| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 K + S = K2S
Ca2 = CaCa =>
Ca2 = CaCa
HBr + Na2CO3 = NaBr + H2O + CO2 =>
2 HBr + Na2CO3 = 2 NaBr + H2O + CO2
KIO3 + SnCl2 + HCl = I2 + SnCl4 + KCl + H2O =>
2 KIO3 + 5 SnCl2 + 12 HCl = I2 + 5 SnCl4 + 2 KCl + 6 H2O
HNO3 + SNO = SNO2 + NO2 + H2O =>
2 HNO3 + SNO = SNO2 + 2 NO2 + H2O
FeBr3(aq) + H2SO4(aq) = Fe2(SO4)3(s) + HBr =>
2 FeBr3(aq) + 3 H2SO4(aq) = Fe2(SO4)3(s) + 6 HBr
Na3PO4*12H2O + BaCl2*2H2O = Ba3(PO4)2 + NaCl + H2O =>
2 Na3PO4*12H2O + 3 BaCl2*2H2O = Ba3(PO4)2 + 6 NaCl + 30 H2O
Au10Cd15Ca25Mg20Si30 + HCl + HNO3 = H2O + HAuCl4 + HCdCl4 + NO + Ca + Mg + Si =>
Au10Cd15Ca25Mg20Si30 + 100 HCl + 25 HNO3 = 50 H2O + 10 HAuCl4 + 15 HCdCl4 + 25 NO + 25 Ca + 20 Mg + 30 Si
Na2B4O7 + CoCl2 = Co(BO2)2 + NaCl + B2O3 =>
Na2B4O7 + CoCl2 = Co(BO2)2 + 2 NaCl + B2O3
Fe(OH)2 + (NH4)2S = FeS + NH4OH =>
Fe(OH)2 + (NH4)2S = FeS + 2 NH4OH
SO2Cl2 + KOH = K2SO4 + KCl + H2O =>
SO2Cl2 + 4 KOH = K2SO4 + 2 KCl + 2 H2O
Zn + CO3 + H2O = (ZnOH)2CO3 + CO2 =>
2 Zn + 2 CO3 + H2O = (ZnOH)2CO3 + CO2
H3PO4 + CaCO3 = H3CO3 + CaPO4 =>
H3PO4 + CaCO3 = H3CO3 + CaPO4
Na2CO3(aq) + Na3PO4(aq) = Na2PO4(aq) + Na3CO3 =>
Na2CO3(aq) + Na3PO4(aq) = Na2PO4(aq) + Na3CO3
KF + Cl2 = KCl + F2 =>
2 KF + Cl2 = 2 KCl + F2
Fe{2+} + NH3 = Fe(NH3)4{2+} =>
Fe{2+} + 4 NH3 = Fe(NH3)4{2+}
ClO2 + H2O = HClO2 + HClO3 =>
2 ClO2 + H2O = HClO2 + HClO3
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Zn(NO3)2 + KCl = ZnCl2 + KNO3 =>
Zn(NO3)2 + 2 KCl = ZnCl2 + 2 KNO3
KHCO3 + Ca(OH)2 = KOH + H2O + CaCO3 =>
KHCO3 + Ca(OH)2 = KOH + H2O + CaCO3
Ca3[PO4]2 + H2SO4 = CaSO4 + Ca[H2PO4]2 =>
Ca3[PO4]2 + 2 H2SO4 = 2 CaSO4 + Ca[H2PO4]2
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
KMnO4 + H2SO4 + HBr = K2SO4 + Br2 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 10 HBr = K2SO4 + 5 Br2 + 2 MnSO4 + 8 H2O
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Bi + H2O = Bi2O3 + H2 =>
2 Bi + 3 H2O = Bi2O3 + 3 H2
CO + H2O = CO2 + H2 =>
CO + H2O = CO2 + H2
Ca2(SiO4)2 + AlPO4 = Al2(SiO4)3 + Ca3(PO4)2 =>
3 Ca2(SiO4)2 + 4 AlPO4 = 2 Al2(SiO4)3 + 2 Ca3(PO4)2
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb =>
Zn + Pb(NO3)2 = Zn(NO3)2 + Pb
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
Ge(OH)4 + H2CO3 = Ge(OH)3HCO3 + H2O =>
Ge(OH)4 + H2CO3 = Ge(OH)3HCO3 + H2O
C18H32O2 + CH3OH = C19H36O2 + H2O =>
3 C18H32O2 + 22 CH3OH = 4 C19H36O2 + 20 H2O
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
C3H6O3 + H2O = CO2 + H =>
C3H6O3 + 3 H2O = 3 CO2 + 12 H
H2 + (CI)2 = HCI =>
H2 + (CI)2 = 2 HCI
V4 + O2 = V2O3 =>
V4 + 3 O2 = 2 V2O3
K(s) + CaCO3(aq) = Ca(s) + K2CO3(aq) =>
2 K(s) + CaCO3(aq) = Ca(s) + K2CO3(aq)
KOH + SiO2 = SiOH + KO2 =>
KOH + SiO2 = SiOH + KO2
ArBr = Ar + Br2 =>
2 ArBr = 2 Ar + Br2
NaS + Zn(NO3) = NaNO3(aq) + ZnS =>
NaS + Zn(NO3) = NaNO3(aq) + ZnS
CrO3 + HCl = CrO2Cl2 + HOH =>
CrO3 + 2 HCl = CrO2Cl2 + HOH
C3H18 = C + H2 =>
C3H18 = 3 C + 9 H2
Hg2Co3 = Hg + Co2 =>
2 Hg2Co3 = 4 Hg + 3 Co2
Na2S2O3 + I2 = NaI + Na2S4O6 =>
2 Na2S2O3 + I2 = 2 NaI + Na2S4O6
Ca3SiO5 + H2O = Ca(HO)2 + Ca3Si2O7 =>
2 Ca3SiO5 + 3 H2O = 3 Ca(HO)2 + Ca3Si2O7
Cu(OH)2 + HI = CuI + I2 + H2O =>
2 Cu(OH)2 + 4 HI = 2 CuI + I2 + 4 H2O
Al + CuO2 = Al2O3 + Cu =>
4 Al + 3 CuO2 = 2 Al2O3 + 3 Cu
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
VC2H5 + O2 = VOH + CO2 + H2O =>
2 VC2H5 + 7 O2 = 2 VOH + 4 CO2 + 4 H2O
K3Po4 + Ca(NO3)2 = KNO3 + Ca3(Po4)2 =>
2 K3Po4 + 3 Ca(NO3)2 = 6 KNO3 + Ca3(Po4)2
PS2 + KClO3 + H2O = H3PO4 + H2SO4 + KCl =>
6 PS2 + 17 KClO3 + 21 H2O = 6 H3PO4 + 12 H2SO4 + 17 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/24/24
Équations équilibrées sur01/23/24
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