| Équations équilibrées la veille |
H2 + 2 Cl = 2 HCl
C5H9O + O2 = CO2 + H2O =>
4 C5H9O + 27 O2 = 20 CO2 + 18 H2O
(H2O)2 = H2O = O2 =>
(H2O)2 = 2 H2O
CaF2 + MnO + H2 = Mn + CaO + HF =>
CaF2 + MnO + H2 = Mn + CaO + 2 HF
BaCl + NaCl = BaNa + Cl =>
BaCl + NaCl = BaNa + 2 Cl
NaH2PO4 + Pb(NO3)2 = NaNO3 + Pb3(PO4)2 + H3PO4 =>
6 NaH2PO4 + 3 Pb(NO3)2 = 6 NaNO3 + Pb3(PO4)2 + 4 H3PO4
Pb(HCO3)4 = PbO2 + CO2 + H2O =>
Pb(HCO3)4 = PbO2 + 4 CO2 + 2 H2O
HCOOH + CH3NH2 = CH3CONH2 + H2O =>
HCOOH + CH3NH2 = CH3CONH2 + H2O
Mn(NO3)2 + NaBiO3 + HNO3 = MnO4 + BiONO3 + NaNO3 + H2O =>
Mn(NO3)2 + 3 NaBiO3 + 4 HNO3 = MnO4 + 3 BiONO3 + 3 NaNO3 + 2 H2O
FeCrO4 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 FeCrO4 + 4 K2CO3 + O2 = 2 Fe2O3 + 4 K2CrO4 + 4 CO2
NH3 + NO = NH3NO =>
NH3 + NO = NH3NO
N2O(g) + O2 = NO2 =>
2 N2O(g) + 3 O2 = 4 NO2
FeCrO4 + K2CO3 + O2 = Fe2O3 + K2CrO4 + CO2 =>
4 FeCrO4 + 4 K2CO3 + O2 = 2 Fe2O3 + 4 K2CrO4 + 4 CO2
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
FeCl3 + Ca = Fe3Ca2 + Cl2 =>
6 FeCl3 + 4 Ca = 2 Fe3Ca2 + 9 Cl2
C4H10O + I2 + NaOH = CHI3 + NaI + H2O =>
C4H10O + 8 I2 + 4 NaOH = 4 CHI3 + 4 NaI + 5 H2O
Al3 + H2SO4 = Al2S3O12 + H =>
2 Al3 + 9 H2SO4 = 3 Al2S3O12 + 18 H
CuSO4 + H2O = H2SO4 + Cu + OH =>
CuSO4 + 2 H2O = H2SO4 + Cu + 2 OH
Br2(l) + KI(aq) = KBr(aq) + I2(l) =>
Br2(l) + 2 KI(aq) = 2 KBr(aq) + I2(l)
K2Cr2O7 + H2SO4 + C2H5OH = C2H4O + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 C2H5OH = 3 C2H4O + Cr2(SO4)3 + K2SO4 + 7 H2O
S8(s) + Cl2(g) = SCl3(s) =>
S8(s) + 12 Cl2(g) = 8 SCl3(s)
Fe + O2 = Fe3O4 =>
3 Fe + 2 O2 = Fe3O4
Ni + Co = Ni2Co3 =>
2 Ni + 3 Co = Ni2Co3
HCl + BaOH = BaH + ClOH =>
HCl + BaOH = BaH + ClOH
LiOH*H2O + H3BO3 = LiBO2 + H2O =>
LiOH*H2O + H3BO3 = LiBO2 + 3 H2O
FeCl2 + Ag3PO4 = Fe3(PO4)2 + AgCl =>
3 FeCl2 + 2 Ag3PO4 = Fe3(PO4)2 + 6 AgCl
Cu3AsS4 + O2 = Cu2S + As2O3 + SO2 =>
4 Cu3AsS4 + 13 O2 = 6 Cu2S + 2 As2O3 + 10 SO2
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
AgNO3 + MgS = AgS + MgNO3 =>
AgNO3 + MgS = AgS + MgNO3
Fe3N4 = Fe4 + N3 =>
12 Fe3N4 = 9 Fe4 + 16 N3
Li(s) + Fe(NO3)3(aq) = Li(NO3) + Fe =>
3 Li(s) + Fe(NO3)3(aq) = 3 Li(NO3) + Fe
SO3{2-} + MnO4{-} + H3O{+} = SO4{2-} + Mn{2+} + H2O =>
5 SO3{2-} + 2 MnO4{-} + 6 H3O{+} = 5 SO4{2-} + 2 Mn{2+} + 9 H2O
NH4Cl + NaSiO2 = NH4SiO2 + NaCl =>
NH4Cl + NaSiO2 = NH4SiO2 + NaCl
BaBr2 + NaCO3 = Ba(CO3)2 + NaBr =>
BaBr2 + 2 NaCO3 = Ba(CO3)2 + 2 NaBr
CHOOH + KOH = CH3OK + O2 =>
CHOOH + KOH = CH3OK + O2
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
Na2Cr2O7 + H2S + HCl = S + CrCl3 + NaCl + H2O =>
Na2Cr2O7 + 3 H2S + 8 HCl = 3 S + 2 CrCl3 + 2 NaCl + 7 H2O
C5N4H12 + H2O = CH2O + NH4OH =>
C5N4H12 + 9 H2O = 5 CH2O + 4 NH4OH
CH3COOH + OH = CH3COO + H2O =>
CH3COOH + OH = CH3COO + H2O
H2S + Cd(OH)2 = CdH2S2 + H2O =>
2 H2S + Cd(OH)2 = CdH2S2 + 2 H2O
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Pb(CO3)2 = Pb2(O4) + CO2 =>
2 Pb(CO3)2 = Pb2(O4) + 4 CO2
PbO2 + H + SO4 = PbSO4 + H2O =>
PbO2 + 4 H + SO4 = PbSO4 + 2 H2O
HN03 + NaHCO3 = NaN03 + H2O + CO2 =>
HN03 + NaHCO3 = NaN03 + H2O + CO2
P4 + Cl2 = PCl3 =>
P4 + 6 Cl2 = 4 PCl3
KIO3 + SO2 + H2O = I2 + H2SO4 + KHSO4 =>
2 KIO3 + 5 SO2 + 4 H2O = I2 + 3 H2SO4 + 2 KHSO4
H2O2 + KOH + K2CrO4 = H2O + K3CrO8 =>
7 H2O2 + 2 KOH + 2 K2CrO4 = 8 H2O + 2 K3CrO8
BeO2 + Ba(OH)2 = BaBeO3 + H2O =>
BeO2 + Ba(OH)2 = BaBeO3 + H2O
Sc2O3 + H2O = Sc(OH)3 =>
Sc2O3 + 3 H2O = 2 Sc(OH)3
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Équations équilibrées sur01/07/25
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