| Équations équilibrées la veille |
CoCl2 + 2 Na4SiO4 = Co(SiO4)2 + 2 Na4Cl
Cl + NaOH = NaCl + H2O + NaClO3 =>
6 Cl + 6 NaOH = 5 NaCl + 3 H2O + NaClO3
Sr3(PO4)2 + H2O = Sr(OH)2 + H3PO4 =>
Sr3(PO4)2 + 6 H2O = 3 Sr(OH)2 + 2 H3PO4
Ba(OH)2(aq) + FeSO4(aq) = BaSO4(s) + Fe(OH)2(s) =>
Ba(OH)2(aq) + FeSO4(aq) = BaSO4(s) + Fe(OH)2(s)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CH3COOH + Br2 = CBr3COOH + HBr =>
CH3COOH + 3 Br2 = CBr3COOH + 3 HBr
As2S3 + NO3{-} + H2O = H3AsO4 + NO + S8 + OH{-} =>
24 As2S3 + 80 NO3{-} + 112 H2O = 48 H3AsO4 + 80 NO + 9 S8 + 80 OH{-}
KNO3 + NaCl = KCl + NaNO3 =>
KNO3 + NaCl = KCl + NaNO3
HCl + C8H9NO + CuCl2 = CuCl4C16H20N2O2 =>
2 HCl + 2 C8H9NO + CuCl2 = CuCl4C16H20N2O2
H2SO4 + Al = Al2(SO4)3 + H2O + H2S =>
15 H2SO4 + 8 Al = 4 Al2(SO4)3 + 12 H2O + 3 H2S
C + H2 = C2H7 =>
4 C + 7 H2 = 2 C2H7
Nd2O3 + Co3O4 + MnO2 = Nd2MnCoO6 + Co2O3 =>
Nd2O3 + Co3O4 + MnO2 = Nd2MnCoO6 + Co2O3
Zn + HC1 = ZnC12 + H2 = =>
Zn + 12 HC1 = ZnC12 + 6 H2
AlCl3 + Na2S + H2O = Al(OH)3 + H2S + NaCl =>
2 AlCl3 + 3 Na2S + 6 H2O = 2 Al(OH)3 + 3 H2S + 6 NaCl
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
HClO3 + As2S5 + H2O = HCl + H3AsO4 + H2SO4 =>
20 HClO3 + 3 As2S5 + 24 H2O = 20 HCl + 6 H3AsO4 + 15 H2SO4
N2H4 + N2O4 = H2O + N2 =>
2 N2H4 + N2O4 = 4 H2O + 3 N2
PBO2 + SO2 = PBSO4 =>
PBO2 + SO2 = PBSO4
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
H3PO4 + Zn + HBr = PH3 + ZnBr2 + H2O =>
H3PO4 + 4 Zn + 8 HBr = PH3 + 4 ZnBr2 + 4 H2O
Cr + H3PO4 = CrPO4 + H2 =>
2 Cr + 2 H3PO4 = 2 CrPO4 + 3 H2
CoCl3 + Pb(NO3)2 = Co(NO3)3 + PbCl2 =>
2 CoCl3 + 3 Pb(NO3)2 = 2 Co(NO3)3 + 3 PbCl2
Cu() + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu() + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
NaOH + PbNO3 = Na(NO3) + Pb(OH) =>
NaOH + PbNO3 = Na(NO3) + Pb(OH)
Fe + HCl = FeCl3 + H2 =>
2 Fe + 6 HCl = 2 FeCl3 + 3 H2
TiCl4 + Na3PO4 = NaCl + Ti3(PO4)4 =>
3 TiCl4 + 4 Na3PO4 = 12 NaCl + Ti3(PO4)4
H + AsO4 + Zn(OH)2 = Zn(As)2 + H2O =>
18 H + 2 AsO4 + Zn(OH)2 = Zn(As)2 + 10 H2O
NH3 + Cl2 = HCl + N2 =>
2 NH3 + 3 Cl2 = 6 HCl + N2
H2SiF6 + H2SiO3 = SiF4 + H2O =>
2 H2SiF6 + H2SiO3 = 3 SiF4 + 3 H2O
H3PO4 = H3 + PO4 =>
H3PO4 = H3 + PO4
KMnO4 + H2SO4 = MnO2 + H2O + SO4 + K2SO4 =>
2 KMnO4 + 4 H2SO4 = 2 MnO2 + 4 H2O + 3 SO4 + K2SO4
ZnBr + KS = ZnS + KBr =>
ZnBr + KS = ZnS + KBr
Fe + K4(Fe(CN)6) = Fe(Fe(CN)6)3 + K2 =>
Fe + 3 K4(Fe(CN)6) = Fe(Fe(CN)6)3 + 6 K2
O2 + BaS = BaO + S =>
O2 + 2 BaS = 2 BaO + 2 S
Zn + H3PO4 = H + ZnHPO4 =>
Zn + H3PO4 = 2 H + ZnHPO4
Y2O3 + NF3 + O2 = YF3 + NO2 =>
2 Y2O3 + 4 NF3 + O2 = 4 YF3 + 4 NO2
TiCl4 + H2O = TiH2O + Cl2 =>
TiCl4 + H2O = TiH2O + 2 Cl2
Cl2 + SiF4 = Cl2F4 + Si =>
Cl2 + SiF4 = Cl2F4 + Si
C3H7OH(l) + Na(s) = C3H7ONa(aq) + H2(g) =>
2 C3H7OH(l) + 2 Na(s) = 2 C3H7ONa(aq) + H2(g)
Li(OH) + H(NO2) = H2O + Li(NO2) =>
Li(OH) + H(NO2) = H2O + Li(NO2)
CO2 + NH3 = CN4H8 + H2O =>
CO2 + 4 NH3 = CN4H8 + 2 H2O
NH3 + Cl2 = HCl + NCl3 =>
NH3 + 3 Cl2 = 3 HCl + NCl3
Cr2(SO4)3 = Cr{3+} + SO4{2-} =>
Cr2(SO4)3 = 2 Cr{3+} + 3 SO4{2-}
Zn + H2O + NaOH = Na2[Zn(OH)6] + H2 =>
Zn + 4 H2O + 2 NaOH = Na2[Zn(OH)6] + 2 H2
NaCl + Pb(C2H3O2)4 = NaC2H3O2 + PbCl4 =>
4 NaCl + Pb(C2H3O2)4 = 4 NaC2H3O2 + PbCl4
C5H90 + O2 = CO2 + H2O =>
2 C5H90 + 55 O2 = 10 CO2 + 90 H2O
CH3CH2OH + KMnO4 + H2SO4 = CH3CHOH + MnSO4 + K2SO4 + H2O =>
10 CH3CH2OH + 2 KMnO4 + 3 H2SO4 = 10 CH3CHOH + 2 MnSO4 + K2SO4 + 8 H2O
NH3 + Cl2 = NH4Cl + N2 =>
8 NH3 + 3 Cl2 = 6 NH4Cl + N2
Na3VO4 + Zn + HCl = VOCl2 + ZnCl2 + NaCl + H2O =>
2 Na3VO4 + Zn + 12 HCl = 2 VOCl2 + ZnCl2 + 6 NaCl + 6 H2O
PF5 + H2O = POF3 + (HF)2 =>
PF5 + H2O = POF3 + (HF)2
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Équations équilibrées sur12/13/24
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