| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ba + 2 H2 = BaH4
FeCl3 + H2SO4 + Zn = FeSO4 + H2 + ZnCl2 =>
2 FeCl3 + 2 H2SO4 + 3 Zn = 2 FeSO4 + 2 H2 + 3 ZnCl2
NaHCO3 + H3C6HsO7 = CO2 + H2O + Na3C6HsO7 =>
3 NaHCO3 + H3C6HsO7 = 3 CO2 + 3 H2O + Na3C6HsO7
K2CrO4 + Ba = BaK2 + CrO4 =>
K2CrO4 + Ba = BaK2 + CrO4
H(subscript)2O + O(subscript)2 = H(subscript)2O(subscript)2 =>
2 H(subscript)2O + O(subscript)2 = 2 H(subscript)2O(subscript)2
FeCl3(l) + NaOH(l) = Fe(OH)3(s) + NaCl(s) =>
FeCl3(l) + 3 NaOH(l) = Fe(OH)3(s) + 3 NaCl(s)
C3H5(OH)3 + Na = C3H5OH(ONa)2 + H2 =>
C3H5(OH)3 + 2 Na = C3H5OH(ONa)2 + H2
Na2CO3(s) + AgNO3 = Ag2CO3 + NaNO3 =>
Na2CO3(s) + 2 AgNO3 = Ag2CO3 + 2 NaNO3
Cu2Se + H2 = Cu + H2Se =>
Cu2Se + H2 = 2 Cu + H2Se
Zn + Cu(OH)2 = Zn(OH)4 + Cu =>
Zn + 2 Cu(OH)2 = Zn(OH)4 + 2 Cu
HN2 + O2 = NO + H2O =>
4 HN2 + 5 O2 = 8 NO + 2 H2O
MnO4{-} + Sn2{+} = Mn2{+} + Sn4{+} + O2 =>
2 MnO4{-} + 6 Sn2{+} = Mn2{+} + 3 Sn4{+} + 4 O2
H3AsO4 + Te = HAsO2 + H2O + TeO4{-} + H{+} =>
7 H3AsO4 + 2 Te = 7 HAsO2 + 6 H2O + 2 TeO4{-} + 2 H{+}
F2 + Ga = FGa =>
F2 + 2 Ga = 2 FGa
Zn + Ca(OH)2 = Zn(OH)3 + Ca =>
2 Zn + 3 Ca(OH)2 = 2 Zn(OH)3 + 3 Ca
K2O2 + H2O = O2 + HKO =>
2 K2O2 + 2 H2O = O2 + 4 HKO
CoBr2(s) = Co + Br2 =>
CoBr2(s) = Co + Br2
K[Al(OH)4] + H2SO4 = Al(OH)3 + H2O + K2SO4 =>
2 K[Al(OH)4] + H2SO4 = 2 Al(OH)3 + 2 H2O + K2SO4
Na2SO4 + C + CaCO3 = CaS + Na2CO3 + CO =>
Na2SO4 + 4 C + CaCO3 = CaS + Na2CO3 + 4 CO
NaHSO5 + HAuCl4 + H2O = NaHSO6 + HCl + Au =>
3 NaHSO5 + 2 HAuCl4 + 3 H2O = 3 NaHSO6 + 8 HCl + 2 Au
KBr + Ca = KCa + Br =>
KBr + Ca = KCa + Br
K3SO3 + H2SO4 = K3S2 + O6 + H2O =>
K3SO3 + H2SO4 = K3S2 + O6 + H2O
Fe2(SO4)3 + AgCH3COO = Ag2SO4 + Fe(CH3COO)3 =>
Fe2(SO4)3 + 6 AgCH3COO = 3 Ag2SO4 + 2 Fe(CH3COO)3
H2O2 + FeCl3 = FeCl2 + H2ClO2 =>
H2O2 + FeCl3 = FeCl2 + H2ClO2
H + O = H3O =>
3 H + O = H3O
KMnO4 + H2SO4 = MnO2 + H2O + K2(SO)43 + O2 =>
2 KMnO4 + 43 H2SO4 = 2 MnO2 + 43 H2O + K2(SO)43 + 45 O2
HMnO4 + NO2 + H2O = Mn(NO3)2 + HNO3 =>
HMnO4 + 5 NO2 + H2O = Mn(NO3)2 + 3 HNO3
PB(NO3)2 + K2CO3 = PBCO3 + KNO3 =>
PB(NO3)2 + K2CO3 = PBCO3 + 2 KNO3
NH3 + HClO = NH3Cl + HO =>
NH3 + HClO = NH3Cl + HO
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
K2Cr2O7 + NaNO2 + H2SO4 = NaNO3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = 3 NaNO3 + Cr2(SO4)3 + K2SO4 + 4 H2O
C2H2 + HOH = CH3CHO =>
C2H2 + HOH = CH3CHO
GeO2 + H2O = Ge(OH)4 =>
GeO2 + 2 H2O = Ge(OH)4
PB(NO3)2 + KCl = PBCl2 + KNO3 =>
PB(NO3)2 + 2 KCl = PBCl2 + 2 KNO3
Cr2 + KNO3 + Na2CO3 = Na2CrO4 + KNO + CO2 =>
Cr2 + 3 KNO3 + 2 Na2CO3 = 2 Na2CrO4 + 3 KNO + 2 CO2
C2H5OC2H5 + Na = H2 + C2H4 + C2H5ONa =>
2 C2H5OC2H5 + 2 Na = H2 + 2 C2H4 + 2 C2H5ONa
K2O + H2S = K2S + H2O =>
K2O + H2S = K2S + H2O
NO3{-} + FeS2 + H{+} = Fe{2+} + SO4{2-} + N2 + H2O =>
14 NO3{-} + 5 FeS2 + 4 H{+} = 5 Fe{2+} + 10 SO4{2-} + 7 N2 + 2 H2O
Se + HCl = SeCl3 + H2 =>
2 Se + 6 HCl = 2 SeCl3 + 3 H2
NaBr + Cl2 + H2O = NaBrO3 + HCl =>
NaBr + 3 Cl2 + 3 H2O = NaBrO3 + 6 HCl
Ca(NO3)2 + H3PO4 = Ca3(PO4)2 + HNO3 =>
3 Ca(NO3)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HNO3
Mg3N2 + KOH = Mg(OH)2 + K3N =>
Mg3N2 + 6 KOH = 3 Mg(OH)2 + 2 K3N
Ca + AgN = CaN + Ag =>
Ca + AgN = CaN + Ag
RaO + HOH = Ra(OH)2 =>
RaO + HOH = Ra(OH)2
N2(g) + I2(g) = NI3(s) =>
N2(g) + 3 I2(g) = 2 NI3(s)
C4H10O + OH = CO2 + H2O =>
C4H10O + 24 OH = 4 CO2 + 17 H2O
KMnO4 + H2SO4 + CO = K2SO4 + CO2(SO4)3 + MnSO4 + H2O =>
8 KMnO4 + 27 H2SO4 + 5 CO = 4 K2SO4 + 5 CO2(SO4)3 + 8 MnSO4 + 27 H2O
BaSO4(aq) + NaOH(aq) = Na2SO4 + Ba(OH)2 =>
BaSO4(aq) + 2 NaOH(aq) = Na2SO4 + Ba(OH)2
CU(OH)2 + HNO3 = H2O + CU(NO3)2 =>
CU(OH)2 + 2 HNO3 = 2 H2O + CU(NO3)2
CrO2 + ClO = CrO42 + Cl =>
CrO2 + 40 ClO = CrO42 + 40 Cl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/18/24
Équations équilibrées sur01/17/24
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