| Équations équilibrées la veille |
Be2{+} + 3 Al = 2 Be + Al3{+}
Ca + NaNO2 = Ca(NO2)2 + Na =>
Ca + 2 NaNO2 = Ca(NO2)2 + 2 Na
VOSO4H2O + C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + CO2 + H2O =>
VOSO4H2O + 2 C5H8O2 + Na2CO3 = VO(C5H7O2)2 + Na2SO4 + CO2 + 2 H2O
Al1 + Cl2 = AlCl3 =>
2 Al1 + 3 Cl2 = 2 AlCl3
Li + NaOH = NaLi + OH =>
Li + NaOH = NaLi + OH
Zn + NaOH + H2O = H2 + NaZnO2 =>
2 Zn + 2 NaOH + 2 H2O = 3 H2 + 2 NaZnO2
As2S5 + NO3{-} + H{+} = AsO4{3-} + SO4{3-} + NO2 + H2O =>
As2S5 + 35 NO3{-} + 14 H{+} = 2 AsO4{3-} + 5 SO4{3-} + 35 NO2 + 7 H2O
ZnCO3 + Cl2 = ZnCl2 + CO3 =>
ZnCO3 + Cl2 = ZnCl2 + CO3
Fe(NO3)2(aq) + K2S(aq) = FeS(aq) + KNO3(s) =>
Fe(NO3)2(aq) + K2S(aq) = FeS(aq) + 2 KNO3(s)
MgI2 + Zn(NO3)2 = Mg(NO3)2 + ZnI2 =>
MgI2 + Zn(NO3)2 = Mg(NO3)2 + ZnI2
NaCOOH + H2O = NaOH + HCOOH =>
NaCOOH + H2O = NaOH + HCOOH
Al + Fe2O = Al2O3 + Fe =>
2 Al + 3 Fe2O = Al2O3 + 6 Fe
CaH2 + H2O = Ca2{+} + (OH){-} + H2 =>
4 CaH2 + 2 H2O = 2 Ca2{+} + 2(OH){-} + 5 H2
C2H5OH + OH{-} = CO2 + H2O + e =>
C2H5OH + 12 OH{-} = 2 CO2 + 9 H2O + 12e
Al2O3 + HCl = AlCl3 + H2O =>
Al2O3 + 6 HCl = 2 AlCl3 + 3 H2O
FeF3 + H2SO4 = Fe2(SO4)3 + HF =>
2 FeF3 + 3 H2SO4 = Fe2(SO4)3 + 6 HF
ZnCO3 + Cl2 = ZnCl2 + CO3 =>
ZnCO3 + Cl2 = ZnCl2 + CO3
NaCl + Pb(C2H3O2)2 = NaC2H3O2 + PbCl2 =>
2 NaCl + Pb(C2H3O2)2 = 2 NaC2H3O2 + PbCl2
CH3COOAg + KSCN = AgSCN + KCH3COO =>
CH3COOAg + KSCN = AgSCN + KCH3COO
AgCl + AgNO3 = Ag + ClNO3 =>
AgCl + AgNO3 = 2 Ag + ClNO3
Ni(NO3)2(aq) + K2CrO4(aq) = NiCrO4(s) + KNO3(aq) =>
Ni(NO3)2(aq) + K2CrO4(aq) = NiCrO4(s) + 2 KNO3(aq)
CH3C8H17 + O2 = CO2 + H2O =>
CH3C8H17 + 14 O2 = 9 CO2 + 10 H2O
Fe(OH)2{+} + H2O = Fe(OH)3 + H{+} =>
Fe(OH)2{+} + H2O = Fe(OH)3 + H{+}
C2H5CH3 + O2 = CO2 + H2O =>
C2H5CH3 + 5 O2 = 3 CO2 + 4 H2O
K2SO4 + Al2(SO4)3*18H2O + H2O = AlK(SO4)2*12H2O =>
K2SO4 + Al2(SO4)3*18H2O + 6 H2O = 2 AlK(SO4)2*12H2O
C2H4(OH)2 + KMnO4 + H2SO4 = CO(OH)2 + K2SO4 + H2O + MnSO4 =>
C2H4(OH)2 + 2 KMnO4 + 3 H2SO4 = 2 CO(OH)2 + K2SO4 + 4 H2O + 2 MnSO4
KNO3 + FeSO4 + H2SO4 = Fe2(SO4)3 + K2SO4 + NO + H2O =>
2 KNO3 + 6 FeSO4 + 4 H2SO4 = 3 Fe2(SO4)3 + K2SO4 + 2 NO + 4 H2O
H2O + Fe + KOH = K2[Fe(OH)4] + H2 =>
2 H2O + Fe + 2 KOH = K2[Fe(OH)4] + H2
CrI2 + Na2S = CrS + NaI =>
CrI2 + Na2S = CrS + 2 NaI
TiOCl2 + NaOH = TiO2 + NaCl + H2O =>
TiOCl2 + 2 NaOH = TiO2 + 2 NaCl + H2O
N3H4 + H2O2 = N2 + H2O =>
2 N3H4 + 4 H2O2 = 3 N2 + 8 H2O
Mg + HNO3 = N2O + Mg(NO3)2 + H2O =>
4 Mg + 10 HNO3 = N2O + 4 Mg(NO3)2 + 5 H2O
KMnO4 + H2SO4 + CH3CHO = K2SO4 + Mn + CH3COOH + H2O =>
2 KMnO4 + H2SO4 + 7 CH3CHO = K2SO4 + 2 Mn + 7 CH3COOH + H2O
Cu + Sn(SO3)2 = Cu2O3S + Sn =>
4 Cu + Sn(SO3)2 = 2 Cu2O3S + Sn
PbCl4 + NaOH = Pb(OH)4 + NaCl =>
PbCl4 + 4 NaOH = Pb(OH)4 + 4 NaCl
Al3C4 + H2O = Al(OH)4 + CH3 =>
Al3C4 + 12 H2O = 3 Al(OH)4 + 4 CH3
He + H = HeH2 =>
He + 2 H = HeH2
CH3CH2CH2CH2Br + NaOH = CH3CH2CH2CH2OH + NaBr =>
CH3CH2CH2CH2Br + NaOH = CH3CH2CH2CH2OH + NaBr
Na2S2O7 + Br2 = NaBr + NaSO4 + SO3 =>
2 Na2S2O7 + Br2 = 2 NaBr + 2 NaSO4 + 2 SO3
Na + N + O = NaNO2 =>
Na + N + 2 O = NaNO2
MnSO4 + Br2 + NaOH = NaMnO4 + NaBr + H2O + H2SO4 =>
2 MnSO4 + 5 Br2 + 12 NaOH = 2 NaMnO4 + 10 NaBr + 4 H2O + 2 H2SO4
Cu2O + NaOH = CuOH + Na2O =>
Cu2O + 2 NaOH = 2 CuOH + Na2O
CsCl + Ca = CaCl + Cs =>
CsCl + Ca = CaCl + Cs
Na(OH) + FeBr3 = NaBr + Fe(OH)3 =>
3 Na(OH) + FeBr3 = 3 NaBr + Fe(OH)3
HCl + Be(OH)2 = BeCl2 + H2O =>
2 HCl + Be(OH)2 = BeCl2 + 2 H2O
Fe2(SO4)3 + BaCl = FeCl3 + Ba2SO4 =>
Fe2(SO4)3 + 6 BaCl = 2 FeCl3 + 3 Ba2SO4
Sn + H3PO3 = Sn3(PO3)4 + H2 =>
3 Sn + 4 H3PO3 = Sn3(PO3)4 + 6 H2
Ba(OH)2 + Na2CO3 = BaCO3 + NaOH =>
Ba(OH)2 + Na2CO3 = BaCO3 + 2 NaOH
Fe{2+} + SO4{2-} = FeSO4 =>
Fe{2+} + SO4{2-} = FeSO4
CrO3 + HCl = Cl2 + CrCl3 + H2O =>
2 CrO3 + 12 HCl = 3 Cl2 + 2 CrCl3 + 6 H2O
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| Équations équilibrées la veille |
Équations équilibrées sur10/30/24
Équations équilibrées sur11/29/23
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