| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NO + 2 SO2 = 2 SO3 + N2
C6H6 + C2H7N = C9H13N + CH4 =>
11 C6H6 + 9 C2H7N = 9 C9H13N + 3 CH4
NO3 + H2S = N2 + SO4 + H2O =>
10 NO3 + 6 H2S = 5 N2 + 6 SO4 + 6 H2O
FeCl3 + (NaOH) = Fe(OH)3 + NaCl =>
FeCl3 + 3(NaOH) = Fe(OH)3 + 3 NaCl
H3C6H5O7 + CH3NH2 = H2C6H5O7 + CH3NH3 =>
H3C6H5O7 + CH3NH2 = H2C6H5O7 + CH3NH3
O2 + Li3P = Li2O + P2O5 =>
4 O2 + 2 Li3P = 3 Li2O + P2O5
C2H5OH + P2O5 = C2H4 + HPO3 =>
C2H5OH + P2O5 = C2H4 + 2 HPO3
NCl3 + H2O = Cl2O + NH3 =>
2 NCl3 + 3 H2O = 3 Cl2O + 2 NH3
Fe + O = Fe3O4 =>
3 Fe + 4 O = Fe3O4
H3(PO3) + NaOH = Na3(PO3) + H2O =>
H3(PO3) + 3 NaOH = Na3(PO3) + 3 H2O
C6H5NH2 + Br2 = C6H2Br3NH3 + HBr =>
2 C6H5NH2 + 5 Br2 = 2 C6H2Br3NH3 + 4 HBr
CH2(OH)CH2(OH) + Cr2O7{-} + H{+} = (COOH)2 + Cr{+3} + H2O =>
7 CH2(OH)CH2(OH) + 8 Cr2O7{-} + 56 H{+} = 7(COOH)2 + 16 Cr{+3} + 42 H2O
Fe{+2} + MnO4{-} + H3O{+} = Mn{+2} + H2O + Fe{+3} =>
5 Fe{+2} + MnO4{-} + 8 H3O{+} = Mn{+2} + 12 H2O + 5 Fe{+3}
HCl + Sr = H2 + SrCl2 =>
2 HCl + Sr = H2 + SrCl2
Cu(C2H3O2)2 + Li2 = Cu2 + Li(C2H3O2) =>
2 Cu(C2H3O2)2 + 2 Li2 = Cu2 + 4 Li(C2H3O2)
CH2CHCH2Cl + KMnO4 + H2O = MnO2 + CH(OH)C(OH)CH2Cl + KOH =>
3 CH2CHCH2Cl + 4 KMnO4 + 2 H2O = 4 MnO2 + 3 CH(OH)C(OH)CH2Cl + 4 KOH
MnO4 + H2SO3 = Mn{2+} + SO4{2-} + H2O + H{+} =>
MnO4 + 3 H2SO3 = Mn{2+} + 3 SO4{2-} + H2O + 4 H{+}
C6H5COOK + CuSO4 = Cu(C6H5COO)2 + K2SO4 =>
2 C6H5COOK + CuSO4 = Cu(C6H5COO)2 + K2SO4
FeO + CO = CO2 + Fe =>
FeO + CO = CO2 + Fe
CaCl2 + NaNO3 = Ca(NO3)2 + NaCl =>
CaCl2 + 2 NaNO3 = Ca(NO3)2 + 2 NaCl
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
LiHS + NaOH = Li2S + Na2S + H2O =>
2 LiHS + 2 NaOH = Li2S + Na2S + 2 H2O
Na2SO3 + SnCl2 + HCl = NaCl + SnCl4 + S + H2O =>
Na2SO3 + 2 SnCl2 + 6 HCl = 2 NaCl + 2 SnCl4 + S + 3 H2O
Al + CaS = AlS + Ca =>
Al + CaS = AlS + Ca
carbonmonoxide + hydrogen = CH3OH =>
CO + 2 H2 = CH3OH
OH + KBr + H2SO4 = Br2 + K2SO4 + H2O =>
2 OH + 2 KBr + H2SO4 = Br2 + K2SO4 + 2 H2O
Al + Br2 = AlBr3 =>
2 Al + 3 Br2 = 2 AlBr3
HNO3 + Cu(OH)2 = Cu(NO3)2 + H2O =>
2 HNO3 + Cu(OH)2 = Cu(NO3)2 + 2 H2O
NiC2O4*2H20(s) + O2(g) = NiO(s) + H2O(g) + CO2(g) =>
2 NiC2O4*2H20(s) + 21 O2(g) = 2 NiO(s) + 40 H2O(g) + 4 CO2(g)
KClO3 = Cl + K + O3 =>
KClO3 = Cl + K + O3
NO3{-} + H{+} + Mn = NO + H2O + Mn2{+} =>
NO3{-} + 4 H{+} + 6 Mn = NO + 2 H2O + 3 Mn2{+}
C6H6COOH + HCO3 = H2O + CO2 =>
C6H6COOH + 31 HCO3 = 19 H2O + 38 CO2
Mg(NO3)2 + HCl = H(NO3) + Mg(Cl)2 =>
Mg(NO3)2 + 2 HCl = 2 H(NO3) + Mg(Cl)2
H3CCH2OH + Cr2O7{2-} + H{+} = Cr{3+} + H2O + H3CCOH =>
3 H3CCH2OH + Cr2O7{2-} + 8 H{+} = 2 Cr{3+} + 7 H2O + 3 H3CCOH
(K3[Al(C2O4)3]3H2O) = K2CO3 + Al2O3 + CO + CO2 + H2O =>
2(K3[Al(C2O4)3]3H2O) = 3 K2CO3 + 3 Al2O3 + 12 CO + 21 CO2 + 2 H2O
Mn2O3 + HCl = Cl + MnCl2 + H2O =>
Mn2O3 + 6 HCl = 2 Cl + 2 MnCl2 + 3 H2O
[NH4]2HPO4 + NaOH = NH3 + H2O + Na3PO4 =>
[NH4]2HPO4 + 3 NaOH = 2 NH3 + 3 H2O + Na3PO4
C4H9SO3 + O3 = CO2 + SO2 + H2O =>
6 C4H9SO3 + 23 O3 = 24 CO2 + 6 SO2 + 27 H2O
K2S + CuBr2 = K2Br2 + CuS =>
K2S + CuBr2 = K2Br2 + CuS
NH3 + Ca3(PO4)2 = N(PO4) + CaH2 =>
2 NH3 + Ca3(PO4)2 = 2 N(PO4) + 3 CaH2
Mg + Al(No3)3 = Mg(No3)2 + Al =>
3 Mg + 2 Al(No3)3 = 3 Mg(No3)2 + 2 Al
CH3COOH + CuO = Cu(CH2COO) + H2O =>
CH3COOH + CuO = Cu(CH2COO) + H2O
H2CrO4 + NH3*H2O = (NH4)2Cr2O7 + H2O =>
2 H2CrO4 + 2 NH3*H2O = (NH4)2Cr2O7 + 3 H2O
Cu(NH3)4 + HCl = CuCl2 + NH4 + Cl2 =>
Cu(NH3)4 + 4 HCl = CuCl2 + 4 NH4 + Cl2
Y(OH)3 + H2SO4 = Y2(SO4)3 + H2O =>
2 Y(OH)3 + 3 H2SO4 = Y2(SO4)3 + 6 H2O
Al2(SO4)3 + KHCO3 = Al(OH)3 + K2SO4 + CO2 =>
Al2(SO4)3 + 6 KHCO3 = 2 Al(OH)3 + 3 K2SO4 + 6 CO2
C4H8 + HBr = C4H8Br + H2 =>
2 C4H8 + 2 HBr = 2 C4H8Br + H2
NH3(g) + O2(g) = NO(g) + H2O(l) =>
4 NH3(g) + 5 O2(g) = 4 NO(g) + 6 H2O(l)
NH3(aq) + HI(aq) = NH4(aq) + I2(g) =>
2 NH3(aq) + 2 HI(aq) = 2 NH4(aq) + I2(g)
AgCl + FeO = Ag2O + FeCl2 =>
2 AgCl + FeO = Ag2O + FeCl2
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Équations équilibrées sur04/21/25
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