| Équations équilibrées la veille |
P2O5 + 2 HNO3 = 2 HPO3 + N2O5
M2 + H2 = MH3 =>
M2 + 3 H2 = 2 MH3
Pb3(OH)2(CO3)2 = Pb3O(CO3)2 + H2O =>
Pb3(OH)2(CO3)2 = Pb3O(CO3)2 + H2O
H3PO3 + Sb(OH)3 = Sb(PO3) + H2O =>
H3PO3 + Sb(OH)3 = Sb(PO3) + 3 H2O
C3H3COOH + CH3OH = C3H7COOCH3 + H2O =>
C3H3COOH + 6 CH3OH = 2 C3H7COOCH3 + 4 H2O
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
CeCl3 + NaBiO3 + HNO3 = Ce(NO3)4 + Bi(NO3)3 + NaCl + H2O + HCl =>
2 CeCl3 + NaBiO3 + 11 HNO3 = 2 Ce(NO3)4 + Bi(NO3)3 + NaCl + 3 H2O + 5 HCl
MgSO4(aq) + NaOH(s) = Mg(OH)2(s) + Na2SO4(aq) =>
MgSO4(aq) + 2 NaOH(s) = Mg(OH)2(s) + Na2SO4(aq)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ag2CO3 + HCI = AgCI + H2O + CO2 =>
Ag2CO3 + 2 HCI = 2 AgCI + H2O + CO2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
CD(HCO3)2 = CDCO3 + CO2 + H2O =>
CD(HCO3)2 = CDCO3 + CO2 + H2O
Li3PO4 + NH4NO3 = LiNO3 + (NH4)3PO4 =>
Li3PO4 + 3 NH4NO3 = 3 LiNO3 + (NH4)3PO4
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
CH3CSNH2 + H2O + H{+} = H2S + NH4{+} + CH3COOH =>
CH3CSNH2 + 2 H2O + H{+} = H2S + NH4{+} + CH3COOH
Y(NO3)3 + Al(NO3)3 + Tb(NO3)3 + CH6N4O = YAl5TbO12 + N2 + CO2 + H2O =>
4 Y(NO3)3 + 20 Al(NO3)3 + 4 Tb(NO3)3 + 51 CH6N4O = 4 YAl5TbO12 + 144 N2 + 51 CO2 + 153 H2O
Ca(OH) + Mg{2+} = Mg(OH)Ca{2+} =>
Ca(OH) + Mg{2+} = Mg(OH)Ca{2+}
HCl + KCl = KH + Cl2 =>
HCl + KCl = KH + Cl2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
NaOH + Pb(NO{3}){2} = Pb(OH){2} + NaNO{3} =>
NaOH + Pb(NO{3}){2} = Pb(OH){2} + NaNO{3}
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + SO4 + Pb =>
FeSO4 + Pb(NO3)2 = Fe(NO3)2 + SO4 + Pb
AgNO3 + NH4PF6 = AgPF6 + NH4NO3 =>
AgNO3 + NH4PF6 = AgPF6 + NH4NO3
HCOOH + NaOH = HCOONa + H2O =>
HCOOH + NaOH = HCOONa + H2O
H{+} + K2Cr2O7 + H2C2O4*2H2O = Cr{+3} + CO2 + H2O + K{+} =>
8 H{+} + K2Cr2O7 + 3 H2C2O4*2H2O = 2 Cr{+3} + 6 CO2 + 13 H2O + 2 K{+}
Ca(HCO3)2 + Na2Co3 = CaCo3 + NaH + CO3 =>
Ca(HCO3)2 + Na2Co3 = CaCo3 + 2 NaH + 2 CO3
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
FeS2 + O2 = FeO3 + SO2 =>
2 FeS2 + 7 O2 = 2 FeO3 + 4 SO2
CO2 + H2O = H3O{+} + HCO3{-} =>
CO2 + 2 H2O = H3O{+} + HCO3{-}
RbCl2 + V(OH)5 = VCl5 + Rb(OH)2 =>
5 RbCl2 + 2 V(OH)5 = 2 VCl5 + 5 Rb(OH)2
Cr2(SO3)3 + Zn(OH)2 = Cr(OH)3 + Zn(SO3) =>
Cr2(SO3)3 + 3 Zn(OH)2 = 2 Cr(OH)3 + 3 Zn(SO3)
Al + HNO3 = Al2(NO4)3 + H2O + NO2 =>
2 Al + 12 HNO3 = Al2(NO4)3 + 6 H2O + 9 NO2
Cr(OH)3 + Cl2 + KOH = K2CrO4 + HCl + H2O =>
2 Cr(OH)3 + 3 Cl2 + 4 KOH = 2 K2CrO4 + 6 HCl + 2 H2O
SO3 + NaOH = H2SO4 + Na2O =>
SO3 + 2 NaOH = H2SO4 + Na2O
P + AgNO3 + H2O = Ag3P + H3PO2 + HNO3 =>
4 P + 3 AgNO3 + 6 H2O = Ag3P + 3 H3PO2 + 3 HNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Ca(NO3)2 + Al(ClO4)3 = Al(NO3)3 + Ca(ClO4)2 =>
3 Ca(NO3)2 + 2 Al(ClO4)3 = 2 Al(NO3)3 + 3 Ca(ClO4)2
Cd(NO3)2 + (NH4)2S = CdS + (NO3)(NH4) =>
Cd(NO3)2 + (NH4)2S = CdS + 2(NO3)(NH4)
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
O + Bi = OBi =>
O + Bi = OBi
Fe1 + H2O = Fe3O4 + H2 =>
3 Fe1 + 4 H2O = Fe3O4 + 4 H2
SbOHCl2 + H2O = Sb(OH)2Cl + HCl =>
SbOHCl2 + H2O = Sb(OH)2Cl + HCl
MnS = Mn{+2} + S{-2} =>
MnS = Mn{+2} + S{-2}
C2H4(g) + OO2(g) = CO(g) + H2O(g) =>
3 C2H4(g) + 4 OO2(g) = 6 CO(g) + 6 H2O(g)
K4[Fe(CN)6] + FeCl3 = KCl + Fe4[Fe(CN)6]3 =>
3 K4[Fe(CN)6] + 4 FeCl3 = 12 KCl + Fe4[Fe(CN)6]3
NH4ClO4 + K2SO3 = K2SO4 + N2 + HCl + H2O =>
2 NH4ClO4 + 5 K2SO3 = 5 K2SO4 + N2 + 2 HCl + 3 H2O
AlCl3 + NH4OH = NH4Cl + Al(OH)3 =>
AlCl3 + 3 NH4OH = 3 NH4Cl + Al(OH)3
Zn + Ni(OH)2 = Zn(OH)2 + Ni =>
Zn + Ni(OH)2 = Zn(OH)2 + Ni
Al2(SO4)3 + Pb(CH3COO)2 = PbSO4 + (CH3COO)3Al =>
Al2(SO4)3 + 3 Pb(CH3COO)2 = 3 PbSO4 + 2(CH3COO)3Al
Co2 + Fe2 = Co2Fe2 =>
Co2 + Fe2 = Co2Fe2
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