| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Na + 2 HCl = 2 NaCl + H2
Al + HCl2 = AlCl3 + H2 =>
4 Al + 6 HCl2 = 4 AlCl3 + 3 H2
K2Cr2O7 + K2SO3 + H2O = K2SO4 + KOH + Cr2O3 =>
K2Cr2O7 + 3 K2SO3 + H2O = 3 K2SO4 + 2 KOH + Cr2O3
Fe(CO)3(P(C6H5)3)2 + HBF4 = [HFe(CO)3(P(C6H5)3)2]BF4 =>
Fe(CO)3(P(C6H5)3)2 + HBF4 = [HFe(CO)3(P(C6H5)3)2]BF4
Na2S2O3 + KMnO4 + H2SO4 = H2O + K2SO4 + MnSO4 + NaHSO4 =>
5 Na2S2O3 + 8 KMnO4 + 12 H2SO4 = 7 H2O + 4 K2SO4 + 8 MnSO4 + 10 NaHSO4
AlCl3(s) = Al(s) + Cl(s) =>
AlCl3(s) = Al(s) + 3 Cl(s)
CaO + NH3 = H2O + N2 + Ca =>
3 CaO + 2 NH3 = 3 H2O + N2 + 3 Ca
CaCO3 + HBr = CaBr2H2O + CO2 =>
CaCO3 + 2 HBr = CaBr2H2O + CO2
HC2O4{-} + H2O = C2O4{2-} + H3O{+} =>
HC2O4{-} + H2O = C2O4{2-} + H3O{+}
C3H7Cl + NaOH = C3H6 + H2O + NaCl =>
C3H7Cl + NaOH = C3H6 + H2O + NaCl
MnO4{-}1 + SO3{-}2 + H{+} = Mn{+} + SO4{-}2 + H2O =>
MnO4{-}1 + 3 SO3{-}2 + 2 H{+} = Mn{+} + 3 SO4{-}2 + H2O
CuO + P2O5 = Cu3(PO4)2 =>
3 CuO + P2O5 = Cu3(PO4)2
AgBr(aq) + CuBr(aq) = CuBr2(aq) + Ag(s) =>
AgBr(aq) + CuBr(aq) = CuBr2(aq) + Ag(s)
HNO3 + FeS = Fe(NO3)3 + Fe2(SO4)3 + NO + H2O =>
12 HNO3 + 3 FeS = Fe(NO3)3 + Fe2(SO4)3 + 9 NO + 6 H2O
SiF4(cr) + H2O = H2SiF6(aq) + H2SiO3(cr) =>
3 SiF4(cr) + 3 H2O = 2 H2SiF6(aq) + H2SiO3(cr)
CH3COOCH2CH2 + H2O = CH3COOH + CH3CH2OH =>
4 CH3COOCH2CH2 + 5 H2O = 5 CH3COOH + 3 CH3CH2OH
Al2O3 + Fe(g) = Fe3O4 + Al =>
4 Al2O3 + 9 Fe(g) = 3 Fe3O4 + 8 Al
MgO + NO2 = MgNO3 =>
MgO + NO2 = MgNO3
SICl4(l) + H2O(l) = SIO2(s) + HCl(aq) =>
SICl4(l) + 2 H2O(l) = SIO2(s) + 4 HCl(aq)
Ca + LiOH = Ca(OH)2 + Li2 =>
Ca + 2 LiOH = Ca(OH)2 + Li2
Hg(CN)2 = (CN)2 + Hg =>
Hg(CN)2 = (CN)2 + Hg
LiOH + NaCl = LiCl + NaOH =>
LiOH + NaCl = LiCl + NaOH
W(CN)6 + BeSO3 = W(SO3)3 + Be(CN)2 =>
W(CN)6 + 3 BeSO3 = W(SO3)3 + 3 Be(CN)2
AI(NO3)3 = AIN3O6 + O2 =>
2 AI(NO3)3 = 2 AIN3O6 + 3 O2
Al(s) + H2SO4(g) = H2(g) + Al2(SO4)3 =>
2 Al(s) + 3 H2SO4(g) = 3 H2(g) + Al2(SO4)3
SbBr3 + Na2S = Sb2S3 + NaBr =>
2 SbBr3 + 3 Na2S = Sb2S3 + 6 NaBr
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
Li(AlH4) + H2O = Li{+} + OH{-} + Al2O3 + H2 =>
2 Li(AlH4) + 5 H2O = 2 Li{+} + 2 OH{-} + Al2O3 + 8 H2
NH4ClO4 + C6H12N4 = CO2 + H2O + Cl2 + N2 =>
18 NH4ClO4 + 2 C6H12N4 = 12 CO2 + 48 H2O + 9 Cl2 + 13 N2
C2H5OH + KBr + H2SO4 = C2H5Br + K2SO4 + H2O =>
2 C2H5OH + 2 KBr + H2SO4 = 2 C2H5Br + K2SO4 + 2 H2O
Xe + RhF6 = XeRhF6 =>
Xe + RhF6 = XeRhF6
CuFeS2 + SiO2 + O2 = Cu2S + FeSiO3 + SO2 =>
2 CuFeS2 + 2 SiO2 + 4 O2 = Cu2S + 2 FeSiO3 + 3 SO2
Al(CH3CO2)3 + Ba(H2PO4)2 = Al2(HPO4)3 + BaHPO4 + CH3CO2H =>
2 Al(CH3CO2)3 + 3 Ba(H2PO4)2 = Al2(HPO4)3 + 3 BaHPO4 + 6 CH3CO2H
FeNO3 + NH4CO3 = FeCO3 + NH4NO3 =>
FeNO3 + NH4CO3 = FeCO3 + NH4NO3
Fe(MnO4)3 + Rb2C4H4O6 = Fe2(C4H4O6)3 + RbMnO4 =>
2 Fe(MnO4)3 + 3 Rb2C4H4O6 = Fe2(C4H4O6)3 + 6 RbMnO4
(C6H5)2SiN2(C4H10)2 + C4H9Li = (C6H5)2SiN2(C4H9)2Li2 + C4H10 =>
(C6H5)2SiN2(C4H10)2 + 2 C4H9Li = (C6H5)2SiN2(C4H9)2Li2 + 2 C4H10
Mg{2+} + S{2-} = MgS =>
Mg{2+} + S{2-} = MgS
KCl + H2S = K2S + HCl =>
2 KCl + H2S = K2S + 2 HCl
FeCl3 + Br(OH)2 = Fe(OH)3 + BrCl2 =>
2 FeCl3 + 3 Br(OH)2 = 2 Fe(OH)3 + 3 BrCl2
N2O(s) + H2O(l) = N(OH) =>
N2O(s) + H2O(l) = 2 N(OH)
C5H8 + HBr + H2O2 = C5H11Br2 + O2 =>
2 C5H8 + 4 HBr + H2O2 = 2 C5H11Br2 + O2
Mg(OH)2(s) + HClO3(aq) = Mg(ClO3)2(s) + H2O(l) =>
Mg(OH)2(s) + 2 HClO3(aq) = Mg(ClO3)2(s) + 2 H2O(l)
(NH4)2SO4(s) + NaOH(ac) = Na2SO4(ac) + H2O(l) + NH3(g) =>
(NH4)2SO4(s) + 2 NaOH(ac) = Na2SO4(ac) + 2 H2O(l) + 2 NH3(g)
K3Co(NO2)6 + MnO4{-} + H{+} = K{+} + Co{+2} + Mn{+2} + NO3{-} + H2O =>
5 K3Co(NO2)6 + 11 MnO4{-} + 28 H{+} = 15 K{+} + 5 Co{+2} + 11 Mn{+2} + 30 NO3{-} + 14 H2O
Br2 + KI(aq) = I2(aq) + KBr(aq) =>
Br2 + 2 KI(aq) = I2(aq) + 2 KBr(aq)
C9H20 + H2O = CH4 + CO2 =>
C9H20 + 4 H2O = 7 CH4 + 2 CO2
(NH4)2Cr2O7 + Ba(OH)2 = NH3 + H2O + BaCr2O7 =>
(NH4)2Cr2O7 + Ba(OH)2 = 2 NH3 + 2 H2O + BaCr2O7
CH3COO{-} + O2 + H{+} = CO2 + H2O =>
CH3COO{-} + 2 O2 + H{+} = 2 CO2 + 2 H2O
NaOH + C9H10O2 = NaC7H5O2 + C2H5OH =>
NaOH + C9H10O2 = NaC7H5O2 + C2H5OH
KNO3 + H2SO4 = HNO3 + KHSO4 =>
KNO3 + H2SO4 = HNO3 + KHSO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/23/24
Équations équilibrées sur12/23/23
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