| Équations équilibrées la veille |
Ca + CO2 + H2O = CaCO3 + H2
Cu + CuCl2 = Cu2Cl =>
3 Cu + CuCl2 = 2 Cu2Cl
Al + KOH + H2O = KAl(OH)4 + H2 =>
2 Al + 2 KOH + 6 H2O = 2 KAl(OH)4 + 3 H2
Ca + H2O(l) = CaO + H2 =>
Ca + H2O(l) = CaO + H2
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
Pb(NO3)2 + Co2(SO4)3 = Pb(SO4) + Co(NO3)3 =>
3 Pb(NO3)2 + Co2(SO4)3 = 3 Pb(SO4) + 2 Co(NO3)3
Cu(aq) + OH(aq) = Cu(OH)2(aq) =>
Cu(aq) + 2 OH(aq) = Cu(OH)2(aq)
C5H12(g) + O2 = CO2(g) + H2O =>
C5H12(g) + 8 O2 = 5 CO2(g) + 6 H2O
Li2CO3 + H2O = LiOH + H2CO3 =>
Li2CO3 + 2 H2O = 2 LiOH + H2CO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Al2(SO4)3 + CsOH = Al(OH)3 + Cs2SO4 =>
Al2(SO4)3 + 6 CsOH = 2 Al(OH)3 + 3 Cs2SO4
Mn3O4 = Mn + O2 =>
Mn3O4 = 3 Mn + 2 O2
CuCl(aq) + F2(g) = CuF(aq) + Cl2(g) =>
2 CuCl(aq) + F2(g) = 2 CuF(aq) + Cl2(g)
C6H12O6(ac) = C2H5OH(ac) + CO2(g) =>
C6H12O6(ac) = 2 C2H5OH(ac) + 2 CO2(g)
CuSO4*5H2O + Fe = Fe2(SO4)3 + Cu + H2O =>
3 CuSO4*5H2O + 2 Fe = Fe2(SO4)3 + 3 Cu + 15 H2O
CH3COOH + LiAlH4 + H2O = CH3CH2OH + Li2O + Al(OH)3 =>
4 CH3COOH + 2 LiAlH4 + 3 H2O = 4 CH3CH2OH + Li2O + 2 Al(OH)3
P + OH{-} + H2O = PH3 + H2PO4{-} =>
8 P + 3 OH{-} + 9 H2O = 5 PH3 + 3 H2PO4{-}
V2O + H2O = V2(OH)2 =>
V2O + H2O = V2(OH)2
Ag2O + C6H12O6 = Ag + CO2 + H2O =>
12 Ag2O + C6H12O6 = 24 Ag + 6 CO2 + 6 H2O
H3 + NO = H2O + N =>
2 H3 + 3 NO = 3 H2O + 3 N
CaSO4*H2O = CaSO4 + H2O =>
CaSO4*H2O = CaSO4 + H2O
Mg(s) + H2O(l) = MgO + H2 =>
Mg(s) + H2O(l) = MgO + H2
LiOH + Sr(NO3)2 = Li(NO3) + Sr(OH)2 =>
2 LiOH + Sr(NO3)2 = 2 Li(NO3) + Sr(OH)2
(NH4)2CO3(s) = NH3(g) + CO2(g) + H2O(g) =>
(NH4)2CO3(s) = 2 NH3(g) + CO2(g) + H2O(g)
C4H10S(l) + O2(g) = CO2 + H2O + SO3 =>
C4H10S(l) + 8 O2(g) = 4 CO2 + 5 H2O + SO3
Ba + SCN = BaSCN =>
Ba + SCN = BaSCN
CuCl + NH3 = Cu(NH3)2Cl =>
CuCl + 2 NH3 = Cu(NH3)2Cl
KH2PO4 + NaOH = KNa2PO4 + H2O =>
KH2PO4 + 2 NaOH = KNa2PO4 + 2 H2O
Cu(NO3)2 + Na2(SO4) = Cu(SO4) + NaNO3 =>
Cu(NO3)2 + Na2(SO4) = Cu(SO4) + 2 NaNO3
HOC6H4COOH + CH3OH = C7H8O3 + H2O =>
6 HOC6H4COOH + 7 CH3OH = 7 C7H8O3 + 4 H2O
NH4 + F2 = NF3 + HF =>
2 NH4 + 7 F2 = 2 NF3 + 8 HF
AlCl3 + NaNH2 = AlN + NaCl + N2 + H2 =>
AlCl3 + 3 NaNH2 = AlN + 3 NaCl + N2 + 3 H2
Pb(NO3)2 + NiCl2 = PbCl2 + Ni(NO3)2 =>
Pb(NO3)2 + NiCl2 = PbCl2 + Ni(NO3)2
H2Se + HNO3 = H2SeO4 + NO + H2O =>
3 H2Se + 8 HNO3 = 3 H2SeO4 + 8 NO + 4 H2O
Co + MgS = Co2S3 + Mg =>
2 Co + 3 MgS = Co2S3 + 3 Mg
Ca + Ni2(SO4)3 = CaSO4 + Ni =>
3 Ca + Ni2(SO4)3 = 3 CaSO4 + 2 Ni
HCl + NaHCO3(aq) = NaCl(aq) + H2O(l) + CO2(g) =>
HCl + NaHCO3(aq) = NaCl(aq) + H2O(l) + CO2(g)
Na2S + SO2 = Na2SO3 + S =>
2 Na2S + 3 SO2 = 2 Na2SO3 + 3 S
C15H14O6 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 C15H14O6 + 62 KMnO4 + 93 H2SO4 = 75 CO2 + 128 H2O + 31 K2SO4 + 62 MnSO4
K2Cr2O7 + H2O + S = SO2 + KOH + Cr2O3 =>
2 K2Cr2O7 + 2 H2O + 3 S = 3 SO2 + 4 KOH + 2 Cr2O3
MnO4 + Fe + H = Mn + FeH2O =>
MnO4 + 4 Fe + 8 H = Mn + 4 FeH2O
FeCl3*6H2O + K2C2O4*H2O = K3Fe(C2O4)3*3H2O + H2O + KCl =>
FeCl3*6H2O + 3 K2C2O4*H2O = K3Fe(C2O4)3*3H2O + 6 H2O + 3 KCl
Na2CuCl4 + Cu = NaCuCl2 =>
Na2CuCl4 + Cu = 2 NaCuCl2
CH4O + O2(g) = CO2(g) + H2O(g) =>
2 CH4O + 3 O2(g) = 2 CO2(g) + 4 H2O(g)
La + Br = LaBr3 =>
La + 3 Br = LaBr3
AgNO3 + C6H8O7 = AgO + CO2 + N2 + H2O =>
18 AgNO3 + 4 C6H8O7 = 18 AgO + 24 CO2 + 9 N2 + 16 H2O
Cr2O7{-2} + HNO2 + H{+} = Cr{3+} + NO3{-} + H2O =>
Cr2O7{-2} + 3 HNO2 + 5 H{+} = 2 Cr{3+} + 3 NO3{-} + 4 H2O
Ti3P4 = Ti + P =>
Ti3P4 = 3 Ti + 4 P
HCl + OH = H2O + Cl =>
HCl + OH = H2O + Cl
Ca(ClO) + HCl = CaCl2 + Cl2 + H2O =>
2 Ca(ClO) + 4 HCl = 2 CaCl2 + Cl2 + 2 H2O
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