| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Fe(OH)3 + 3 H2C2O4 = 2 Fe{3+} + 6 H2O + 3 C2O4{2-}
(CO2H)2 + KOH = KCO3 + H2 =>
(CO2H)2 + 2 KOH = 2 KCO3 + 2 H2
K2Cr2O7 + KI + HCl = CrCl3 + I2 + KCl + H2O =>
K2Cr2O7 + 6 KI + 14 HCl = 2 CrCl3 + 3 I2 + 8 KCl + 7 H2O
Zn + HCl = Zn(Cl)2H2 =>
Zn + 2 HCl = Zn(Cl)2H2
C2H5OH + Na2Cr2O7 + H2SO4 = CH3CO2H + Cr2(SO4)2 + Na2SO4 + H2O =>
2 C2H5OH + Na2Cr2O7 + 3 H2SO4 = 2 CH3CO2H + Cr2(SO4)2 + Na2SO4 + 5 H2O
Fe(OH)3 + H2SO4 = Fe2S3O12 + H2O =>
2 Fe(OH)3 + 3 H2SO4 = Fe2S3O12 + 6 H2O
CH2O2 = CO2 + H2 =>
CH2O2 = CO2 + H2
Na2S2O3 + KBrO3 + H2SO4 = Na2S4O6 + K2SO4 + NaHSO4 + Br2 =>
8 Na2S2O3 + 10 KBrO3 + 7 H2SO4 = Na2S4O6 + 5 K2SO4 + 14 NaHSO4 + 5 Br2
C5H3O2 + O2 = CO2 + H2O =>
4 C5H3O2 + 19 O2 = 20 CO2 + 6 H2O
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
HClO4(aq) + K2CO3(aq) = KOH + KCl + CO2 + O2 =>
HClO4(aq) + K2CO3(aq) = KOH + KCl + CO2 + 2 O2
C3H7CH2OH + K2Cr2O7 + H2SO4 = C3H7COOH + Cr2(SO4)3 + H2O + K2SO4 =>
3 C3H7CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 3 C3H7COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
Mn(C2H3O2)2 + K2S = MnS + KC2H3O2 =>
Mn(C2H3O2)2 + K2S = MnS + 2 KC2H3O2
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O =>
Na2CO3 + H2SO4 = Na2SO4 + CO2 + H2O
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Zn2 + CuSO4 = ZnSO4 + Cu2 =>
Zn2 + 2 CuSO4 = 2 ZnSO4 + Cu2
CaCO3 + H3O = Ca + H2CO3 + H2O = Ca2 + CO2 + H2O =>
CaCO3 + 2 H3O = Ca + H2CO3 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
(COONa)2 + CaCl2 = (COO)2Ca + NaCl =>
(COONa)2 + CaCl2 = (COO)2Ca + 2 NaCl
Na2Cl + CaCl = NaCa + Cl2 =>
2 Na2Cl + 4 CaCl = 4 NaCa + 3 Cl2
HCOOC2H5 + O2 = CO2 + H2O =>
2 HCOOC2H5 + 7 O2 = 6 CO2 + 6 H2O
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
HCl + KMnO4 = Cl2 + KCl + MnCl2 + H2O =>
16 HCl + 2 KMnO4 = 5 Cl2 + 2 KCl + 2 MnCl2 + 8 H2O
SnO2 + C = Sn + CO =>
SnO2 + 2 C = Sn + 2 CO
K2O + HBr = H2O + KBr =>
K2O + 2 HBr = H2O + 2 KBr
N{2+} + H{2} = N{+} + H{+3} =>
N{2+} + H{2} = N{+} + H{+3}
Cr{3+} + MnO2 + OH{-} = CrO4{2-} + Mn{2+} + H2O =>
2 Cr{3+} + 3 MnO2 + 4 OH{-} = 2 CrO4{2-} + 3 Mn{2+} + 2 H2O
C10H22 + O2 = CO2 + H2O =>
2 C10H22 + 31 O2 = 20 CO2 + 22 H2O
C3H8O + CrO3 + H2SO4 = Cr2(SO4)3 + C3H6O2 + H2O =>
3 C3H8O + 4 CrO3 + 6 H2SO4 = 2 Cr2(SO4)3 + 3 C3H6O2 + 9 H2O
SO2 + H2 = H2S + H2O =>
SO2 + 3 H2 = H2S + 2 H2O
P2O5 + H2O = (HO)3PO =>
P2O5 + 3 H2O = 2(HO)3PO
KMnO4 + C6H12O6 + KOH = K2MnO4 + C6H11O7K + H2O =>
2 KMnO4 + C6H12O6 + 3 KOH = 2 K2MnO4 + C6H11O7K + 2 H2O
F2 + KBr = BrF3 + K =>
3 F2 + 2 KBr = 2 BrF3 + 2 K
NaNO3 + NaOH = Na2O + HNO3 =>
NaNO3 + NaOH = Na2O + HNO3
Pb + O2 = PbO =>
2 Pb + O2 = 2 PbO
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HNO3 + NaHCO3 = NaNO3 + H2CO3 =>
HNO3 + NaHCO3 = NaNO3 + H2CO3
Al2O3 + KOH = K2Al2O4 + H2O =>
Al2O3 + 2 KOH = K2Al2O4 + H2O
Mg + PbNo3 = MgNo3 + Pb =>
Mg + PbNo3 = MgNo3 + Pb
H(g) + NF3(g) = N(g) + HF =>
3 H(g) + NF3(g) = N(g) + 3 HF
KHSO4 + NH4OH = (NH4)2SO4 + KOH + H2O =>
KHSO4 + 2 NH4OH = (NH4)2SO4 + KOH + H2O
NaNo3 + KCl = NaCl + KNo3 =>
NaNo3 + KCl = NaCl + KNo3
KBr + PbO2 + HNO3 = Br2 + Pb(NO3)2 + KNO3 + H2O =>
2 KBr + PbO2 + 4 HNO3 = Br2 + Pb(NO3)2 + 2 KNO3 + 2 H2O
CaCl2 + NaOH = Ca(OH)2 + NaCl =>
CaCl2 + 2 NaOH = Ca(OH)2 + 2 NaCl
NaOH + HNO3 = NaNO3 + H2O = =>
NaOH + HNO3 = NaNO3 + H2O
(CH3CO)2OH2O = CH3COOH =>
(CH3CO)2OH2O = 2 CH3COOH
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
H2S + O2 = H2SO4 =>
H2S + 2 O2 = H2SO4
CHF = HFC =>
CHF = HFC
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/11/24
Équations équilibrées sur12/11/23
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