| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 8 HNO3(st) = 3 Cu(NO3)2 + 2 NO + 4 H2O
K2CrO4 + K2S + H2SO4 = KHSO4 + Cr(SO3)3 + H2O =>
4 K2CrO4 + 3 K2S + 23 H2SO4 = 14 KHSO4 + 4 Cr(SO3)3 + 16 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
KMnO4 + OH{-} + Na2SO3 = K2MnO4 + Na2MnO4 + SO4{2-} + H2O =>
2 KMnO4 + 2 OH{-} + Na2SO3 = K2MnO4 + Na2MnO4 + SO4{2-} + H2O
CH2O + Ag2O = Ag(CH2) + H2O + C2O =>
8 CH2O + Ag2O = 2 Ag(CH2) + 6 H2O + 3 C2O
AgNO3 + KH2PO4 = AgH2PO4 + KNO3 =>
AgNO3 + KH2PO4 = AgH2PO4 + KNO3
C6H12O + NaOCl = C6H6O + NaCl + H2O =>
C6H12O + 3 NaOCl = C6H6O + 3 NaCl + 3 H2O
(NH4)2CO3(s) = NH3 + H2O + CO2(g) =>
(NH4)2CO3(s) = 2 NH3 + H2O + CO2(g)
B2O3(s) + HF = BF3(s) + H2O =>
B2O3(s) + 6 HF = 2 BF3(s) + 3 H2O
CuS + MnO4{-} + H{+} = Cu2S{2+} + SO2 + Mn{2+} + H2O =>
10 CuS + 6 MnO4{-} + 28 H{+} = 5 Cu2S{2+} + 5 SO2 + 6 Mn{2+} + 14 H2O
Sr + H2O = Sr(OH)2 + H2 =>
Sr + 2 H2O = Sr(OH)2 + H2
H1 + NaOH = Na1 + H2O =>
H1 + NaOH = Na1 + H2O
Na2O + MgCl2 = Na2Cl2 + MgO =>
Na2O + MgCl2 = Na2Cl2 + MgO
SO2 + H2O = SO3H2 =>
SO2 + H2O = SO3H2
CH3CH2CH2OH + HCl + ZnCl2 = CH3CH2CH2ClCl2 + Zn + H2O =>
CH3CH2CH2OH + HCl + ZnCl2 = CH3CH2CH2ClCl2 + Zn + H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Ca + NaOH = Na + Ca(OH)2 =>
Ca + 2 NaOH = 2 Na + Ca(OH)2
PbClF = Pb{+2} + ClF{-2} =>
PbClF = Pb{+2} + ClF{-2}
NaO5 = NaO2 + O2 =>
2 NaO5 = 2 NaO2 + 3 O2
FeCl2 + NaOH = Fe(OH)2 + NaCl =>
FeCl2 + 2 NaOH = Fe(OH)2 + 2 NaCl
Ca(NO3)2 + AlCl3 = CaCl2 + Al(NO3)3 =>
3 Ca(NO3)2 + 2 AlCl3 = 3 CaCl2 + 2 Al(NO3)3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
KNO2 + HI = KI + NO + I2 + H2O =>
2 KNO2 + 4 HI = 2 KI + 2 NO + I2 + 2 H2O
CH3(CH2)5CH3 + O2 = CO2 + H2O =>
CH3(CH2)5CH3 + 11 O2 = 7 CO2 + 8 H2O
C6H12O6 + O2 = CO2(g) + H20(g) =>
5 C6H12O6 + 15 O2 = 30 CO2(g) + 3 H20(g)
H2 + Np2 = H6Np10 =>
3 H2 + 5 Np2 = H6Np10
Ba(NO3)2 + K2SO4 = BaSO4 + KNO3 =>
Ba(NO3)2 + K2SO4 = BaSO4 + 2 KNO3
FeCl3 + KNCS = [Fe(NCS)3] + KCl =>
FeCl3 + 3 KNCS = [Fe(NCS)3] + 3 KCl
KMnO4 + CH3CH2OH + NaOH = CH3COOH + H2O + K2MnO4 + NaMnO4 =>
8 KMnO4 + CH3CH2OH + 4 NaOH = CH3COOH + 3 H2O + 4 K2MnO4 + 4 NaMnO4
Cr(NO3)3(aq) + Na2Se(aq) = Cr2Se3(s) + NaNO3(aq) =>
2 Cr(NO3)3(aq) + 3 Na2Se(aq) = Cr2Se3(s) + 6 NaNO3(aq)
Cu2O + H2O2 = CuO + CuOH =>
2 Cu2O + H2O2 = 2 CuO + 2 CuOH
FeCl3 + H2S = Fe2S3 + HCl =>
2 FeCl3 + 3 H2S = Fe2S3 + 6 HCl
H2S + KCIO3 = S + KCI + H2O =>
3 H2S + KCIO3 = 3 S + KCI + 3 H2O
Ba(OH)2 + CO = BaCO2 + H2O =>
Ba(OH)2 + CO = BaCO2 + H2O
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
CH3CH2CO2H + CH3OH = CH3CH2CO2CH3 + H2O =>
CH3CH2CO2H + CH3OH = CH3CH2CO2CH3 + H2O
N2H2(g) + N2O4(g) = N2(g) + H2O =>
4 N2H2(g) + N2O4(g) = 5 N2(g) + 4 H2O
KNO2 + Cl2 + H2O = HCl + KNO3 =>
KNO2 + Cl2 + H2O = 2 HCl + KNO3
CuP + H2 = Cu + H2P =>
CuP + H2 = Cu + H2P
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
HSO3 + SO4 = SO3 + HSO4 =>
HSO3 + SO4 = SO3 + HSO4
CH3COOH + Na3PO4 = CH3COONa + H3PO4 =>
3 CH3COOH + Na3PO4 = 3 CH3COONa + H3PO4
HNO3 + H{+} + e = NO + H2O =>
HNO3 + 3 H{+} + 3e = NO + 2 H2O
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 + Fe2(SO4)3 =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 7 H2O + K2SO4 + 3 Fe2(SO4)3
H3Po4(aq) + Ba(OH)2(aq) = Ba3(Po4)2 + H2O =>
2 H3Po4(aq) + 3 Ba(OH)2(aq) = Ba3(Po4)2 + 6 H2O
CH3COOH + Mg(OH)2 = Mg(CH3COO)2 + H2O =>
2 CH3COOH + Mg(OH)2 = Mg(CH3COO)2 + 2 H2O
HCOOH + CaCO3 = Ca(HCOO)2 + CO2H2O =>
2 HCOOH + CaCO3 = Ca(HCOO)2 + CO2H2O
BeCl2 + SnO2 = Cl2O2 + BeSn =>
BeCl2 + SnO2 = Cl2O2 + BeSn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur08/11/24
Équations équilibrées sur09/10/23
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