| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KO2 + 2 CO2 = 2 K2CO3 + 3 O2
H2 + Na = NaH =>
H2 + 2 Na = 2 NaH
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H2O2 + BrN3 = NO2 + HBrO3 + H2O =>
17 H2O2 + 2 BrN3 = 6 NO2 + 2 HBrO3 + 16 H2O
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
C4H9OH + O2 = CO2 + H2O =>
C4H9OH + 6 O2 = 4 CO2 + 5 H2O
Cu + HNO3 = Cu(NO3)2 + H2O + NO2 =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 H2O + 2 NO2
NiI2 + Ca(OH) = Ni(OH) + CaI2 =>
NiI2 + Ca(OH) = Ni(OH) + CaI2
Cr2O3 + Si = Cr + SiO2 =>
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
CH5OH + O2 = CO2 + H2O =>
CH5OH + 2 O2 = CO2 + 3 H2O
CaCO3 + HCl = CaCl2 + H2O + CO2 =>
CaCO3 + 2 HCl = CaCl2 + H2O + CO2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Ag + HNO3 = AgNO3 + NO + H2O =>
3 Ag + 4 HNO3 = 3 AgNO3 + NO + 2 H2O
Al + H2So4 = Al2(So4)3 + H2 =>
2 Al + 3 H2So4 = Al2(So4)3 + 3 H2
Fe(OH)2 + O2 + H2O = Fe(OH)3 =>
4 Fe(OH)2 + O2 + 2 H2O = 4 Fe(OH)3
Mg + Br2 = MgBr2 =>
Mg + Br2 = MgBr2
HG + S = HGS =>
HG + S = HGS
Fe + H2SO4 = Fe2(SO4)3 + S + H2O =>
2 Fe + 4 H2SO4 = Fe2(SO4)3 + S + 4 H2O
C2H5OH + O2 = CH3COOH + H2O =>
C2H5OH + O2 = CH3COOH + H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Na2CO3 + Mg(NO3)2 = NaNO3 + MgCO3 =>
Na2CO3 + Mg(NO3)2 = 2 NaNO3 + MgCO3
Zn + HCl = ZnCl + H =>
Zn + HCl = ZnCl + H
BaS + PtCl2 = PtS + BaCl2 =>
BaS + PtCl2 = PtS + BaCl2
Cu + HNO3 = Cu(NO3)2 + H2O + NO =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 4 H2O + 2 NO
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
H2S + HNO3 = NO + S + H2O =>
3 H2S + 2 HNO3 = 2 NO + 3 S + 4 H2O
NH3 + H2SO4 = (NH4)2SO4 =>
2 NH3 + H2SO4 = (NH4)2SO4
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
S2 + Cl2 = SCl2 =>
S2 + 2 Cl2 = 2 SCl2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
C6H5OH + NAOH = C6H5ONA + H2O =>
C6H5OH + NAOH = C6H5ONA + H2O
FeCl3 + NaOH = Fe(OH)3 + NaCl =>
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
CH3Cl + KOH = CH3OH + KCl =>
CH3Cl + KOH = CH3OH + KCl
Pb(NO3)2(aq) + NaI(aq) = NaNO3(aq) + PbI2(s) =>
Pb(NO3)2(aq) + 2 NaI(aq) = 2 NaNO3(aq) + PbI2(s)
CH4O + O2 = H2O + CO2 =>
2 CH4O + 3 O2 = 4 H2O + 2 CO2
S + HNO3 = H2SO4 + NO =>
S + 2 HNO3 = H2SO4 + 2 NO
HCHO + Cu(OH)2 = Cu2O + CO2 + H2O =>
HCHO + 4 Cu(OH)2 = 2 Cu2O + CO2 + 5 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
SO3{2}{-} + CrO4{2}{-} + H2O = CrO2{+}{-} + SO4{2}{-} + OH{+}- =>
3 SO3{2}{-} + 2 CrO4{2}{-} + H2O = 2 CrO2{+}{-} + 3 SO4{2}{-} + 2 OH{+}-
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
HCOOK + KMNO4 + H2SO4 = CO2 + MNSO4 + K2SO4 + H2O =>
10 HCOOK + 4 KMNO4 + 11 H2SO4 = 10 CO2 + 4 MNSO4 + 7 K2SO4 + 16 H2O
K2O + H2O = KOH =>
K2O + H2O = 2 KOH
MnO4{-} + CrI2 + H2O = MnO2 + Cr(OH)3 + IO3{-} + OH{-} =>
13 MnO4{-} + 3 CrI2 + 8 H2O = 13 MnO2 + 3 Cr(OH)3 + 6 IO3{-} + 7 OH{-}
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
P + HNO3 + H2O = H3PO4 + NO =>
3 P + 5 HNO3 + 2 H2O = 3 H3PO4 + 5 NO
KClO3 + H2SO4 = KHSO4 + HClO4 + ClO2 + H2O =>
3 KClO3 + 3 H2SO4 = 3 KHSO4 + HClO4 + 2 ClO2 + H2O
Cr2O3 + C = Cr + CO =>
Cr2O3 + 3 C = 2 Cr + 3 CO
Cr2O3 + HCl = CrCl3 + H2O =>
Cr2O3 + 6 HCl = 2 CrCl3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/09/19
Équations équilibrées sur04/08/18
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