Équations équilibrées la veille |
Mg3N2 + 3 H2O = 3 MgO + 2 NH3
Zn(OH) + HNO3 = Zn + H2O + NO3 =>
Zn(OH) + HNO3 = Zn + H2O + NO3
Fe(OH)2 + (NH3OH)Cl + H2O = Fe(OH)3 + NH4Cl =>
2 Fe(OH)2 + (NH3OH)Cl + H2O = 2 Fe(OH)3 + NH4Cl
C4H8(OH)2 + H2O2 = C4H6O2 + H2O =>
C4H8(OH)2 + 2 H2O2 = C4H6O2 + 4 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Na2PO3 + AgNO3 = Na2NO3 + AgPO3 =>
Na2PO3 + AgNO3 = Na2NO3 + AgPO3
Mg2Si + NH4Cl = SiH4 + MgCl2 + NH3 =>
Mg2Si + 4 NH4Cl = SiH4 + 2 MgCl2 + 4 NH3
Zn + Mg2(SO4) = Mg + Zn2(SO4) =>
2 Zn + Mg2(SO4) = 2 Mg + Zn2(SO4)
AlCl3 + H2O = Cl2 + H2 + Al2O3 =>
2 AlCl3 + 3 H2O = 3 Cl2 + 3 H2 + Al2O3
Cu + H2SO4 = CuSO4 + H2 =>
Cu + H2SO4 = CuSO4 + H2
Cr(NO3)3 + NaOH = NaNO3 + Cr(OH)3 =>
Cr(NO3)3 + 3 NaOH = 3 NaNO3 + Cr(OH)3
CuCl2 + AgNO3 = Cu(NO3)2 + AgCl = =>
CuCl2 + 2 AgNO3 = Cu(NO3)2 + 2 AgCl
N2H4 = N2 + NH3 =>
3 N2H4 = N2 + 4 NH3
K + F = KF =>
K + F = KF
HgCl2 = Cl2Hg =>
HgCl2 = Cl2Hg
K2CO3 + HNO3 = KNO3 + H2O + CO2 =>
K2CO3 + 2 HNO3 = 2 KNO3 + H2O + CO2
HCN + NH3 = NH4CN =>
HCN + NH3 = NH4CN
H2CO3(aq) + NaOH(aq) = H2O(aq) + Na2CO3 =>
H2CO3(aq) + 2 NaOH(aq) = 2 H2O(aq) + Na2CO3
Cu(OH)2ZnSO4 = Zn(OH)2CuSO4 =>
Cu(OH)2ZnSO4 = Zn(OH)2CuSO4
SnS + Na2S = Na2SnS2 =>
SnS + Na2S = Na2SnS2
C + S = CS2 =>
C + 2 S = CS2
C6H5ONa + CH3COOH = C6H5OH + CH3COONa =>
C6H5ONa + CH3COOH = C6H5OH + CH3COONa
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaCO3(s) + HCl(aq) = CaCl2 + CO2(aq) + H2O(l) =>
CaCO3(s) + 2 HCl(aq) = CaCl2 + CO2(aq) + H2O(l)
K2S = K2 + S2 =>
2 K2S = 2 K2 + S2
Fe + H2O + FeSiO = Fe2SiO4 + H2 =>
Fe + 3 H2O + FeSiO = Fe2SiO4 + 3 H2
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
K2S = K2 + S2 =>
2 K2S = 2 K2 + S2
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
Mg + CH3CO2H = Mg(CH3CO2) + H2 =>
2 Mg + 2 CH3CO2H = 2 Mg(CH3CO2) + H2
COKOH = HCOOK =>
COKOH = HCOOK
SO4 + Pb(NO3)2 = Pb(SO4)2 + NO3 =>
2 SO4 + Pb(NO3)2 = Pb(SO4)2 + 2 NO3
K2CrO4 + K2S + H2O = K3[Cr(OH)6] + S + KOH =>
2 K2CrO4 + 3 K2S + 8 H2O = 2 K3[Cr(OH)6] + 3 S + 4 KOH
PbCl2 + AgNO3 = Pb(NO3)2 + AgCl =>
PbCl2 + 2 AgNO3 = Pb(NO3)2 + 2 AgCl
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2 =>
ZnI2 + Ca(OH)2 = Zn(OH)2 + CaI2
Li2OBeO = Li2BeO2 =>
Li2OBeO = Li2BeO2
AlO2 = Al + O2 =>
AlO2 = Al + O2
SO4 + Pb(NO3)2 = Pb(SO4)2 + NO3 =>
2 SO4 + Pb(NO3)2 = Pb(SO4)2 + 2 NO3
CuSO4 + Fe = FeSO4 + Cu =>
CuSO4 + Fe = FeSO4 + Cu
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
SO4 + Pb(NO3)2 = Pb(SO4)2 + NO3 =>
2 SO4 + Pb(NO3)2 = Pb(SO4)2 + 2 NO3
C6H5NO2 + Fe + HCl = C6H5NH2 + FeCl3 + H2O =>
C6H5NO2 + 2 Fe + 6 HCl = C6H5NH2 + 2 FeCl3 + 2 H2O
SO4 + Pb(NO3)2 = Pb(SO4)2 + NO3 =>
2 SO4 + Pb(NO3)2 = Pb(SO4)2 + 2 NO3
Ca(OH)2FeS = CaSFe(OH)2 =>
Ca(OH)2FeS = CaSFe(OH)2
Si2O4 = Si + O2 =>
Si2O4 = 2 Si + 2 O2
H2SO4 + BaCl2 = HCl + BaSO4 =>
H2SO4 + BaCl2 = 2 HCl + BaSO4
Hg + HPbO2{-} + H{+} = HgO + Pb + H2O =>
Hg + HPbO2{-} + H{+} = HgO + Pb + H2O
CH3CH2OH + KMnO4 + H2SO4 = CH3COH + MnSO4 + H2O + KSO4 =>
2 CH3CH2OH + KMnO4 + 2 H2SO4 = 2 CH3COH + MnSO4 + 4 H2O + KSO4
Cl2 + Ca = CaCl =>
Cl2 + 2 Ca = 2 CaCl
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