Équations équilibrées la veille |
P4O10 + 3 HCl = POCl3 + 3 HPO3
O5 = O6 =>
6 O5 = 5 O6
SiClClClCl + HHO = HHHHSiOOOO + HCl =>
SiClClClCl + 4 HHO = HHHHSiOOOO + 4 HCl
Al4C3 + HOH = CH4 + Al(OH)3 =>
Al4C3 + 12 HOH = 3 CH4 + 4 Al(OH)3
ZnSO4() + NaOH() = Zn(OH)2 + Na2SO4() =>
ZnSO4() + 2 NaOH() = Zn(OH)2 + Na2SO4()
CoCl3*5NH3 + AgNO3 = AgCl + [Co(NH3)5Cl] + NO3 =>
CoCl3*5NH3 + 2 AgNO3 = 2 AgCl + [Co(NH3)5Cl] + 2 NO3
N2O4(aq) + N2H4(aq) = N2(g) + H2O(g) =>
N2O4(aq) + 2 N2H4(aq) = 3 N2(g) + 4 H2O(g)
NiSO4 + Na2CO3 + H2O = Ni(OH)2 + Na2SO4 + NaHCO3 =>
NiSO4 + 2 Na2CO3 + 2 H2O = Ni(OH)2 + Na2SO4 + 2 NaHCO3
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Al + KNO3 + KOH + H2O = NH3 + K3[Al(OH)4] =>
8 Al + KNO3 + 23 KOH + 6 H2O = NH3 + 8 K3[Al(OH)4]
C2H2(acetylene) + CuCl = HCl + C2HCu =>
C2H2(acetylene) + CuCl = HCl + C2HCu
PbS + HNO3 = PbSO4 + NO + H2O =>
3 PbS + 8 HNO3 = 3 PbSO4 + 8 NO + 4 H2O
NH3 + CaCO3 = NH3CO2 + CaO =>
NH3 + CaCO3 = NH3CO2 + CaO
LiOH + CaCrO4 = Li2CrO4 + Ca(OH)2 =>
2 LiOH + CaCrO4 = Li2CrO4 + Ca(OH)2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
HCNOH2 = NH3 + CO =>
HCNOH2 = NH3 + CO
NaCO3 + H2SO4 = NaHSO4 + HCO3 =>
NaCO3 + H2SO4 = NaHSO4 + HCO3
H2SO4 + BaCl2 = HCl + BaSO4 =>
H2SO4 + BaCl2 = 2 HCl + BaSO4
CaO + F2 = CaF2 + O2 =>
2 CaO + 2 F2 = 2 CaF2 + O2
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Ba2CO3CO2H2O = (Ba(HCO3))2 =>
Ba2CO3CO2H2O = (Ba(HCO3))2
Li + HSO3 = Li(HSO3)2 =>
Li + 2 HSO3 = Li(HSO3)2
Kl + AgNO3 = KlNO3 + Ag =>
Kl + AgNO3 = KlNO3 + Ag
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
BaCl2 + Na2SO4 = BaSO4 + NaCl =>
BaCl2 + Na2SO4 = BaSO4 + 2 NaCl
K + Mg2 = KMg =>
2 K + Mg2 = 2 KMg
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
KIO3 + HCl = KICl1 + Cl2 + H2O =>
2 KIO3 + 12 HCl = 2 KICl1 + 5 Cl2 + 6 H2O
CH3COONa + H2SO4 + C2H5OH = CH3COOC2H5 + Na2SO4 + H2O =>
2 CH3COONa + H2SO4 + 2 C2H5OH = 2 CH3COOC2H5 + Na2SO4 + 2 H2O
H2S + NaOH = Na2S + H2O =>
H2S + 2 NaOH = Na2S + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
K2SO3 + SiO2 = K2SiO2 + SO3 =>
K2SO3 + SiO2 = K2SiO2 + SO3
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Na2S2O5 + SeO2 + H2O = Na2SO4 + H2SO4 + Se =>
Na2S2O5 + SeO2 + H2O = Na2SO4 + H2SO4 + Se
Pb + KClO3 = Pb(ClO3) + K =>
Pb + KClO3 = Pb(ClO3) + K
Ca(H2PO4)2 + NaHCO3 = Ca3(PO4)2 + Na2HPO4 + CO2 + H2O =>
3 Ca(H2PO4)2 + 8 NaHCO3 = Ca3(PO4)2 + 4 Na2HPO4 + 8 CO2 + 8 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
Fe(OH)2 + H3PO4 = Fe3(PO4)2 + H2O =>
3 Fe(OH)2 + 2 H3PO4 = Fe3(PO4)2 + 6 H2O
H2S + Sr(OH)2 = SrS(aq) + H2O(l) =>
H2S + Sr(OH)2 = SrS(aq) + 2 H2O(l)
Fe + S + HCl = FeSCl + H =>
Fe + S + HCl = FeSCl + H
HClO + KOH = ClOK + H2O =>
HClO + KOH = ClOK + H2O
AgNO3 + MgCl2 = AgCl + Mg(NO3)2 =>
2 AgNO3 + MgCl2 = 2 AgCl + Mg(NO3)2
Pb(ClO3)2 + KI = PbI2 + K(ClO3) =>
Pb(ClO3)2 + 2 KI = PbI2 + 2 K(ClO3)
Fe(NO3)3 + KOH = Fe(OH)3 + K(NO3) =>
Fe(NO3)3 + 3 KOH = Fe(OH)3 + 3 K(NO3)
C2H5COOH + Na = C2H5COONa + H2 =>
2 C2H5COOH + 2 Na = 2 C2H5COONa + H2
FeSO4 + KClO3 + H2O2 = FeCl2O9 + K2SO3 + H2O =>
FeSO4 + 2 KClO3 + 2 H2O2 = FeCl2O9 + K2SO3 + 2 H2O
KBr + H2O = KOH + Br2 + H2 =>
2 KBr + 2 H2O = 2 KOH + Br2 + H2
NH3 + CaCO3 = NH3CO2 + CaO =>
NH3 + CaCO3 = NH3CO2 + CaO
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