| Équations équilibrées la veille |
NH2CONH2(s) + H2O = CO2 + 2 NH3
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
K2SO4 + Na2CO3 = K2CO3 + Na2SO4 =>
K2SO4 + Na2CO3 = K2CO3 + Na2SO4
ClO3{-} + H2S = Cl{-} + SO4{2-} + H{+} =>
4 ClO3{-} + 3 H2S = 4 Cl{-} + 3 SO4{2-} + 6 H{+}
FeSO4 + NaNO2 = Fe(NO)SO4 + NaO =>
FeSO4 + NaNO2 = Fe(NO)SO4 + NaO
Al2 + (OH)3 = Al2O3 + H2O =>
Al2 + 2(OH)3 = Al2O3 + 3 H2O
CaS + HNO3 = NO + S2 + H2O + Ca(NO3)2 =>
6 CaS + 16 HNO3 = 4 NO + 3 S2 + 8 H2O + 6 Ca(NO3)2
BeF2 + K2S = BeS + KF =>
BeF2 + K2S = BeS + 2 KF
Cr2O7{2-} + Sn{2+} + H{+} = Sn{+4} + Cr{+3} + H2O =>
Cr2O7{2-} + 3 Sn{2+} + 14 H{+} = 3 Sn{+4} + 2 Cr{+3} + 7 H2O
C(s) + H2(g) = C4H10(l) =>
4 C(s) + 5 H2(g) = C4H10(l)
AgNO3 + ZnCl2 = AgCl + Zn(NO3)2 =>
2 AgNO3 + ZnCl2 = 2 AgCl + Zn(NO3)2
KMnO4(s) + HCl(ac) = Cl2(g) + KCl + MnCl2 + H2O =>
2 KMnO4(s) + 16 HCl(ac) = 5 Cl2(g) + 2 KCl + 2 MnCl2 + 8 H2O
NaHSO3 + KHSO5 = H2SO4 + NaKSO4 =>
NaHSO3 + KHSO5 = H2SO4 + NaKSO4
MgO + (NHO3)2 = Mg(NO3)2 + H2O =>
MgO + (NHO3)2 = Mg(NO3)2 + H2O
Al + HNO3 = AlHNO3 =>
Al + HNO3 = AlHNO3
HC2H3O2 + NaHCO3 = H2O + CO2 + C2H3NaO2 =>
HC2H3O2 + NaHCO3 = H2O + CO2 + C2H3NaO2
Sr + Cu = SrCu =>
Sr + Cu = SrCu
FeSO4 = Fe{2+} + SO4{2-} =>
FeSO4 = Fe{2+} + SO4{2-}
Fe + HNO3(conc) = Fe(NO3)3 + H2 =>
2 Fe + 6 HNO3(conc) = 2 Fe(NO3)3 + 3 H2
Al + S8 = Al2S3 =>
16 Al + 3 S8 = 8 Al2S3
(CH3)3NHNO3 = (CH3)3NH + NO3 =>
(CH3)3NHNO3 = (CH3)3NH + NO3
CO2(g) + LiOH = Li2CO3 + H2O(l) =>
CO2(g) + 2 LiOH = Li2CO3 + H2O(l)
HNO3 + Na2CO3 = H2CO3 + NaNO3 =>
2 HNO3 + Na2CO3 = H2CO3 + 2 NaNO3
CaC2(aq) + H2O(l) = Ca(OH)2(aq) + C2H2(g) =>
CaC2(aq) + 2 H2O(l) = Ca(OH)2(aq) + C2H2(g)
Hg(NO3)2 + NaOH + KI = HgO + NaNO3 + HI + KOH =>
Hg(NO3)2 + 2 NaOH + KI = HgO + 2 NaNO3 + HI + KOH
K2HPO4 = K4P2O7 + H2O =>
2 K2HPO4 = K4P2O7 + H2O
NH4I(aq) + Cl2(g) = NH4Cl(aq) + I2(g) =>
2 NH4I(aq) + Cl2(g) = 2 NH4Cl(aq) + I2(g)
Na2CrO4 + Au(NO3)3 = NaNO3 + Au2(CrO4)3 =>
3 Na2CrO4 + 2 Au(NO3)3 = 6 NaNO3 + Au2(CrO4)3
CuSO4 + NaOH = Na2SO4 + Cu[OH]2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu[OH]2
BaCl2 + PbO2 + H2SO4 = Cl2 + PbSO4 + BaSO4 + H2O =>
BaCl2 + PbO2 + 2 H2SO4 = Cl2 + PbSO4 + BaSO4 + 2 H2O
Al + NO3{-} + OH{-} + H2O = Al(OH)4{-} + NH3 =>
8 Al + 3 NO3{-} + 5 OH{-} + 18 H2O = 8 Al(OH)4{-} + 3 NH3
C2O2 = CO =>
C2O2 = 2 CO
CuO + C(s) = Cu(s) + CO2(g) =>
2 CuO + C(s) = 2 Cu(s) + CO2(g)
NH4NO3NaOH = NH3NaNO3H2O =>
NH4NO3NaOH = NH3NaNO3H2O
CuCl2 + KF = CuF + KCl + F2 =>
2 CuCl2 + 4 KF = 2 CuF + 4 KCl + F2
Ca(HCO3)2 = CaCO3 + H2O + CO2Ca(HCO3)2 = CaCO3 + H2O + CO2 =>
2 Ca(HCO3)2 = CaCO3 + H2O + CO2Ca(HCO3)2
C2H3O2H + NaOH = H2O + NaC2H3O2 =>
C2H3O2H + NaOH = H2O + NaC2H3O2
Zn + S = Zn2S =>
2 Zn + S = Zn2S
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2 =>
Fe2O3 + MgCO3 = Mg(FeO2)2 + CO2
NaHSO4 + Ca(HCO3)2 = CaSO4 + Na2SO4 + H2O + CO2 =>
2 NaHSO4 + Ca(HCO3)2 = CaSO4 + Na2SO4 + 2 H2O + 2 CO2
Ag{+} + NaCl = AgCl + Na{+} =>
Ag{+} + NaCl = AgCl + Na{+}
Al2(CO3)3(s) + HCl(aq) = AlCl3(aq) + CO2(g) + H2O(l) =>
Al2(CO3)3(s) + 6 HCl(aq) = 2 AlCl3(aq) + 3 CO2(g) + 3 H2O(l)
H3AsO4 + Au(OH)3 = AuAsO4 + H2O =>
H3AsO4 + Au(OH)3 = AuAsO4 + 3 H2O
(NH4)3[RhCl6] + NH3 = [Rh(NH3)5Cl]Cl2 + NH4Cl =>
(NH4)3[RhCl6] + 5 NH3 = [Rh(NH3)5Cl]Cl2 + 3 NH4Cl
Copper(II)Sulfate + Iron(III)Chloride = Copper(II)Chloride + Iron(III)Sulfate =>
Copper(II)Sulfate + Iron(III)Chloride = Copper(II)Chloride + Iron(III)Sulfate
C2H5NO2 = C + H + N + O =>
C2H5NO2 = 2 C + 5 H + N + 2 O
Cu(s) + Ag(NO3) = Cu(NO3) + Ag =>
Cu(s) + Ag(NO3) = Cu(NO3) + Ag
Pb + Ag2SO4 = Ag + Pb(SO4)2 =>
Pb + 2 Ag2SO4 = 4 Ag + Pb(SO4)2
MgO + Cl2 = MgCl2 + O2 =>
2 MgO + 2 Cl2 = 2 MgCl2 + O2
Zn + NH4NO3 = N2 + ZnO + H2O =>
Zn + NH4NO3 = N2 + ZnO + 2 H2O
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Équations équilibrées sur10/16/24
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