Équations équilibrées la veille |
Mn(s) + 2 HCl = MnCl2 + H2
H(OH) + SO3 = H2(SO4) =>
H(OH) + SO3 = H2(SO4)
Be + Fe2S3 = Fe + BeS =>
3 Be + Fe2S3 = 2 Fe + 3 BeS
Fe2O2 + Ca = CaO + Fe =>
Fe2O2 + 2 Ca = 2 CaO + 2 Fe
HClO4 + NH3 = NH4ClO4 =>
HClO4 + NH3 = NH4ClO4
Li(s) + HCl(aq) = LiCl(s) + H =>
Li(s) + HCl(aq) = LiCl(s) + H
C7H5NaO3 + H2SO4 = (C7H4O2Na)2SO4 + H2O =>
2 C7H5NaO3 + H2SO4 = (C7H4O2Na)2SO4 + 2 H2O
N2H8 + SO4 + NaOH = Na2SO4 + NH3 + H2O =>
N2H8 + SO4 + 2 NaOH = Na2SO4 + 2 NH3 + 2 H2O
Fe(SO4)2 + K + SCN = Fe(SCN)2 + K2SO4 =>
Fe(SO4)2 + 4 K + 2 SCN = Fe(SCN)2 + 2 K2SO4
Be + Fe2S3 = Fe + BeS =>
3 Be + Fe2S3 = 2 Fe + 3 BeS
H2O2 + KSCN = NH3 + KHCO3 + H2SO4 + H2O =>
4 H2O2 + KSCN = NH3 + KHCO3 + H2SO4 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Fe(s) + Cl2(g) = FeCl2(cr) =>
Fe(s) + Cl2(g) = FeCl2(cr)
Be + Fe2S3 = Fe + BeS =>
3 Be + Fe2S3 = 2 Fe + 3 BeS
CH3COCH3COO + CH2NHCOCH3COOH = CH3CNOCOCH2 + CH3COOH =>
CH3COCH3COO + CH2NHCOCH3COOH = CH3CNOCOCH2 + 2 CH3COOH
Li2CO3 + H2O = LiOH + LiHCO3 =>
Li2CO3 + H2O = LiOH + LiHCO3
HCI + AI = H2 + AICI =>
2 HCI + 2 AI = H2 + 2 AICI
Mg + AgNO3 = Ag + Mg(NO3)2Mg =>
2 Mg + 2 AgNO3 = 2 Ag + Mg(NO3)2Mg
Be + Fe2S3 = Fe + BeS =>
3 Be + Fe2S3 = 2 Fe + 3 BeS
Ca2 + O2 = CaO =>
Ca2 + O2 = 2 CaO
NaHCO3 + Ba(OH)2 = Ba(HCO3)2 + NaOH =>
2 NaHCO3 + Ba(OH)2 = Ba(HCO3)2 + 2 NaOH
Sr + SO4 = SrSO4 =>
Sr + SO4 = SrSO4
Ca(PO4)2 + KNO3 = KPO4 + Ca(NO3)2 =>
Ca(PO4)2 + 2 KNO3 = 2 KPO4 + Ca(NO3)2
Bi(s) + F2(g) = BiF2 =>
Bi(s) + F2(g) = BiF2
Zn(NO3)2 + NH3 = HNO3 + Zn3N2 =>
3 Zn(NO3)2 + 2 NH3 = 6 HNO3 + Zn3N2
Be + Fe2S3 = Fe + BeS =>
3 Be + Fe2S3 = 2 Fe + 3 BeS
Zn(NO3) + Cu = CuNO3 + Zn =>
Zn(NO3) + Cu = CuNO3 + Zn
Al(OH)3 + Na2O = Al2O3 + NaOH =>
2 Al(OH)3 + 3 Na2O = Al2O3 + 6 NaOH
Be + Fe2S3 = Fe + BeS =>
3 Be + Fe2S3 = 2 Fe + 3 BeS
ZnO + Ca(OH)2 = Zn(OH)2 + CaO =>
ZnO + Ca(OH)2 = Zn(OH)2 + CaO
Ag2O(s) + H2O(l) + NaNO3(aq) + NH3(aq) = NaOH(aq) + Ag(NH3)2NO3(aq) =>
Ag2O(s) + H2O(l) + 2 NaNO3(aq) + 4 NH3(aq) = 2 NaOH(aq) + 2 Ag(NH3)2NO3(aq)
Ni(NO3)2 + NaOH = Na(NO3) + Ni(OH)2 =>
Ni(NO3)2 + 2 NaOH = 2 Na(NO3) + Ni(OH)2
Li(s) + H2O(s) = LiOH(s) + H2(s) =>
2 Li(s) + 2 H2O(s) = 2 LiOH(s) + H2(s)
MgCuCl2 = MgCl2Cu =>
MgCuCl2 = MgCl2Cu
KMnO4(aq) + H2C2O4(aq) + H2SO4(aq) = MnSO4(aq) + CO2(g) + H2O + K2SO4(aq) =>
2 KMnO4(aq) + 5 H2C2O4(aq) + 3 H2SO4(aq) = 2 MnSO4(aq) + 10 CO2(g) + 8 H2O + K2SO4(aq)
Na3PO4 + BaCl2 = Ba3(PO4)2(s) + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2(s) + 6 NaCl
I2 + S2O3Na2 = NaI + S4O6Na2 =>
I2 + 2 S2O3Na2 = 2 NaI + S4O6Na2
CH3C(CH3CH3OH) + HCl = CH3C(CH3CH3Cl) + H2O =>
CH3C(CH3CH3OH) + HCl = CH3C(CH3CH3Cl) + H2O
C2H6O6(aq) + NaOH(aq) = Na2C2H4O6(aq) + H2O(l) =>
C2H6O6(aq) + 2 NaOH(aq) = Na2C2H4O6(aq) + 2 H2O(l)
H3AsO3 + HCl + Zn = ZnCl2 + H2O + AsH3 =>
H3AsO3 + 6 HCl + 3 Zn = 3 ZnCl2 + 3 H2O + AsH3
MgH = H + Mg =>
MgH = H + Mg
NaOH + KHP = Na2P2 + K + H2O =>
2 NaOH + 2 KHP = Na2P2 + 2 K + 2 H2O
NH3(aq) + H2O(l) = NH4OH =>
NH3(aq) + H2O(l) = NH4OH
NaCl + Ba(HCO3)2 = NaOH + BaCl2 + CO2 =>
2 NaCl + Ba(HCO3)2 = 2 NaOH + BaCl2 + 2 CO2
CH3COONa + KOH = CH4 + K2CO3 + NaOH =>
CH3COONa + 2 KOH = CH4 + K2CO3 + NaOH
Ra(NO3)2 + (NH4)2S = NH4NO3 + RaS =>
Ra(NO3)2 + (NH4)2S = 2 NH4NO3 + RaS
Be + Fe2S3 = Fe + BeS =>
3 Be + Fe2S3 = 2 Fe + 3 BeS
NH4ClO4 + Mg = MgO + HCl + H2O + N2 =>
2 NH4ClO4 + 5 Mg = 5 MgO + 2 HCl + 3 H2O + N2
NaOHH2O = NaH3O2 =>
NaOHH2O = NaH3O2
Fe3O4 + CO = Fe + CO2 =>
Fe3O4 + 4 CO = 3 Fe + 4 CO2
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