| Équations équilibrées la veille | Équations équilibrées le lendemain |
CrO3 + 3 H2 = Cr + 3 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe2O3 + C = CO + Fe =>
Fe2O3 + 3 C = 3 CO + 2 Fe
PbO + NH3 = Pb + H2O + N =>
3 PbO + 2 NH3 = 3 Pb + 3 H2O + 2 N
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Ca(H2PO4)2 + NaHCO3 = CO2 + H2O + CaHPO4 + Na2HPO4 =>
Ca(H2PO4)2 + 2 NaHCO3 = 2 CO2 + 2 H2O + CaHPO4 + Na2HPO4
FeS + H2SO4 = FeSO4 + H2S =>
FeS + H2SO4 = FeSO4 + H2S
Ag2S + HCl = AgCl + H2S(g) =>
Ag2S + 2 HCl = 2 AgCl + H2S(g)
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Zn + NiCl2 = ZnCl2 + Ni =>
Zn + NiCl2 = ZnCl2 + Ni
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Ca + N2 = CaN =>
2 Ca + N2 = 2 CaN
Na + HCl = H2 + NaCl =>
2 Na + 2 HCl = H2 + 2 NaCl
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
I2 + H2S = HI + S2 =>
2 I2 + 2 H2S = 4 HI + S2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
Fe2O3 + C = Fe + CO2(g) =>
2 Fe2O3 + 3 C = 4 Fe + 3 CO2(g)
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Al(NO3)3 + H2S = Al2S3 + HNO3 =>
2 Al(NO3)3 + 3 H2S = Al2S3 + 6 HNO3
I + H2S = HI + S =>
2 I + H2S = 2 HI + S
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
I2 + H2S = HI + S =>
I2 + H2S = 2 HI + S
Na + Fe2S3 = NaFe + S =>
2 Na + Fe2S3 = 2 NaFe + 3 S
CaSO3 + H3PO4 = Ca3(PO4)2 + H2SO3 =>
3 CaSO3 + 2 H3PO4 = Ca3(PO4)2 + 3 H2SO3
Mg + Fe2S3 = MgS + Fe =>
3 Mg + Fe2S3 = 3 MgS + 2 Fe
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
Br2 + H2 = HBr =>
Br2 + H2 = 2 HBr
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Ca3(PO4)2 + SiO2 + C = CaSiO3 + CO + P =>
Ca3(PO4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + 5 CO + 2 P
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Be + N2 = Be3N2 =>
3 Be + N2 = Be3N2
C5H4N4O3 + HOCl = CNCl + NCl3 + CO2 + H2O =>
C5H4N4O3 + 6 HOCl = 3 CNCl + NCl3 + 2 CO2 + 5 H2O
Hg(NO3)2 + NaI = HgI2 + NaNO3 =>
Hg(NO3)2 + 2 NaI = HgI2 + 2 NaNO3
Ca(ClO2)2 + HNO3 = HClO2 + Ca(NO3)2 =>
Ca(ClO2)2 + 2 HNO3 = 2 HClO2 + Ca(NO3)2
CO = C + O2 =>
2 CO = 2 C + O2
PbO + NH3 = Pb + H2O + N =>
3 PbO + 2 NH3 = 3 Pb + 3 H2O + 2 N
H2S + O2 = H2O + S =>
2 H2S + O2 = 2 H2O + 2 S
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Zn + AgNO3 = Zn(NO3)2 + Ag =>
Zn + 2 AgNO3 = Zn(NO3)2 + 2 Ag
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
FeS + H2SO4 = FeSO4 + H2S =>
FeS + H2SO4 = FeSO4 + H2S
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/25/20
Équations équilibrées sur05/25/19
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