Équations équilibrées la veille |
3 CaO + 2 H3PO4 = Ca3(PO4)2 + 3 H2O
Zn(OH)2 + NaCl = ZnCl2 + NaOH =>
Zn(OH)2 + 2 NaCl = ZnCl2 + 2 NaOH
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Pb + ClCr3 = PbCr + Cl2 =>
6 Pb + 2 ClCr3 = 6 PbCr + Cl2
FeCl2 + CS2 = Fe + S + CCl4 =>
2 FeCl2 + CS2 = 2 Fe + 2 S + CCl4
(Na2)(CO3) + CaCl2 = NaCl + Ca(CO3) =>
(Na2)(CO3) + CaCl2 = 2 NaCl + Ca(CO3)
HS2O3{-} = HSO4{-} + S + OH{-} =>
3 HS2O3{-} = 2 HSO4{-} + 4 S + OH{-}
NH3 + F2 = N2F4 + HF =>
2 NH3 + 5 F2 = N2F4 + 6 HF
CO(g) + H2(g) = C8H18(l) + H2O =>
8 CO(g) + 17 H2(g) = C8H18(l) + 8 H2O
Zn + Cl2H2 = H2 + ZnCl2 =>
Zn + Cl2H2 = H2 + ZnCl2
Fe2O3 + H2 = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
MgCl + NH4NO3 = Mg(NO3) + NH4Cl =>
MgCl + NH4NO3 = Mg(NO3) + NH4Cl
BaSO4 + NaHCO3 = Ba(HCO3) + NaSO4 =>
BaSO4 + NaHCO3 = Ba(HCO3) + NaSO4
FeH + OH = FeH2O =>
FeH + OH = FeH2O
Cu(OH)2 + NH3*H2O = [Cu(NH3)6](OH)2 + H2O =>
Cu(OH)2 + 6 NH3*H2O = [Cu(NH3)6](OH)2 + 6 H2O
Fe + Cu2(SO4) = Fe2(SO4)3 + Cu =>
2 Fe + 3 Cu2(SO4) = Fe2(SO4)3 + 6 Cu
Ba(No3)2 + H2SO4 = BaSO4 + H(No3) =>
Ba(No3)2 + H2SO4 = BaSO4 + 2 H(No3)
Hg(NO3)2 + NH4(SCN) = Hg(SCN)2 + NH4NO3 =>
Hg(NO3)2 + 2 NH4(SCN) = Hg(SCN)2 + 2 NH4NO3
(CuOH)2CO3 + NH4OH = (Cu(NH3)4)CO3 + (Cu(NH3)4)(OH)2 + H2O =>
(CuOH)2CO3 + 8 NH4OH = (Cu(NH3)4)CO3 + (Cu(NH3)4)(OH)2 + 8 H2O
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
C4H7Br + KOH = KBr + H2O + C4H6 =>
C4H7Br + KOH = KBr + H2O + C4H6
Cu + H2SO4 + H2O2 = CuSO4 + H2O =>
Cu + H2SO4 + H2O2 = CuSO4 + 2 H2O
Hg + H2SO4 = HgSO4 + H2 =>
Hg + H2SO4 = HgSO4 + H2
HgI + O = HgO + I =>
HgI + O = HgO + I
Ag{+)+Cu{-} = Ag+Cu =>
Ag{+)+Cu{-} = Ag+Cu
Br2 + CrI3 = CrBr + I2 =>
Br2 + 2 CrI3 = 2 CrBr + 3 I2
CoSO4 + KOH = Co(OH)2 + K2SO4 =>
CoSO4 + 2 KOH = Co(OH)2 + K2SO4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
NO2 + O2 = N2O5 =>
4 NO2 + O2 = 2 N2O5
Sm3 + F = SmF3 =>
Sm3 + 9 F = 3 SmF3
MgCl + CaCO3 = MgCO3 + CaCl =>
MgCl + CaCO3 = MgCO3 + CaCl
NH4Cl + Na2SiO3 = NH3 + NaCl + H2SiO3 =>
2 NH4Cl + Na2SiO3 = 2 NH3 + 2 NaCl + H2SiO3
Zn(NO3)2 + K2SO4 = ZnSO4 + KNO3 =>
Zn(NO3)2 + K2SO4 = ZnSO4 + 2 KNO3
HCOH + [O] = HCOOH =>
HCOH + [O] = HCOOH
KCN + Cu2SO4 = CuCN + K2SO4 =>
2 KCN + Cu2SO4 = 2 CuCN + K2SO4
NH2(g) + O2(g) + CH4(g) = HCN(aq) + H2O(l) =>
4 NH2(g) + 5 O2(g) + 4 CH4(g) = 4 HCN(aq) + 10 H2O(l)
NH4OH + KOH = NH4K + H2O2 =>
NH4OH + KOH = NH4K + H2O2
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Na[Sn(OH)4] + CH3COOH = CH3COONa + Sn(OH)3 + H2O =>
Na[Sn(OH)4] + CH3COOH = CH3COONa + Sn(OH)3 + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
CaCO3 + CO2 + H2O = Ca(HCO3)2 =>
CaCO3 + CO2 + H2O = Ca(HCO3)2
CO2 + Ca(OH)2 = CaCO3 + H2O =>
CO2 + Ca(OH)2 = CaCO3 + H2O
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
HClO3(aq) + Ca(OH)2(s) = Ca(ClO3)2(aq) + H2O(l) =>
2 HClO3(aq) + Ca(OH)2(s) = Ca(ClO3)2(aq) + 2 H2O(l)
Cu(s) + HCl(aq) = CuCl2(aq) + H2(g) =>
Cu(s) + 2 HCl(aq) = CuCl2(aq) + H2(g)
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
C2H5NH2 + HBr = C2H5Br + NH3 =>
C2H5NH2 + HBr = C2H5Br + NH3
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