| Équations équilibrées la veille |
3 Fe3O4 + 8 Ai = 9 Fe + 4 Ai2O3
Cu(OH)2 + NaOH + C6H12O6 = CuOH + H2O + Na2CO3 =>
24 Cu(OH)2 + 12 NaOH + C6H12O6 = 24 CuOH + 24 H2O + 6 Na2CO3
H2O2 + MnO2 = MnH2 + O2 =>
H2O2 + MnO2 = MnH2 + 2 O2
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
sulfur + ozone = sulfurdioxide =>
3 S + 2 O3 = 3 SO2
KI + Na2O2 + H2O = I2 + KOH + NaOH =>
2 KI + Na2O2 + 2 H2O = I2 + 2 KOH + 2 NaOH
Cr2Se3 + HNO3 + PbO2 = H2Cr2O7 + H2SeO4 + Pb(NO3)2 + H2O =>
Cr2Se3 + 30 HNO3 + 15 PbO2 = H2Cr2O7 + 3 H2SeO4 + 15 Pb(NO3)2 + 11 H2O
Fe + HBr = FeBr3 + H2 =>
2 Fe + 6 HBr = 2 FeBr3 + 3 H2
Cr3Cl3 + AgNO3 = AgCl + CrNO3 =>
Cr3Cl3 + 3 AgNO3 = 3 AgCl + 3 CrNO3
Cu(OH)2 + HCl = CuCl2 + H2O = =>
Cu(OH)2 + 2 HCl = CuCl2 + 2 H2O
K2SO4 + HI = KI + H2SO4 =>
K2SO4 + 2 HI = 2 KI + H2SO4
H3PO4(aq) + NaOH(aq) = Na3PO4(s) + H2O(l) =>
H3PO4(aq) + 3 NaOH(aq) = Na3PO4(s) + 3 H2O(l)
Fe3Al3Si2 + FeAl4Si2 = FeAl2Si + Fe2Al3Si3 =>
3 Fe3Al3Si2 + 4 FeAl4Si2 = 11 FeAl2Si + Fe2Al3Si3
KC1 + Br2 = C12 + KBr =>
12 KC1 + 6 Br2 = C12 + 12 KBr
H2SiCl2 + H2O = H8Si4O4 + HCl =>
4 H2SiCl2 + 4 H2O = H8Si4O4 + 8 HCl
Ni + C2H5OH = Ni(C2H5OH) =>
Ni + C2H5OH = Ni(C2H5OH)
CH3COOH + HOCH2CH2OH = CH3COOCH2CH2OH + H2O =>
CH3COOH + HOCH2CH2OH = CH3COOCH2CH2OH + H2O
Ni + C2H5OH = Ni(C2H5OH) =>
Ni + C2H5OH = Ni(C2H5OH)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
S2Cl2(l) + NH3(g) = S4N4(s) + S8(s) + NH4Cl(s) =>
6 S2Cl2(l) + 16 NH3(g) = S4N4(s) + S8(s) + 12 NH4Cl(s)
PbCl2 + K2(Cr2O7) = KCl + Pb(Cr2O7) =>
PbCl2 + K2(Cr2O7) = 2 KCl + Pb(Cr2O7)
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
copper(ii)chloride + sodium = sodiumchloride + copper =>
CuCl2 + 2 Na = 2 NaCl + Cu
Cu + AgNO3 = CuNO3 + Ag =>
Cu + AgNO3 = CuNO3 + Ag
AgNO3 + Na2S = AgNa2 + NO3S =>
AgNO3 + Na2S = AgNa2 + NO3S
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
NO2{-} + I2 + H2O = NO3{-} + I{-} + H{+} =>
NO2{-} + I2 + H2O = NO3{-} + 2 I{-} + 2 H{+}
Bi2S3 + K2Cr2O7 + HCl = HBiO3 + SO2 + CrCl3 + KCl + H2O =>
3 Bi2S3 + 11 K2Cr2O7 + 88 HCl = 6 HBiO3 + 9 SO2 + 22 CrCl3 + 22 KCl + 41 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Fe(NO3)3 + K2CO3 = Fe2(CO3)3 + K2(NO3)2 =>
2 Fe(NO3)3 + 3 K2CO3 = Fe2(CO3)3 + 3 K2(NO3)2
HO + Fe = FeOH =>
HO + Fe = FeOH
B + Br2 = BBr3 =>
2 B + 3 Br2 = 2 BBr3
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
C4H9Br + CuO = CuBr2 + C8H18O =>
2 C4H9Br + CuO = CuBr2 + C8H18O
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Al + FeO = Al2O3 + Fe =>
2 Al + 3 FeO = Al2O3 + 3 Fe
Na2Cr2O7 + S = Cr2O3 + Na2SO4 =>
Na2Cr2O7 + S = Cr2O3 + Na2SO4
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
Na2SO4 + AgNO3 + HNO3 = NaNO3 + HAgSO4 =>
Na2SO4 + AgNO3 + HNO3 = 2 NaNO3 + HAgSO4
H2 + Si = SiH4 =>
2 H2 + Si = SiH4
HNCO = C3N3(NH2)3(l) + CO2 =>
6 HNCO = C3N3(NH2)3(l) + 3 CO2
CH3NH3Cl + H2O = CH3OH + NH4Cl =>
CH3NH3Cl + H2O = CH3OH + NH4Cl
Dy + F2 = DyF3 =>
2 Dy + 3 F2 = 2 DyF3
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CaCO3(s) = CaO(s) + CO2(g) =>
CaCO3(s) = CaO(s) + CO2(g)
(NH4)2CO3 + ZnCl2 = NH4Cl + ZnCO3 =>
(NH4)2CO3 + ZnCl2 = 2 NH4Cl + ZnCO3
Na2SiO3 + HNo3 = NaNo3 + H2SiO3 =>
Na2SiO3 + 2 HNo3 = 2 NaNo3 + H2SiO3
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Équations équilibrées sur01/05/25
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