = Fe(OH)3 + Na2SO4 =>
Fe2(SO4)03 + 6 NaOH = 2 Fe(OH)3 + 3 Na2SO4
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HC3H5 + OH = C3H5O + H2O =>
HC3H5 + 3 OH = C3H5O + 2 H2O
MoO3 + Zn + H2SO4 = Mo2SO4 + ZnSO4 + H2O =>
2 MoO3 + 5 Zn + 6 H2SO4 = Mo2SO4 + 5 ZnSO4 + 6 H2O
BrO{-} + Fe(OH)2 + H2O = Br{-} + Fe(OH)3 =>
BrO{-} + 2 Fe(OH)2 + H2O = Br{-} + 2 Fe(OH)3
Al + Fe2O3 = Al2O3 + Fe =>
2 Al + Fe2O3 = Al2O3 + 2 Fe
Zn + NO{2-} + H{+} = Zn{2+} + NH4{+} + H2O =>
3 Zn + 2 NO{2-} + 12 H{+} = 3 Zn{2+} + 2 NH4{+} + 2 H2O
C6H3N3O7 + KOH = C6H2N3O7K + H2O =>
C6H3N3O7 + KOH = C6H2N3O7K + H2O
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
MgO(s) + HCl(aq) = MgCl2(aq) + H2O(l) =>
MgO(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l)
CUSO4Mg(OH)2 = CU(OH)2MgSO4 =>
CUSO4Mg(OH)2 = CU(OH)2MgSO4
H2 + O2 = H2O = H3O + OH{-} + H =>
2 H2 + O2 = 2 H2O
FeSO4 + HNO3 = Fe(NO3)3 + Fe2(SO4)3 + H2O + N2O =>
24 FeSO4 + 30 HNO3 = 8 Fe(NO3)3 + 8 Fe2(SO4)3 + 15 H2O + 3 N2O
Ca(OH)2 + H3 + PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3 + PO4 = CaHPO4 + 2 H2O
Cu + H3PO4 = Cu3PO4 + H2 =>
6 Cu + 2 H3PO4 = 2 Cu3PO4 + 3 H2
FeCl3 + NaCO3 = FeCO3 + NaCl3 =>
FeCl3 + NaCO3 = FeCO3 + NaCl3
S2O3{-2} + HCl = H2SO3{-2} + SCl2 =>
S2O3{-2} + 2 HCl = H2SO3{-2} + SCl2
FeSO4*(NH4)2SO4*6H2O + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + (NH4)2SO4 + K2SO4 + H2O =>
10 FeSO4*(NH4)2SO4*6H2O + 2 KMnO4 + 8 H2SO4 = 5 Fe2(SO4)3 + 2 MnSO4 + 10(NH4)2SO4 + K2SO4 + 68 H2O
CH2O + HNC = CH2OHCN =>
CH2O + HNC = CH2OHCN
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + KNO3 =>
Pb(NO3)2(aq) + K2CrO4(aq) = PbCrO4(s) + 2 KNO3
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KBiO3 + Mn(NO3)2 + HNO3 = Bi(NO3)2 + KMnO4 + KNO3 + H2O =>
5 KBiO3 + 3 Mn(NO3)2 + 6 HNO3 = 5 Bi(NO3)2 + 3 KMnO4 + 2 KNO3 + 3 H2O
K2SO4 + C = K2S + CO = K2S + CaCO3 = CaS + K2CO =>
K2SO4 + 4 C = K2S + 4 CO
Al2(CO3)3 + HCl = Al(Cl)3 + CO2 + H2O =>
Al2(CO3)3 + 6 HCl = 2 Al(Cl)3 + 3 CO2 + 3 H2O
C6H6O3 = C5H6O2 + CO =>
C6H6O3 = C5H6O2 + CO
C2 + H = CH2 =>
C2 + 4 H = 2 CH2
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4(s) + NaNO3(aq) =>
Cr(NO3)3(aq) + Na3PO4(aq) = CrPO4(s) + 3 NaNO3(aq)
Na2SO4 + BaCl2 = BaSO4 + NaCl(s) =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl(s)
KClO + H = KCl + H2O =>
KClO + 2 H = KCl + H2O
(NH4)2S2O8 + (C5H5N) + AgNO3 = (Ag(C5H5N)4)S2O8 + NH4 + NO3 =>
(NH4)2S2O8 + 4(C5H5N) + AgNO3 = (Ag(C5H5N)4)S2O8 + 2 NH4 + NO3
Na2CO3(s) = CO2 + Na2O =>
Na2CO3(s) = CO2 + Na2O
C7H5NO4 + Zn + HCl = C7H8NO2Cl + ZnCl + H2O =>
C7H5NO4 + 6 Zn + 7 HCl = C7H8NO2Cl + 6 ZnCl + 2 H2O
NaP + BaN = NaN + BaP =>
NaP + BaN = NaN + BaP
Fe + HNO3 = Fe(NO3)2 + NO2 + H2O =>
Fe + 4 HNO3 = Fe(NO3)2 + 2 NO2 + 2 H2O
H2S + H2O = SH + H3O =>
H2S + H2O = SH + H3O
Hg(NO3)2(aq) + KI(aq) = HgI2(aq) + KNO3(aq) =>
Hg(NO3)2(aq) + 2 KI(aq) = HgI2(aq) + 2 KNO3(aq)
C2H6O + H2O = C2H2 + H6O2 =>
C2H6O + H2O = C2H2 + H6O2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/23
Équations équilibrées sur12/23/22
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