| Équations équilibrées la veille |
C20H16O4 + 2 NaOH = C20H15O4 + H2O + Na2OH
Ag + H2S + O2 = Ag2S + H2O =>
4 Ag + 2 H2S + O2 = 2 Ag2S + 2 H2O
K2CO3(aq) + Ba(NO3)2(aq) = KNO3 + BaCO3 =>
K2CO3(aq) + Ba(NO3)2(aq) = 2 KNO3 + BaCO3
CH4(g) + O(g) = CO(g) + H2(g) =>
CH4(g) + O(g) = CO(g) + 2 H2(g)
K2CO3(aq) + Ba(NO3)2(aq) = K2(NO3)2 + BaCO3 =>
K2CO3(aq) + Ba(NO3)2(aq) = K2(NO3)2 + BaCO3
K2CO3(aq) + Ba(NO3)2(aq) = KNO3(aq) + BaCO3(s) =>
K2CO3(aq) + Ba(NO3)2(aq) = 2 KNO3(aq) + BaCO3(s)
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
KI + H2SO4 = H2S + I2 + H2O + K2SO4 =>
8 KI + 5 H2SO4 = H2S + 4 I2 + 4 H2O + 4 K2SO4
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
C3H6O3 = C3H4O2H2O =>
C3H6O3 = C3H4O2H2O
C2H5O2N + H2SO4 = CO2 + SO2 + H2O + (NH4)2SO4 =>
2 C2H5O2N + 7 H2SO4 = 4 CO2 + 6 SO2 + 8 H2O + (NH4)2SO4
NaNo + MgCl = MgNo + NaCl =>
NaNo + MgCl = MgNo + NaCl
FeS2 + O2 + H2O = Fe(OH)3 + SO42{-} + H3O{+} =>
4 FeS2 + 169 O2 + 18 H2O = 4 Fe(OH)3 + 8 SO42{-} + 8 H3O{+}
C6H5CH3 + KOH = C6H5OH + KCH3 =>
C6H5CH3 + KOH = C6H5OH + KCH3
Pb(NO3)2 + NAl = PbAl + N(NO3)2 =>
Pb(NO3)2 + NAl = PbAl + N(NO3)2
Cl2 + KNO3 + H2O = KClO + KCl + HNO3 =>
Cl2 + 2 KNO3 + H2O = KClO + KCl + 2 HNO3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
ZnO + HCl = ZnCl2 + H2O =>
ZnO + 2 HCl = ZnCl2 + H2O
S + N2O = SO2 + N2 =>
S + 2 N2O = SO2 + 2 N2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
(NH4)2SO4 + NaCl = ClNH4 + Na2SO4 =>
(NH4)2SO4 + 2 NaCl = 2 ClNH4 + Na2SO4
KBr + Cl2 = KCl + Br =>
2 KBr + Cl2 = 2 KCl + 2 Br
Al2S3 + NaOH = Al(OH)3 + Na2S =>
Al2S3 + 6 NaOH = 2 Al(OH)3 + 3 Na2S
LiOH + Na2O = NaOH + Li2O =>
2 LiOH + Na2O = 2 NaOH + Li2O
Cd + CuSO4 = CdSO4 + CdCu =>
2 Cd + CuSO4 = CdSO4 + CdCu
CaS + Mg = Ca + MgS =>
CaS + Mg = Ca + MgS
Ca(OH)2 + Cl2 = CaCl2 + Ca(ClO3)2 + H2O =>
6 Ca(OH)2 + 6 Cl2 = 5 CaCl2 + Ca(ClO3)2 + 6 H2O
Al + CH3COOH = Al(CH3COO)3 + H2 =>
2 Al + 6 CH3COOH = 2 Al(CH3COO)3 + 3 H2
AsO4{-3} + I{-} + H{+} = AsO{-3} + I2 + H2O =>
AsO4{-3} + 6 I{-} + 6 H{+} = AsO{-3} + 3 I2 + 3 H2O
Ca(OH)2 + N2O5 = Ca(NO3)2 + H2O =>
Ca(OH)2 + N2O5 = Ca(NO3)2 + H2O
PbO + O2 = Pb3O4 =>
6 PbO + O2 = 2 Pb3O4
NH3 + P = NH3P =>
NH3 + P = NH3P
P4 + H2SO4 + KClO3 + H2O = H3PO4 + Cl + K2SO4 =>
P4 + 2 H2SO4 + 4 KClO3 + 4 H2O = 4 H3PO4 + 4 Cl + 2 K2SO4
C2H6S + NaOH = Na2S + CH3OH =>
C2H6S + 2 NaOH = Na2S + 2 CH3OH
CH3CH2OH + AgOH = CH3COOH + Ag + H2O =>
CH3CH2OH + 4 AgOH = CH3COOH + 4 Ag + 3 H2O
CH3CH2NH2 + H2O = OH + HCH3CH2NH2 =>
CH3CH2NH2 + H2O = OH + HCH3CH2NH2
HCl + Cu(NO3)2 = CuCl2 + HNO3 =>
2 HCl + Cu(NO3)2 = CuCl2 + 2 HNO3
Na2SO4 + S = Na2S + SO2 =>
Na2SO4 + 2 S = Na2S + 2 SO2
KI + NaNO3 + H2O = I2 + KOH + NaNO2 =>
2 KI + NaNO3 + H2O = I2 + 2 KOH + NaNO2
(COOH)2 + NaOH = NaCO2 + H2O =>
(COOH)2 + 2 NaOH = 2 NaCO2 + 2 H2O
Mn + O2 = Mn3O4 =>
3 Mn + 2 O2 = Mn3O4
Na2HPO4 + BaCl2 = Ba2(HPO4)2 + NaCl =>
2 Na2HPO4 + 2 BaCl2 = Ba2(HPO4)2 + 4 NaCl
CuCI2 + Na2S = Na2CI2 + CuS =>
CuCI2 + Na2S = Na2CI2 + CuS
[NH4]{+} + [NO2]{-} = N2 + H2O =>
[NH4]{+} + [NO2]{-} = N2 + 2 H2O
C + NHO3 = CO2 + NO + H2O =>
3 C + 4 NHO3 = 3 CO2 + 4 NO + 2 H2O
NaOH + Sn + H2O = Na2Sn(OH)4 + H2 =>
2 NaOH + Sn + 2 H2O = Na2Sn(OH)4 + H2
NaOH + HSO4 = NaSO4 + H2O =>
NaOH + HSO4 = NaSO4 + H2O
CH5CH3 + O2 = CO2 + H2O =>
CH5CH3 + 4 O2 = 2 CO2 + 4 H2O
C5H5 + Fe = Fe(C5H5)2 =>
2 C5H5 + Fe = Fe(C5H5)2
C(subscript)3H(subscript)8 + O(subscript)2 = CO(subscript)2 + H(subscript)2O =>
C(subscript)3H(subscript)8 + 5 O(subscript)2 = 3 CO(subscript)2 + 4 H(subscript)2O
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Équations équilibrées sur10/22/24
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