| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Cl5 + 10 H5 = Cl20H50
C3 + Cr2O9 = Cr2O3 + CO2 =>
C3 + Cr2O9 = Cr2O3 + 3 CO2
Ag2C = Ag + C2 =>
2 Ag2C = 4 Ag + C2
BaCl2 + HCl = Ba(H)2 + Cl =>
BaCl2 + 2 HCl = Ba(H)2 + 4 Cl
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
KMnO4 + NaCl + H2SO4 = Cl2 + K2SO4 + MnSO4 + H2O + Na2SO4 =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 5 Cl2 + K2SO4 + 2 MnSO4 + 8 H2O + 5 Na2SO4
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
NH4Cl + Ba(NO2)2 = BaCl2 + NH4NO2 =>
2 NH4Cl + Ba(NO2)2 = BaCl2 + 2 NH4NO2
PbNO + KBr = PbBrKNO =>
PbNO + KBr = PbBrKNO
F + K3P = FP + K =>
F + K3P = FP + 3 K
Ag3Sn + Hg(l) = Ag2Hg3 + Sn7Hg =>
14 Ag3Sn + 65 Hg(l) = 21 Ag2Hg3 + 2 Sn7Hg
Fe2 + [Fe(Cn)6] = Fe[Fe(Cn)6] =>
Fe2 + 2[Fe(Cn)6] = 2 Fe[Fe(Cn)6]
K2S + ZnCl2 = K2Cl2 + ZnS =>
K2S + ZnCl2 = K2Cl2 + ZnS
AlOH + H2SO4 = Al2SO4 + H2O =>
2 AlOH + H2SO4 = Al2SO4 + 2 H2O
[Cu(NH3)4]SO4H2O + C2H5OH = Cu[(NH3)4](OH)2H2O + (C2H5)2SO4 =>
[Cu(NH3)4]SO4H2O + 2 C2H5OH = Cu[(NH3)4](OH)2H2O + (C2H5)2SO4
As(s) + Cl2(g) = AsCl2(s) =>
As(s) + Cl2(g) = AsCl2(s)
Sn(NO3)2 + Pb = Pb(NO3) + Sn =>
Sn(NO3)2 + 2 Pb = 2 Pb(NO3) + Sn
Cr + HSO3 + H{+} = S + H2O + Cr{+3} =>
5 Cr + 3 HSO3 + 15 H{+} = 3 S + 9 H2O + 5 Cr{+3}
Fe + HNO3(cc) = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3(cc) = Fe(NO3)3 + NO + 2 H2O
Fe2O3 + CO2 = Fe2(CO3)3 =>
Fe2O3 + 3 CO2 = Fe2(CO3)3
CO2 + I2 = I2O5 + CO =>
5 CO2 + I2 = I2O5 + 5 CO
CsNO3 = Cs + O2 + N2 =>
2 CsNO3 = 2 Cs + 3 O2 + N2
HBr(aq) + Mg(s) = H2(q) + MgBr2(aq) =>
2 HBr(aq) + Mg(s) = H2(q) + MgBr2(aq)
Ca(OH)2 = Ca{2+} + OH{-} =>
Ca(OH)2 = Ca{2+} + 2 OH{-}
Na(s) + H2O(l) = NaO + H2 =>
Na(s) + H2O(l) = NaO + H2
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3(CH2)4CH3 + H2SO4 = CH3(CH2)4CHO2 + H4SO2 =>
CH3(CH2)4CH3 + H2SO4 = CH3(CH2)4CHO2 + H4SO2
K4Fe(CN)6 + ZnS = Zn2Fe(CN)6 + K2S =>
K4Fe(CN)6 + 2 ZnS = Zn2Fe(CN)6 + 2 K2S
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Fe3(NO3)3 + NaSCN = Fe(SCN)3 + Na3NO3 =>
Fe3(NO3)3 + 9 NaSCN = 3 Fe(SCN)3 + 3 Na3NO3
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
KCr2O7 + NaCl + H2SO4 = Cl2 + K2SO4 + Cr2(SO4)3 + H2O + Na2SO4 =>
2 KCr2O7 + 14 NaCl + 14 H2SO4 = 7 Cl2 + K2SO4 + 2 Cr2(SO4)3 + 14 H2O + 7 Na2SO4
CH4 + H2S = CS2 + H2 =>
CH4 + 2 H2S = CS2 + 4 H2
Al + H2Te = Al2Te3 + H2 =>
2 Al + 3 H2Te = Al2Te3 + 3 H2
HCl + Mg = H2 + MgCl2 =>
2 HCl + Mg = H2 + MgCl2
SiF4 + H2O = H2SiF6 + H2 + SiO3 =>
3 SiF4 + 3 H2O = 2 H2SiF6 + H2 + SiO3
S2O3 + OCl = SO4 + Cl =>
S2O3 + 5 OCl = 2 SO4 + 5 Cl
CH3(CH)7CH3(l) + O2(g) = CO2(g) + H2O(g) =>
4 CH3(CH)7CH3(l) + 49 O2(g) = 36 CO2(g) + 26 H2O(g)
AgNO3 + Kl = Ag + NO3Kl =>
AgNO3 + Kl = Ag + NO3Kl
Hg + HCl = HgCl + H =>
Hg + HCl = HgCl + H
Ni(OH)2 + Br2 + H2SO4 = NiSO4 + HBr + O2 =>
Ni(OH)2 + 2 Br2 + H2SO4 = NiSO4 + 4 HBr + O2
Pb(NO3)4 + ZnSO4 = Pb(SO4)2 + Zn(NO3)2 =>
Pb(NO3)4 + 2 ZnSO4 = Pb(SO4)2 + 2 Zn(NO3)2
Al + NO3{-} + H2O = Al(OH)4{-} + NH3 + H{+} =>
8 Al + 3 NO3{-} + 23 H2O = 8 Al(OH)4{-} + 3 NH3 + 5 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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