| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Al2(SO4)3 + KOH = Al(OH)3 + K2SO4 =>
Al2(SO4)3 + 6 KOH = 2 Al(OH)3 + 3 K2SO4
CaO + Na2CO3 = CaCO3 + Na2O =>
CaO + Na2CO3 = CaCO3 + Na2O
HgS + HNO3 + HCl = S + HgCl2 + NO + H2O =>
3 HgS + 2 HNO3 + 6 HCl = 3 S + 3 HgCl2 + 2 NO + 4 H2O
CO2 + H2O = C6H2O6 + O2 =>
12 CO2 + 2 H2O = 2 C6H2O6 + 7 O2
C6H5NO2 + H2 = C6H5NH3 + H2O =>
2 C6H5NO2 + 7 H2 = 2 C6H5NH3 + 4 H2O
CH3CHO + Cu{2+} + OH{-} = CH3COOH + Cu2O + H2O =>
CH3CHO + 2 Cu{2+} + 4 OH{-} = CH3COOH + Cu2O + 2 H2O
H2SO4 + B(OH)3 = B2(SO4)3 + H2O =>
3 H2SO4 + 2 B(OH)3 = B2(SO4)3 + 6 H2O
Ba(No3)2 + H3Po4 = Ba3(Po4)2 + HNo3 =>
3 Ba(No3)2 + 2 H3Po4 = Ba3(Po4)2 + 6 HNo3
C72H112N2O22S + O2 = CO2 + H2O + SO3 + CO(NH2) =>
2 C72H112N2O22S + 177 O2 = 140 CO2 + 108 H2O + 2 SO3 + 4 CO(NH2)
Na + Co2 = Na2Co3 =>
4 Na + 3 Co2 = 2 Na2Co3
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
HCl(aq) + NaOH(aq) = H2O(l) + NaCl(aq) =>
HCl(aq) + NaOH(aq) = H2O(l) + NaCl(aq)
BaSO3 + C = BaS + CO2 =>
2 BaSO3 + 3 C = 2 BaS + 3 CO2
CH3OH + CH3CH2CH2COOH = CH3CH2CH2COOCH3 + H2O =>
CH3OH + CH3CH2CH2COOH = CH3CH2CH2COOCH3 + H2O
C2H2 + H2O = CH3COH =>
C2H2 + H2O = CH3COH
C8H6O4 + NaOH = C8H4O4Na2 + H2O =>
C8H6O4 + 2 NaOH = C8H4O4Na2 + 2 H2O
Na2O2(s) + H2O(l) = NaOH(aq) + O2(g) =>
2 Na2O2(s) + 2 H2O(l) = 4 NaOH(aq) + O2(g)
CaCl2 + PbCO3 = CaCO3 + PbCl2 =>
CaCl2 + PbCO3 = CaCO3 + PbCl2
FeCl3 + KOH = KCl + Fe(OH)3 =>
FeCl3 + 3 KOH = 3 KCl + Fe(OH)3
Ca(OH)2 + HNo3 = Ca(No3)2 + H2O =>
Ca(OH)2 + 2 HNo3 = Ca(No3)2 + 2 H2O
CH3COOH + OH = CH3COO + H2O =>
CH3COOH + OH = CH3COO + H2O
HClO3 + CsOH = CsClO3 + H2O =>
HClO3 + CsOH = CsClO3 + H2O
CH3OH + C2H5COOH = C2H5COOCH3 + H2O =>
CH3OH + C2H5COOH = C2H5COOCH3 + H2O
CH3NH2 + H2O = CH3NH3 + OH =>
CH3NH2 + H2O = CH3NH3 + OH
HNO3 + Na = NaNO3 + N2O + H2O =>
10 HNO3 + 8 Na = 8 NaNO3 + N2O + 5 H2O
AlMg + HCl = AlCl + H2 + MgCl =>
AlMg + 2 HCl = AlCl + H2 + MgCl
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Fe2S3 + O2 + H2O = Fe(OH)3 + S =>
2 Fe2S3 + 3 O2 + 6 H2O = 4 Fe(OH)3 + 6 S
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mg + Fe(No3)3 = Mg(No3)2 + Fe =>
3 Mg + 2 Fe(No3)3 = 3 Mg(No3)2 + 2 Fe
CdS + HNO3 = Cd(NO3)2 + S + NO + H2O =>
3 CdS + 8 HNO3 = 3 Cd(NO3)2 + 3 S + 2 NO + 4 H2O
HCOOH + Cu(OH)2 = HCOOOH + Cu2O + H2O =>
HCOOH + 2 Cu(OH)2 = HCOOOH + Cu2O + 2 H2O
SeCl6 + O2 = SeO2 + Cl3 =>
SeCl6 + O2 = SeO2 + 2 Cl3
H2SO4 + Ca(OH)2 = CaSO4 + H2O =>
H2SO4 + Ca(OH)2 = CaSO4 + 2 H2O
BF3 + NH3 = F3BNH3 =>
BF3 + NH3 = F3BNH3
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
HCOOH + Cu(OH)2 = Cu(HCOO)2 + H2O =>
2 HCOOH + Cu(OH)2 = Cu(HCOO)2 + 2 H2O
C6H5NH2 + Br2 = C6NH2BrH4 + HBr =>
C6H5NH2 + Br2 = C6NH2BrH4 + HBr
KMNO4 + HCl = KCl + MNCl2 + H2O + Cl2 =>
2 KMNO4 + 16 HCl = 2 KCl + 2 MNCl2 + 8 H2O + 5 Cl2
C12H22O11 + H20 = C2H5OH + CO2 =>
15 C12H22O11 + 3 H20 = 65 C2H5OH + 50 CO2
CH3NH2 + H2O = CH3NH3 + OH =>
CH3NH2 + H2O = CH3NH3 + OH
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H2O2 = H2 + O2 =>
H2O2 = H2 + O2
C2H6 + O2 = H2O + CO2 =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
CuCl2 + Fe = FeCl2 + Cu =>
CuCl2 + Fe = FeCl2 + Cu
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/05/19
Équations équilibrées sur04/04/18
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