| Équations équilibrées la veille |
10 KI + 2 NaNO3 + 6 H2SO4 = 5 I2 + 5 K2SO4 + Na2SO4 + N2 + 6 H2O
NaClO3 + C = NaCl + CO =>
NaClO3 + 3 C = NaCl + 3 CO
NaI + FeCl3 = FeCl2 + I2 + NaCl =>
2 NaI + 2 FeCl3 = 2 FeCl2 + I2 + 2 NaCl
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
Mg3(PO4)2 + NaNO3 = Mg(NO3)2 + Na3(PO4) =>
Mg3(PO4)2 + 6 NaNO3 = 3 Mg(NO3)2 + 2 Na3(PO4)
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NaOH(aq) + (NH4)2SO4(aq) = Na(NH4)2(aq) + SO4OH(s) =>
NaOH(aq) + (NH4)2SO4(aq) = Na(NH4)2(aq) + SO4OH(s)
Ni(OH)2 + HI = NiI + (H2O)2 + O =>
4 Ni(OH)2 + 4 HI = 4 NiI + 3(H2O)2 + 2 O
HI + CrCO3 = H2CO3 + CrI2 =>
2 HI + CrCO3 = H2CO3 + CrI2
BrO{-} + Fe(OH)2 + H2O = Br{-} + Fe(OH)3 =>
BrO{-} + 2 Fe(OH)2 + H2O = Br{-} + 2 Fe(OH)3
Al(s) + Mg(s) = AlMg(s) =>
Al(s) + Mg(s) = AlMg(s)
Ag(NO3)(aq) + AlI3(aq) = AgI(s) + Al(NO3)3(aq) =>
3 Ag(NO3)(aq) + AlI3(aq) = 3 AgI(s) + Al(NO3)3(aq)
FeOCr2O3 + K2CO3 + O2 = K2CrO4 + CO2 + Fe2O33 =>
4 FeOCr2O3 + 8 K2CO3 + 37 O2 = 8 K2CrO4 + 8 CO2 + 2 Fe2O33
CuBr2 + Li3P = Cu2P3 + (Li3)2 + (Br2)3 =>
12 CuBr2 + 18 Li3P = 6 Cu2P3 + 9(Li3)2 + 4(Br2)3
CoSO4 + KCl + KClO3 + H2O = Co(OH)2 + K2SO4 + Cl =>
3 CoSO4 + 5 KCl + KClO3 + 3 H2O = 3 Co(OH)2 + 3 K2SO4 + 6 Cl
ZnS + NH3 = [Zn(NH3)4]S =>
ZnS + 4 NH3 = [Zn(NH3)4]S
CH4 + S8 + H2O = H2S + C6H12O6 =>
12 CH4 + 3 S8 + 12 H2O = 24 H2S + 2 C6H12O6
Pt + (NO3)2 = Pt(NO3)2 =>
Pt + (NO3)2 = Pt(NO3)2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
BaCl2 + AgF = BaF2 + AgCl =>
BaCl2 + 2 AgF = BaF2 + 2 AgCl
H + FeO = Fe + H2O =>
2 H + FeO = Fe + H2O
Pb(NO3)2 + NaOH = PbNa + (NO3)2OH =>
Pb(NO3)2 + NaOH = PbNa + (NO3)2OH
Y2O3 + Al2O3 + Nd2O3 = Y288Nd12Al500O1200 =>
144 Y2O3 + 250 Al2O3 + 6 Nd2O3 = Y288Nd12Al500O1200
Sn + Na(NO3) = Na + Sn(NO3)2 =>
Sn + 2 Na(NO3) = 2 Na + Sn(NO3)2
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Fe(OH)3 + HNO3 = Fe(NO3)3 + H2O =>
Fe(OH)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O
C2H3O2 + H2O = CO2 + H =>
C2H3O2 + 2 H2O = 2 CO2 + 7 H
Cu2 + S8 = Cu4S =>
16 Cu2 + S8 = 8 Cu4S
AgNO3 + Ba(OH)2 = Ba(NO3)2 + Ag(OH) =>
2 AgNO3 + Ba(OH)2 = Ba(NO3)2 + 2 Ag(OH)
Cr2(SO4)3 + CsOH = Cs2SO4 + Cs[Cr(OH)4] =>
Cr2(SO4)3 + 8 CsOH = 3 Cs2SO4 + 2 Cs[Cr(OH)4]
KI + KNO2 + HCOOH = K2COOH + I2 + NO + H2O =>
6 KI + 2 KNO2 + 4 HCOOH = 4 K2COOH + 3 I2 + 2 NO + 2 H2O
MnO2 + H2S + H2SO4 = MnSO4 + H2O =>
4 MnO2 + H2S + 3 H2SO4 = 4 MnSO4 + 4 H2O
N(g) + H2(g) = NH3(g) =>
2 N(g) + 3 H2(g) = 2 NH3(g)
AgNO3 + (NH4)3PO4 = Ag3PO4 + NH4(NO3) =>
3 AgNO3 + (NH4)3PO4 = Ag3PO4 + 3 NH4(NO3)
KL + Cl = KCl + L =>
KL + Cl = KCl + L
C27H48H20 + O2 = H2O + CO2 =>
C27H48H20 + 44 O2 = 34 H2O + 27 CO2
HCl + Ca + CaCO3 = CO2 + CaCl + H2O =>
2 HCl + Ca + CaCO3 = CO2 + 2 CaCl + H2O
Mo + F2 = MoF6 =>
Mo + 3 F2 = MoF6
HgNO3 + HCl = HgCl2 + H2O + NO2 =>
HgNO3 + 2 HCl = HgCl2 + H2O + NO2
Li + Al(OH)3 = LiOH + Al =>
3 Li + Al(OH)3 = 3 LiOH + Al
CaCO3 + SiO2 = Ca4(SiO4)2 + CO2 =>
4 CaCO3 + 2 SiO2 = Ca4(SiO4)2 + 4 CO2
Cr(NO3) + Al = Al(NO3)3 + Cr =>
3 Cr(NO3) + Al = Al(NO3)3 + 3 Cr
Fe(NO3)2 + Na2SiO3 = FeSiO3 + NaNO3 =>
Fe(NO3)2 + Na2SiO3 = FeSiO3 + 2 NaNO3
KIO3 + H2SO3 = I2 + K2SO4 + H2O + H2SO4 =>
2 KIO3 + 5 H2SO3 = I2 + K2SO4 + H2O + 4 H2SO4
Li(NO3) + NaCl = LiCl + Na(NO3) =>
Li(NO3) + NaCl = LiCl + Na(NO3)
H2SO4(aq) + KO(aq) = KSO4(aq) + H2O(l) =>
H2SO4(aq) + KO(aq) = KSO4(aq) + H2O(l)
HCl + Na2CrO4(aq) = Na2Cr2O7 + H2O + NaCl =>
2 HCl + 2 Na2CrO4(aq) = Na2Cr2O7 + H2O + 2 NaCl
CaClO3 + KPO4 = CaPO4 + KClO3 =>
CaClO3 + KPO4 = CaPO4 + KClO3
C10H21Cl + Cl2 = C10H20Cl2 + HCl =>
C10H21Cl + Cl2 = C10H20Cl2 + HCl
Si(OH)4 + S = SiS2 + H2O + O2 =>
Si(OH)4 + 2 S = SiS2 + 2 H2O + O2
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Équations équilibrées sur12/13/24
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