| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KI + 2 NaNO2 + 2 H2SO4 = I2 + 2 NO + K2SO4 + Na2SO4 + 2 H2O
KOH + H3Po4 = K3Po4 + H2O =>
3 KOH + H3Po4 = K3Po4 + 3 H2O
Br2 + H2O + SO2 = HBr + H2SO4 =>
Br2 + 2 H2O + SO2 = 2 HBr + H2SO4
Cu(s) + AgNO3(aq) = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3(aq) = Cu(NO3)2(aq) + 2 Ag(s)
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
HNO3(aq) + NaOH(aq) = NaNO3(aq) + H2O(l) =>
HNO3(aq) + NaOH(aq) = NaNO3(aq) + H2O(l)
C2H4O2 + O2 = CO2 + H2O =>
C2H4O2 + 2 O2 = 2 CO2 + 2 H2O
K2SO4(aq) + BaCl2(aq) = KCl(aq) + BaSO4(s) =>
K2SO4(aq) + BaCl2(aq) = 2 KCl(aq) + BaSO4(s)
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
SrCO3 + CdCO3 + (NH4)2HPO4 = SrCdP2O7 + CO2 + NH3 + H2O =>
SrCO3 + CdCO3 + 2(NH4)2HPO4 = SrCdP2O7 + 2 CO2 + 4 NH3 + 3 H2O
LiOH + MgCO3 = LiCO3 + MgOH =>
LiOH + MgCO3 = LiCO3 + MgOH
Mg + CO2 + O2 = MgCO3 =>
2 Mg + 2 CO2 + O2 = 2 MgCO3
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
N2 + Cl2 = NCl3 =>
N2 + 3 Cl2 = 2 NCl3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Br2 + HClO + H2O = HBrO3 + HCl =>
Br2 + 5 HClO + H2O = 2 HBrO3 + 5 HCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
FeCl3 + Na2S = Fe2S3 + NaCl =>
2 FeCl3 + 3 Na2S = Fe2S3 + 6 NaCl
Ca(s) + N2(g) = Ca3N2(s) =>
3 Ca(s) + N2(g) = Ca3N2(s)
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
HI + KOH = KI + H2O =>
HI + KOH = KI + H2O
Al + Cl2 = AlCl3 =>
2 Al + 3 Cl2 = 2 AlCl3
Na2S + HCl = NaCl + H2S =>
Na2S + 2 HCl = 2 NaCl + H2S
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
CH3(CH2)6CH3 + O2 = CO2 + H2O =>
2 CH3(CH2)6CH3 + 25 O2 = 16 CO2 + 18 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
HA + NaOH = H2O + NaA =>
HA + NaOH = H2O + NaA
Fe(s) + O2(g) = FeO(s) =>
2 Fe(s) + O2(g) = 2 FeO(s)
H3BO3 + H3LiO2 = Li2B4O7 + H2O =>
4 H3BO3 + 2 H3LiO2 = Li2B4O7 + 9 H2O
CaCl2(s) + KBr(aq) = KCl(aq) + CaBr2(aq) =>
CaCl2(s) + 2 KBr(aq) = 2 KCl(aq) + CaBr2(aq)
HCl + NAOH = NACl + H2O =>
HCl + NAOH = NACl + H2O
H2O2 = O2 + H2O =>
2 H2O2 = O2 + 2 H2O
Na3PO4 + BaCl2 = Ba3(PO4)2 + NaCl =>
2 Na3PO4 + 3 BaCl2 = Ba3(PO4)2 + 6 NaCl
CH3COOC2H5 + NAOH = C2H5OH + CH3COONA =>
CH3COOC2H5 + NAOH = C2H5OH + CH3COONA
Fe2O3(s) + H2(g) = Fe(s) + H2O(l) =>
Fe2O3(s) + 3 H2(g) = 2 Fe(s) + 3 H2O(l)
Ba + O2 = BaO2 =>
Ba + O2 = BaO2
AlBr3 + O2 = Al2O3 + Br2 =>
4 AlBr3 + 3 O2 = 2 Al2O3 + 6 Br2
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
CaO + HCl = CaCl2 + H2O =>
CaO + 2 HCl = CaCl2 + H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
BN(s) + F2(g) = BF3(s) + N2(g) =>
2 BN(s) + 3 F2(g) = 2 BF3(s) + N2(g)
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/02/19
Équations équilibrées sur11/01/18
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