| Équations équilibrées la veille | Équations équilibrées le lendemain |
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Fe + PbC2H3O2 = Fe(C2H3O2)3 + Pb =>
Fe + 3 PbC2H3O2 = Fe(C2H3O2)3 + 3 Pb
(CH3)3N + H2SO4 = ((CH3)3NH) + SO4 =>
2(CH3)3N + H2SO4 = 2((CH3)3NH) + SO4
(COOK)2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CO2 + H2O =>
3(COOK)2 + K2Cr2O7 + 7 H2SO4 = Cr2(SO4)3 + 4 K2SO4 + 6 CO2 + 7 H2O
SrCO3 + Cr2O3 + Ta2O5 = Sr2CrTaO6 + CO2 =>
4 SrCO3 + Cr2O3 + Ta2O5 = 2 Sr2CrTaO6 + 4 CO2
Ca + HNO3 + HCl = CaCl2 + NO2 + H2O =>
Ca + 2 HNO3 + 2 HCl = CaCl2 + 2 NO2 + 2 H2O
Br + P = PBr3 =>
3 Br + P = PBr3
C7H8O + KMnO4 = C7H5O2K + MnO2 + H2O + KOH =>
3 C7H8O + 4 KMnO4 = 3 C7H5O2K + 4 MnO2 + 4 H2O + KOH
Al2O3 + Cl2 = AlCl3 + O2 =>
2 Al2O3 + 6 Cl2 = 4 AlCl3 + 3 O2
Ca3(PO4)2 + H2O = CaHPO4*2H2O + Ca(OH)2 =>
Ca3(PO4)2 + 6 H2O = 2 CaHPO4*2H2O + Ca(OH)2
C2H4O2 + C4H10O2 = C6H12O2 + H2O =>
C2H4O2 + 4 C4H10O2 = 3 C6H12O2 + 4 H2O
Mg(NO3)2 + NH3 + H2O = Mg(OH)2 + NH4NO3 =>
Mg(NO3)2 + 2 NH3 + 2 H2O = Mg(OH)2 + 2 NH4NO3
Fe + CuSO4 = FeSO4 + Cu =>
Fe + CuSO4 = FeSO4 + Cu
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
H3PO2 + CuSO4 + H2O = H3PO3 + H2SO4 + CuH =>
3 H3PO2 + 2 CuSO4 + 3 H2O = 3 H3PO3 + 2 H2SO4 + 2 CuH
CoSO4 + NaOH = Co(OH)2 + Na2SO4 =>
CoSO4 + 2 NaOH = Co(OH)2 + Na2SO4
Pb(NO3)2 + NH4I = PbI4 + (NH4)2NO3 =>
Pb(NO3)2 + 4 NH4I = PbI4 + 2(NH4)2NO3
Na2CO3(ac) + HCl(ac) = CO3(HCl)2 + Na(HCl)2 =>
Na2CO3(ac) + 6 HCl(ac) = CO3(HCl)2 + 2 Na(HCl)2
H2 + KMnO4 = KOH + MnO(OH)2 =>
3 H2 + 2 KMnO4 = 2 KOH + 2 MnO(OH)2
Na5H5C5O15 + HCl = NaCl + CO2 + H2O =>
Na5H5C5O15 + 5 HCl = 5 NaCl + 5 CO2 + 5 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C12H56 + O2 = CO2 + H2O =>
C12H56 + 26 O2 = 12 CO2 + 28 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na(ClO) + KI = NaI + K(ClO) =>
Na(ClO) + KI = NaI + K(ClO)
Li2(CrO4) + Fe(Cl3)3 = Li(Cl3) + Fe2(CrO4)3 =>
3 Li2(CrO4) + 2 Fe(Cl3)3 = 6 Li(Cl3) + Fe2(CrO4)3
Ca2Si + Cl2 = CaCl2 + SiCl4 =>
Ca2Si + 4 Cl2 = 2 CaCl2 + SiCl4
SO3{2-} + H2O = S2O4{2-} + OH{-} + O2 =>
4 SO3{2-} + 2 H2O = 2 S2O4{2-} + 4 OH{-} + O2
Ba(CH3COO)2 + Na3PO4 = Ba3(PO4)2 + CH3COONa =>
3 Ba(CH3COO)2 + 2 Na3PO4 = Ba3(PO4)2 + 6 CH3COONa
NaCl + H2O = Na2O + Cl2 + H2 =>
2 NaCl + H2O = Na2O + Cl2 + H2
Si20H12 + SiH4 = Si2H6 =>
Si20H12 + 48 SiH4 = 34 Si2H6
K3N + (NH4)2O = K2O + (NH4)3N =>
2 K3N + 3(NH4)2O = 3 K2O + 2(NH4)3N
Na2CO3 + HC2H3O2(aq) = CO2 + H2O + NaC2H3O2 =>
Na2CO3 + 2 HC2H3O2(aq) = CO2 + H2O + 2 NaC2H3O2
S + KClO3 + KOH = KCl + K2SO3 + H2O =>
3 S + 2 KClO3 + 6 KOH = 2 KCl + 3 K2SO3 + 3 H2O
H2Cr2O7 + C2H4O + H2SO4 = Cr2(SO4)3 + C2H4O2 + H2O =>
H2Cr2O7 + 3 C2H4O + 3 H2SO4 = Cr2(SO4)3 + 3 C2H4O2 + 4 H2O
Zn(s) + H2SO4(aq) = Zn2SO4(aq) + H(aq) =>
2 Zn(s) + H2SO4(aq) = Zn2SO4(aq) + 2 H(aq)
NH4Cl + NaAlO2 + H2O = Al(OH)3 + NH3 + NaCl =>
NH4Cl + NaAlO2 + H2O = Al(OH)3 + NH3 + NaCl
Cr2O7{2-} + C2H6O + H3O{+} = Cr{3+} + C2O2H4 + H2O =>
2 Cr2O7{2-} + 3 C2H6O + 16 H3O{+} = 4 Cr{3+} + 3 C2O2H4 + 27 H2O
HI + Li = LiI + H =>
HI + Li = LiI + H
(b)(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + H2O(g) =>
(b)(NH4)2Cr2O7(s) = Cr2O3(s) + N2(g) + 4 H2O(g)
Fe(OH)3 + H2SO3 = Fe2SO3 + H(OH)3 =>
2 Fe(OH)3 + H2SO3 = Fe2SO3 + 2 H(OH)3
C2H6O + CH3COOH = CH3CH2COOCH3 + H2O =>
C2H6O + CH3COOH = CH3CH2COOCH3 + H2O
C2H3COOH + C3H7OH = CH3COOC3H7 + H2O =>
2 C2H3COOH + 3 C3H7OH = 3 CH3COOC3H7 + H2O
Pb(s) + PbO2(s) + H2SO4(aq) = PbSO4(s) + H2O =>
Pb(s) + PbO2(s) + 2 H2SO4(aq) = 2 PbSO4(s) + 2 H2O
HOCH2CH2OH = C2H2 + H2O =>
HOCH2CH2OH = C2H2 + 2 H2O
Zn2{+} + SnSO4 = ZnSO4 + Sn2{+} =>
Zn2{+} + 2 SnSO4 = 2 ZnSO4 + Sn2{+}
Cu(NO3)2 + Na + O + H = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 Na + 2 O + 2 H = Cu(OH)2 + 2 NaNO3
NaHCO3 + HCl = NaH + ClHCO3 =>
NaHCO3 + HCl = NaH + ClHCO3
(NH4)3PO4 + HCl = (NH4)Cl + H3PO4 =>
(NH4)3PO4 + 3 HCl = 3(NH4)Cl + H3PO4
KMnO4 + C6H11C2H5 + H2O = KOH + MnO2 + C6H11CH2CH3(OH)2 =>
2 KMnO4 + 3 C6H11C2H5 + 4 H2O = 2 KOH + 2 MnO2 + 3 C6H11CH2CH3(OH)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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