| Équations équilibrées la veille |
C2H4O2 + 2 H2 = C2H6O + H2O
In + Se = In2Se =>
2 In + Se = In2Se
GaF3 + Cs = CsF + Ga = =>
GaF3 + 3 Cs = 3 CsF + Ga
Al(C2H3O2)3 + NH4OH = Al(OH)3 + NH4C2H3O2 =>
Al(C2H3O2)3 + 3 NH4OH = Al(OH)3 + 3 NH4C2H3O2
Mn + HNO3 = Mn(NO3)3 + NO + H2O =>
Mn + 4 HNO3 = Mn(NO3)3 + NO + 2 H2O
C2H6(g) + O2(g) = CO2(g) + H2O =>
2 C2H6(g) + 7 O2(g) = 4 CO2(g) + 6 H2O
K2SiO3 + HBr = KBr + SiO2 + H2O =>
K2SiO3 + 2 HBr = 2 KBr + SiO2 + H2O
CaCl2 + Na3PO4(aq) = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4(aq) = Ca3(PO4)2 + 6 NaCl
Ag2SO4 + NH4OH = AgOH + (NH4)2SO4 =>
Ag2SO4 + 2 NH4OH = 2 AgOH + (NH4)2SO4
CH4(g) + O(g) = CO(g) + H2(g) =>
CH4(g) + O(g) = CO(g) + 2 H2(g)
K2Cr2O7 + NH3 + HCl = KCl + N2 + CrCl3 + H2O =>
K2Cr2O7 + 2 NH3 + 8 HCl = 2 KCl + N2 + 2 CrCl3 + 7 H2O
SiO2MgCO3 = MgSiO3CO2 =>
SiO2MgCO3 = MgSiO3CO2
K(s) + HCl(aq) = KCl(s) + H2(g) =>
2 K(s) + 2 HCl(aq) = 2 KCl(s) + H2(g)
(NH4)2S + Pb(NO3)2 = (NH4)(NO3) + PbS =>
(NH4)2S + Pb(NO3)2 = 2(NH4)(NO3) + PbS
(NaOH)2 + AlBr3 = NaBr + Al(OH)3 =>
3(NaOH)2 + 2 AlBr3 = 6 NaBr + 2 Al(OH)3
Si + KOH = K2SiO2 + H2 =>
Si + 2 KOH = K2SiO2 + H2
Hg(OH) + H2SO4 = Hg2(SO4) + H2O =>
2 Hg(OH) + H2SO4 = Hg2(SO4) + 2 H2O
C3H4O2 + H2O = C4H8O2 + CO2 =>
5 C3H4O2 + 2 H2O = 3 C4H8O2 + 3 CO2
BrCl + NH3 = NBr3 + NH4Cl =>
3 BrCl + 4 NH3 = NBr3 + 3 NH4Cl
Ag2S + HNO3 + HCl = AgCl + H2SO4 + NO2 + H2O =>
Ag2S + 8 HNO3 + 2 HCl = 2 AgCl + H2SO4 + 8 NO2 + 4 H2O
Co(ClO)2 = CoCl2 + O2 =>
Co(ClO)2 = CoCl2 + O2
KOH + CH3OH = KCH3O + H2O =>
KOH + CH3OH = KCH3O + H2O
Fe + MgCl2 = FeCl2 + Mg =>
Fe + MgCl2 = FeCl2 + Mg
ZnSO4 + SrCl2 = ZnCl2 + SrSO4 =>
ZnSO4 + SrCl2 = ZnCl2 + SrSO4
C17H31COOH + Br2 = C17H31Br2COOH =>
C17H31COOH + Br2 = C17H31Br2COOH
CH3CHO + Cu(OH)2 + NaOH = CH3COONa + Cu2O + H2O =>
CH3CHO + 2 Cu(OH)2 + NaOH = CH3COONa + Cu2O + 3 H2O
KI + HNO3 = KNO3 + I2 + NO + H2O =>
6 KI + 8 HNO3 = 6 KNO3 + 3 I2 + 2 NO + 4 H2O
Cs + HCl = CsCl + H =>
Cs + HCl = CsCl + H
H2SO4 + K2HPO4 = H2HPO4 + K2SO4 =>
H2SO4 + K2HPO4 = H2HPO4 + K2SO4
Sc(NO3)3 = Sc2O3 + NO2 + O2 =>
4 Sc(NO3)3 = 2 Sc2O3 + 12 NO2 + 3 O2
Zn + I2 = ZnI2 =>
Zn + I2 = ZnI2
CO2 + OH{-} = CO3{2-} + H2O =>
CO2 + 2 OH{-} = CO3{2-} + H2O
Ba(OH)2 + I2 = BaIO3 + BaI2 + H2O =>
6 Ba(OH)2 + 5 I2 = 2 BaIO3 + 4 BaI2 + 6 H2O
H2S = H2 + S =>
H2S = H2 + S
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
H2SiO3 + Na2O = Na2SiO3 + H2O =>
H2SiO3 + Na2O = Na2SiO3 + H2O
HNO3 + Na2SO4 + BaCl2 = NaNO3 + HCl + BaSO4 =>
2 HNO3 + Na2SO4 + BaCl2 = 2 NaNO3 + 2 HCl + BaSO4
MgO + P2O5 = Mg3(PO4)2 =>
3 MgO + P2O5 = Mg3(PO4)2
Ca + SO2 = Ca4(SO2)2 =>
4 Ca + 2 SO2 = Ca4(SO2)2
Fe(OH)2 + Cl2 = FeCl2 + H2O + O2 =>
2 Fe(OH)2 + 2 Cl2 = 2 FeCl2 + 2 H2O + O2
Cu(NO3)2(aq) + KOH(aq) = Cu(OH)2(s) + KNO3 =>
Cu(NO3)2(aq) + 2 KOH(aq) = Cu(OH)2(s) + 2 KNO3
K2S + Sn(NO3)4 = K(NO3) + SnS2 =>
2 K2S + Sn(NO3)4 = 4 K(NO3) + SnS2
C6H12O6(s) = C2H6O(l) + CO2(g) =>
C6H12O6(s) = 2 C2H6O(l) + 2 CO2(g)
H3PO4(aq) + Ca(s) = Ca3(PO4)2(aq) + H2(g) =>
2 H3PO4(aq) + 3 Ca(s) = Ca3(PO4)2(aq) + 3 H2(g)
KOH + KNO3 + MnSO4 = KMnO4 + KNO2 + K2SO4 + H2O =>
6 KOH + 5 KNO3 + 2 MnSO4 = 2 KMnO4 + 5 KNO2 + 2 K2SO4 + 3 H2O
C4H8Cl2 + H2O = C4H8O + HCl =>
C4H8Cl2 + H2O = C4H8O + 2 HCl
Sn(s) + O2(g) = SnO(s) =>
2 Sn(s) + O2(g) = 2 SnO(s)
Al(s) + NaOH(s) + H2O(l) = NaAlO2(s) + H2(g) =>
2 Al(s) + 2 NaOH(s) + 2 H2O(l) = 2 NaAlO2(s) + 3 H2(g)
C6H5CH3 + HNO3 = C6H2CH3(NO2)3 + H2O =>
C6H5CH3 + 3 HNO3 = C6H2CH3(NO2)3 + 3 H2O
NH3 + HO = N2 + H2O =>
2 NH3 + 6 HO = N2 + 6 H2O
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Équations équilibrées sur10/26/24
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