Équations équilibrées la veille |
3 As2S3 + 14 K2Cr2O7 + 47 H2SO4 = 6 H3AsO4 + 14 K2SO4 + 14 Cr2(SO4)3 + 38 H2O
NH4OH + C2H4O2 = C2H3O2NH4 + H2O =>
NH4OH + C2H4O2 = C2H3O2NH4 + H2O
KClO3 + S + H2O = Cl2 + K2SO4 + H2SO4 =>
6 KClO3 + 5 S + 2 H2O = 3 Cl2 + 3 K2SO4 + 2 H2SO4
NH4SO2 + NaOH = NH3 + NaSO2 + H2O =>
NH4SO2 + NaOH = NH3 + NaSO2 + H2O
H2Cr2O7 + HCl = CrCl3 + Cl2 + H2O =>
H2Cr2O7 + 12 HCl = 2 CrCl3 + 3 Cl2 + 7 H2O
SO3 + H2SO4 = SSO4 + H2O3 =>
SO3 + H2SO4 = SSO4 + H2O3
OH + SO2 = SO3 + H2O =>
2 OH + SO2 = SO3 + H2O
Cr23O + H2 = Cr + H2O =>
Cr23O + H2 = 23 Cr + H2O
C6H12O6 + CuO = Cu + H2O + CO2 =>
C6H12O6 + 12 CuO = 12 Cu + 6 H2O + 6 CO2
Al(NO3)3 + AlBr3 = Al + Br3(NO3)3 =>
Al(NO3)3 + AlBr3 = 2 Al + Br3(NO3)3
Al2O3 + HI = Al2O2I2 + H2O =>
Al2O3 + 2 HI = Al2O2I2 + H2O
H3PO3 + NaOH = H2O + Na3(PO3) =>
H3PO3 + 3 NaOH = 3 H2O + Na3(PO3)
Al4C3 + H2O = CH4 + Al(OH)3 =>
Al4C3 + 12 H2O = 3 CH4 + 4 Al(OH)3
Mg(NO3)2 + KOH = Mg(OH)2 + KNO3 =>
Mg(NO3)2 + 2 KOH = Mg(OH)2 + 2 KNO3
SF4 + SF6 = S2F10 =>
SF4 + SF6 = S2F10
Na + O2 = NaO2 =>
Na + O2 = NaO2
FeCl3 + K4[Fe(CN)6] = FeCl2 + K3[Fe(CN)6] + KCl =>
FeCl3 + K4[Fe(CN)6] = FeCl2 + K3[Fe(CN)6] + KCl
Ge + S = GeS =>
Ge + S = GeS
H2O2 + C = CO + H2 =>
H2O2 + 2 C = 2 CO + H2
Mg2 + Cu(NO)3 = Mg(NO)3 + Cu2 =>
Mg2 + 2 Cu(NO)3 = 2 Mg(NO)3 + Cu2
KCrO2 + H2O2 + NaOH = Na2CrO4 + H2O + KOH =>
2 KCrO2 + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 4 H2O + 2 KOH
Fe + O2 = FeO =>
2 Fe + O2 = 2 FeO
KCrO2 + H2O2 + NaOH = Na2CrO4 + H2O + KOH =>
2 KCrO2 + 3 H2O2 + 4 NaOH = 2 Na2CrO4 + 4 H2O + 2 KOH
HCl + AgBr = HBr + AgCl =>
HCl + AgBr = HBr + AgCl
KCl + PbNO3 = PbCl + NO3K =>
KCl + PbNO3 = PbCl + NO3K
FePO4 + KOH = FeOH + KPO4 =>
FePO4 + KOH = FeOH + KPO4
C2H7N + HCl = C2H5 + NH3 + Cl =>
C2H7N + HCl = C2H5 + NH3 + Cl
NaI(s) + H2SO4(aq) + MnO2(s) = I2(g) + MnSO4(aq) + Na2SO4(aq) + H2O(l) =>
2 NaI(s) + 2 H2SO4(aq) + MnO2(s) = I2(g) + MnSO4(aq) + Na2SO4(aq) + 2 H2O(l)
Fe(CH3COO)3 + H2SO4 = Fe2(SO4)3 + CH3COOH =>
2 Fe(CH3COO)3 + 3 H2SO4 = Fe2(SO4)3 + 6 CH3COOH
Fe(OH)2 = Fe + OH2O =>
Fe(OH)2 = Fe + OH2O
Al3Br2 + Cl = AlCl + Br2 =>
Al3Br2 + 3 Cl = 3 AlCl + Br2
HCl(aq) + Na2S(aq) = H2S(aq) + NaCl(s) =>
2 HCl(aq) + Na2S(aq) = H2S(aq) + 2 NaCl(s)
Ba + H2O = BaO + H2 =>
Ba + H2O = BaO + H2
Cr2(SO4)3 + Cl2 + KOH = K2CrO4 + KCl + KSO4 + H2O =>
2 Cr2(SO4)3 + 9 Cl2 + 32 KOH = 4 K2CrO4 + 18 KCl + 6 KSO4 + 16 H2O
SiO2 + H2SO4 = SO3 + H2SiO3 =>
SiO2 + H2SO4 = SO3 + H2SiO3
SrBr2 + CrNa2O4 = CrBr2 + SrNa2O4 =>
SrBr2 + CrNa2O4 = CrBr2 + SrNa2O4
Ti3(PO4)4(aq) + Ca(OH)2(aq) = Ca3(PO4)2(aq) + Ti(OH)4(s) =>
Ti3(PO4)4(aq) + 6 Ca(OH)2(aq) = 2 Ca3(PO4)2(aq) + 3 Ti(OH)4(s)
NH4MgPO4 + HCl + H2O = H3PO4 + MgCl2 + NH4OH =>
NH4MgPO4 + 2 HCl + H2O = H3PO4 + MgCl2 + NH4OH
HF + Mg(ClO4)2 = HClO4 + MgF2 =>
2 HF + Mg(ClO4)2 = 2 HClO4 + MgF2
Al2O3 + HI = Al2O2I2 + H2O =>
Al2O3 + 2 HI = Al2O2I2 + H2O
C6H12 + H = C6H13 =>
C6H12 + H = C6H13
Sn + NaOH + H2O = Na2Sn(OH)4 + H2 =>
Sn + 2 NaOH + 2 H2O = Na2Sn(OH)4 + H2
C6H13N + O2 = CO2 + H2O + NO2 =>
4 C6H13N + 41 O2 = 24 CO2 + 26 H2O + 4 NO2
K2SO4 + Ni(NO3)2 = K(NO3) + NiSO4 =>
K2SO4 + Ni(NO3)2 = 2 K(NO3) + NiSO4
Ca(CH3CO2)2 + NH4Cl = CaCl + NH4(CH3CO2)2 =>
Ca(CH3CO2)2 + NH4Cl = CaCl + NH4(CH3CO2)2
Li + Fe(OH)2 = LiOH + Fe =>
2 Li + Fe(OH)2 = 2 LiOH + Fe
Na2O + HClO4 = H2O + NaClO4 =>
Na2O + 2 HClO4 = H2O + 2 NaClO4
H2SO3 + MgO = HOH + MgSO3 =>
H2SO3 + MgO = HOH + MgSO3
I2 + Ba(OH)2 = Ba(IO3)2 + BaI2 + H2O =>
6 I2 + 6 Ba(OH)2 = Ba(IO3)2 + 5 BaI2 + 6 H2O
C3H7NO3 + O = CO2 + H2O + NO =>
2 C3H7NO3 + 15 O = 6 CO2 + 7 H2O + 2 NO
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