| Équations équilibrées la veille |
3 Ca + 2 H3PO4 = Ca3(PO4)2 + 3 H2
Mn + ClO3 = Cl + MnO4 =>
3 Mn + 4 ClO3 = 4 Cl + 3 MnO4
YbCl2 + H2O2 + HCl = YbCl3 + H2O =>
2 YbCl2 + H2O2 + 2 HCl = 2 YbCl3 + 2 H2O
Mg + (PO4)3 = Mg(PO4)3 =>
Mg + (PO4)3 = Mg(PO4)3
CH3OH + KNO3 = K2CO3 + CO2 + H2O + N2 =>
5 CH3OH + 6 KNO3 = 3 K2CO3 + 2 CO2 + 10 H2O + 3 N2
SO3{2-} + OH{-} + MnO4{-} = SO4{2-} + H2O + MnO4{2-} =>
SO3{2-} + 2 OH{-} + 2 MnO4{-} = SO4{2-} + H2O + 2 MnO4{2-}
H2O + Cu(ClO4)2 = HClO4 + Cu(OH)2 =>
2 H2O + Cu(ClO4)2 = 2 HClO4 + Cu(OH)2
HCl + CH3NH2 = Cl + NH4 + CH4 =>
3 HCl + CH3NH2 = 3 Cl + NH4 + CH4
CH3OOH + KOH = KC2H3O2 + H2O =>
2 CH3OOH + KOH = KC2H3O2 + 3 H2O
Ca(s) + HNO3(aq) = Ca(NO3)2(aq) + H2(g) =>
Ca(s) + 2 HNO3(aq) = Ca(NO3)2(aq) + H2(g)
Fe + CuSO4(aq) = Cu(s) + Fe2SO4(aq) =>
2 Fe + CuSO4(aq) = Cu(s) + Fe2SO4(aq)
CuS + H{+} + NO3{-} = Cu{2+} + SO2 + NO + HOH =>
CuS + 4 H{+} + 2 NO3{-} = Cu{2+} + SO2 + 2 NO + 2 HOH
Ga2O3 + Mo + MoO2 + V2O3 = GaVMo3O8 =>
Ga2O3 + Mo + 5 MoO2 + V2O3 = 2 GaVMo3O8
CoCl2*6H2O + H2C2O4*2H2O = CoC2O4*4H2O + HCl + H2O =>
CoCl2*6H2O + H2C2O4*2H2O = CoC2O4*4H2O + 2 HCl + 4 H2O
SnSO4 + Fe = Sn + Fe(SO4)2 =>
2 SnSO4 + Fe = 2 Sn + Fe(SO4)2
Y2(SO4)3 + C = CO2 + Y2S3 =>
Y2(SO4)3 + 6 C = 6 CO2 + Y2S3
HBO2 + KIO3 + KI = KBO2 + H2O + I2 =>
6 HBO2 + KIO3 + 5 KI = 6 KBO2 + 3 H2O + 3 I2
Ba(OH)2 + (PO4)H3 = (PO4)2Ba3 + H2O =>
3 Ba(OH)2 + 2(PO4)H3 = (PO4)2Ba3 + 6 H2O
Cl + FeCl3 = FeCl4 =>
Cl + FeCl3 = FeCl4
K2CO3 + H2SO4 = K2SO4 + H2O + CO2 =>
K2CO3 + H2SO4 = K2SO4 + H2O + CO2
Ca(OH)2 + S = CaS + CaS2O3 + H2O =>
3 Ca(OH)2 + 4 S = 2 CaS + CaS2O3 + 3 H2O
Ba(NO3)2*6H2O + Y(NO3)3*6H2O + Eu(NO3)3*6H2O + Gd(NO3)3*6H2O + H3BO3 = Ba3Y2Gd3Eu(BO3)4 + N2 + H2O + O2 =>
3 Ba(NO3)2*6H2O + 2 Y(NO3)3*6H2O + Eu(NO3)3*6H2O + 3 Gd(NO3)3*6H2O + 4 H3BO3 = Ba3Y2Gd3Eu(BO3)4 + 12 N2 + 60 H2O + 33 O2
Ca(HCO3)2 = Ca + (HCO3)2 =>
Ca(HCO3)2 = Ca + (HCO3)2
C2H6O + C2H4O2 + NH4OH = C10H15N + H2O =>
3 C2H6O + 2 C2H4O2 + NH4OH = C10H15N + 8 H2O
Al + Na(OH) = NaAlO + H =>
Al + Na(OH) = NaAlO + H
KH + HCl = KCl + H =>
KH + HCl = KCl + 2 H
C2H4N2O4 + O2 = N2H2 + CO2 + H2O =>
2 C2H4N2O4 + O2 = 2 N2H2 + 4 CO2 + 2 H2O
Zn + Pb2NO2 = Zn2NO2 + Pb =>
2 Zn + Pb2NO2 = Zn2NO2 + 2 Pb
Ta2Nb2C3 = Ta2C + Nb2C + C =>
Ta2Nb2C3 = Ta2C + Nb2C + C
CsP3 + I2 = CsI + P2I4 =>
2 CsP3 + 7 I2 = 2 CsI + 3 P2I4
Mg + ZnBr2 = Br2 + ZnMg =>
Mg + ZnBr2 = Br2 + ZnMg
Fe(No3)3 + Ca(OH)2 = Fe(OH)3 + Ca(No3)2 =>
2 Fe(No3)3 + 3 Ca(OH)2 = 2 Fe(OH)3 + 3 Ca(No3)2
Na2SO3(aq) + HCl(aq) = NaCl(s) + H2SO3(g) =>
Na2SO3(aq) + 2 HCl(aq) = 2 NaCl(s) + H2SO3(g)
Na2ZnO2 + H2SO4 = Na2SO4 + ZnSO4 + H2O =>
Na2ZnO2 + 2 H2SO4 = Na2SO4 + ZnSO4 + 2 H2O
SiO2 + H2O + HCl = SiCl + OH =>
SiO2 + H2O + HCl = SiCl + 3 OH
(NH4)2S + K2CrO4 + KOH + H2O = S + K3[Cr(OH)6] + NH3H2O =>
3(NH4)2S + 2 K2CrO4 + 2 KOH + 8 H2O = 3 S + 2 K3[Cr(OH)6] + 6 NH3H2O
Fe(s) + Br2(i) = FeBr3(s) =>
2 Fe(s) + 3 Br2(i) = 2 FeBr3(s)
PtI2 + HPO3 = Pt(PO3)2 + HI =>
PtI2 + 2 HPO3 = Pt(PO3)2 + 2 HI
P4 + CuSO4 + H2O = H2SO4 + Cu + H3PO4 =>
P4 + 10 CuSO4 + 16 H2O = 10 H2SO4 + 10 Cu + 4 H3PO4
H2S1 + C = S8 + HC1 =>
8 H2S1 + 16 C = S8 + 16 HC1
CH3CH2NH + H2O = CH3CH2N + H3O =>
CH3CH2NH + H2O = CH3CH2N + H3O
Co2(CO)8 + C5H6 = C5H5Co(CO)2 + H2 + CO =>
Co2(CO)8 + 2 C5H6 = 2 C5H5Co(CO)2 + H2 + 4 CO
CaCl2 + H2O2 = Ca(OH)2 + Cl2 =>
CaCl2 + H2O2 = Ca(OH)2 + Cl2
S2 + Cd = CdS =>
S2 + 2 Cd = 2 CdS
H2O2 = (H2O) + O2 =>
2 H2O2 = 2(H2O) + O2
H[As(OH)4] + HNO3 = NO2 + As(NO3)4 + H2O =>
H[As(OH)4] + 5 HNO3 = NO2 + As(NO3)4 + 5 H2O
CH3COOBa + H2O = CH3COOH + BaOH =>
CH3COOBa + H2O = CH3COOH + BaOH
ZnS + KBr = ZnBr2 + K2S =>
ZnS + 2 KBr = ZnBr2 + K2S
H2 + Ca(OH)2 = CaH2 + H2O =>
2 H2 + Ca(OH)2 = CaH2 + 2 H2O
Cs + H2[SnCl6] = Cs2[SnCl6] + H =>
2 Cs + H2[SnCl6] = Cs2[SnCl6] + 2 H
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Équations équilibrées sur01/09/25
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