Équations équilibrées la veille |
CuBr2 + NaI = CuI + NaBr2
Ni + O = NiO2 =>
Ni + 2 O = NiO2
Zn + HgSO4 = Zn(SO4) + Hg =>
Zn + HgSO4 = Zn(SO4) + Hg
As + OH{-} = AsO3{-3} + H2 =>
2 As + 6 OH{-} = 2 AsO3{-3} + 3 H2
K3N + CaCl2 = KCl + Ca3N2 =>
2 K3N + 3 CaCl2 = 6 KCl + Ca3N2
SO2(g) + H2O(l) = H2SO3(l) =>
SO2(g) + H2O(l) = H2SO3(l)
Tb + O2 = TbO2 =>
Tb + O2 = TbO2
CO + H2 = C8H18 + H2O =>
8 CO + 17 H2 = C8H18 + 8 H2O
Mn + Na = MnNa2 =>
Mn + 2 Na = MnNa2
NaOH + H2CO3 = NaHCO3 + H2O =>
NaOH + H2CO3 = NaHCO3 + H2O
Ca(OH)2 + PO4H3 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 PO4H3 = Ca3(PO4)2 + 6 H2O
CaH2(s) + H2O(i) = Ca(OH)2(aq) + H2(g) =>
CaH2(s) + 2 H2O(i) = Ca(OH)2(aq) + 2 H2(g)
SO2(g) + H2O(l) = H2SO3(ac) =>
SO2(g) + H2O(l) = H2SO3(ac)
Zn + HgSO4 = Zn(SO4) + Hg =>
Zn + HgSO4 = Zn(SO4) + Hg
CaO2H2 + H3PO4 = CaHPO4 + H2O =>
CaO2H2 + H3PO4 = CaHPO4 + 2 H2O
Tb + O2 = Tb2O3 =>
4 Tb + 3 O2 = 2 Tb2O3
CrI3 + Cl2 + NaOH = Na2CrO4 + NaIO3 + NaCl + H2O =>
2 CrI3 + 21 Cl2 + 52 NaOH = 2 Na2CrO4 + 6 NaIO3 + 42 NaCl + 26 H2O
SO2(g) + H2O(l) = H2SO3(g) =>
SO2(g) + H2O(l) = H2SO3(g)
AgS = S + Ag =>
AgS = S + Ag
Tb + O2 = Tb2O7 =>
4 Tb + 7 O2 = 2 Tb2O7
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
SO2(g) + H2O(l) = H2SO3 =>
SO2(g) + H2O(l) = H2SO3
C6H5OH + H2S + H2O = H2SO4 + CH4 =>
2 C6H5OH + 5 H2S + 18 H2O = 5 H2SO4 + 12 CH4
Hf + C = HfC =>
Hf + C = HfC
HNO3 + Sn(OH)4 = Sn(NO3)4 + H2O =>
4 HNO3 + Sn(OH)4 = Sn(NO3)4 + 4 H2O
Ce + O2 = CeO =>
2 Ce + O2 = 2 CeO
Zn + HgSO4 = Zn(SO4) + Hg =>
Zn + HgSO4 = Zn(SO4) + Hg
Fe(NO3)3 + NaH2PO4 = FePO4 + NaNO3 + HNO3 =>
Fe(NO3)3 + NaH2PO4 = FePO4 + NaNO3 + 2 HNO3
PbCO3 + HC2H3O2 = Pb(C2H3O2)2 + H2O + CO2 =>
PbCO3 + 2 HC2H3O2 = Pb(C2H3O2)2 + H2O + CO2
NaCl + Ba(NO3)2 = Na(NO3) + BaCl2 =>
2 NaCl + Ba(NO3)2 = 2 Na(NO3) + BaCl2
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
Ce + O2 = Ce2O3 =>
4 Ce + 3 O2 = 2 Ce2O3
FeSO4 + NO = Fe(NO)SO4 =>
FeSO4 + NO = Fe(NO)SO4
Al + HBr = AlBr3 + H2 =>
2 Al + 6 HBr = 2 AlBr3 + 3 H2
FeSO4 + C6H8O7 = C12H10Fe3O14 + H2SO4 =>
3 FeSO4 + 2 C6H8O7 = C12H10Fe3O14 + 3 H2SO4
K2Cr2O7 + CuS + H2SO4 = CuSO4 + K2SO4 + Cr2(SO4)3 + H2O =>
4 K2Cr2O7 + 3 CuS + 16 H2SO4 = 3 CuSO4 + 4 K2SO4 + 4 Cr2(SO4)3 + 16 H2O
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2 =>
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2
SO3(g) + H2O(l) = H2SO4(aq) =>
SO3(g) + H2O(l) = H2SO4(aq)
NaCl + Ba(No3)2 = NaNo3 + BaCl2 =>
2 NaCl + Ba(No3)2 = 2 NaNo3 + BaCl2
NH3 + NaClO = H2O + N2H4 + NaCl =>
2 NH3 + NaClO = H2O + N2H4 + NaCl
Na[Al(OH)4] + SO3 = NaHSO4 + Al(OH)3 =>
Na[Al(OH)4] + SO3 = NaHSO4 + Al(OH)3
C + HF = CF4 + H2 =>
C + 4 HF = CF4 + 2 H2
Al2O3 + RbOH + H2O = Rb3[Al(OH)6] =>
Al2O3 + 6 RbOH + 3 H2O = 2 Rb3[Al(OH)6]
Nb + NbI5 = Nb6I11 =>
19 Nb + 11 NbI5 = 5 Nb6I11
Ca(ClO)2 + Na2(SO4) = NaClO + Ca(SO4) =>
Ca(ClO)2 + Na2(SO4) = 2 NaClO + Ca(SO4)
BaO(s) + SO3(g) = BaSO4(s) =>
BaO(s) + SO3(g) = BaSO4(s)
(NH4)2C2O4 + NaCl = Na2C2O4 + NH4Cl =>
(NH4)2C2O4 + 2 NaCl = Na2C2O4 + 2 NH4Cl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
(CH4)9(C3H8)2 + O2 = CO2 + H2O =>
(CH4)9(C3H8)2 + 28 O2 = 15 CO2 + 26 H2O
SeS2 + O2 = SeO2 + SO2 =>
SeS2 + 3 O2 = SeO2 + 2 SO2
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