| Équations équilibrées la veille |
Fe(ClO4)3 + 3 NaOH = Fe(OH)3 + 3 NaClO4
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
N2 + O2 = N2O4 =>
N2 + 2 O2 = N2O4
MgCl2 + H2SO4 = HCl + MgSO4 =>
MgCl2 + H2SO4 = 2 HCl + MgSO4
H3O{+} + Pb = Pb{2+} + H2O + H2 =>
2 H3O{+} + Pb = Pb{2+} + 2 H2O + H2
C3H6 + F2 = C3F8 + HF =>
C3H6 + 7 F2 = C3F8 + 6 HF
Ba(OH)2 + Al2O3 = Ba3(AlO3)2 + H2O =>
3 Ba(OH)2 + Al2O3 = Ba3(AlO3)2 + 3 H2O
H{+} + SO3{-2} + NO3{-2} = SO4{-} + NO + H2O =>
8 H{+} + 2 SO3{-2} + 3 NO3{-2} = 2 SO4{-} + 3 NO + 4 H2O
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
SO2Cl2H2SO4 = ClSO3H =>
SO2Cl2H2SO4 = 2 ClSO3H
N2O + H2 = NH3 + H2O2 =>
2 N2O + 7 H2 = 4 NH3 + H2O2
Sn + CO3 = Sn2CO3 =>
2 Sn + CO3 = Sn2CO3
CH3C(CH3)C(CH3)CH3 + K2Cr2O7 + H2SO4 = CH3C(CH3)O + Cr2(SO4)3 + K2SO4 + H2O =>
3 CH3C(CH3)C(CH3)CH3 + 2 K2Cr2O7 + 8 H2SO4 = 6 CH3C(CH3)O + 2 Cr2(SO4)3 + 2 K2SO4 + 8 H2O
H2SO4 = H2 + S + O2 =>
H2SO4 = H2 + S + 2 O2
H8B2O2O + H2O = HBO2 + H2 =>
H8B2O2O + H2O = 2 HBO2 + 4 H2
NH3 + HOOCCOOH = HOOCCOONH4 =>
NH3 + HOOCCOOH = HOOCCOONH4
NH4 + O2 = N2 + H2O =>
2 NH4 + 2 O2 = N2 + 4 H2O
H2SO3 + KMnO4 = H2S2O6 + K2S2O6 + MnS2O6 + H2O =>
10 H2SO3 + 2 KMnO4 = 2 H2S2O6 + K2S2O6 + 2 MnS2O6 + 8 H2O
CaBr + Cl2 = ClBr + Ca =>
2 CaBr + Cl2 = 2 ClBr + 2 Ca
PO42 + O2 = PO42O5 =>
2 PO42 + 5 O2 = 2 PO42O5
CO2 + H2 = C2H2O4 =>
2 CO2 + H2 = C2H2O4
Na3PO4 + NH5O = Na3NO5 + PH5 =>
Na3PO4 + NH5O = Na3NO5 + PH5
Sn0 + AgNo3 = Sn(No3)2 + Ag =>
Sn0 + 2 AgNo3 = Sn(No3)2 + 2 Ag
Fe3 + SnCl4 = FeCl3 + Sn3 =>
4 Fe3 + 9 SnCl4 = 12 FeCl3 + 3 Sn3
HC9H2O4 + H2O = C9H2O4 + H3O =>
HC9H2O4 + H2O = C9H2O4 + H3O
Cu(IO3)2 = Cu{2+} + IO3{-} =>
Cu(IO3)2 = Cu{2+} + 2 IO3{-}
CuCl2(aq) + Na2SO4(aq) = CuSO4(aq) + NaCl(s) =>
CuCl2(aq) + Na2SO4(aq) = CuSO4(aq) + 2 NaCl(s)
KI + Br = KBr2 + I =>
KI + 2 Br = KBr2 + I
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
Ca + N2 = Ca3N4 =>
3 Ca + 2 N2 = Ca3N4
NH3 + Co(H2O)6{2+} = Co(NH3)6{2+} + H2O =>
6 NH3 + Co(H2O)6{2+} = Co(NH3)6{2+} + 6 H2O
FeI3 + Co(ClO3)2 = Fe(ClO3)3 + CoI2 =>
2 FeI3 + 3 Co(ClO3)2 = 2 Fe(ClO3)3 + 3 CoI2
Cu(NO3)3 + NaNO3 = CuNO3 + Na(NO3)2 =>
Cu(NO3)3 + 2 NaNO3 = CuNO3 + 2 Na(NO3)2
C2H4OH(COOH)2 + NaOH = C2H4OH(COONa)2 + H2O =>
C2H4OH(COOH)2 + 2 NaOH = C2H4OH(COONa)2 + 2 H2O
H2O2 + SnCl2 + NaOH = H2O + NaCl + Na2SnO3 =>
H2O2 + SnCl2 + 4 NaOH = 3 H2O + 2 NaCl + Na2SnO3
MnCl2 + H2O + KMnO4 = MnO2 + H{+} + Cl{-} + K{+} =>
3 MnCl2 + 2 H2O + 2 KMnO4 = 5 MnO2 + 4 H{+} + 6 Cl{-} + 2 K{+}
HNO3 + I2 = HIO3 + NO2 + H2O =>
10 HNO3 + I2 = 2 HIO3 + 10 NO2 + 4 H2O
KSO + Al = AlO + KS =>
KSO + Al = AlO + KS
Mn(OH)2 + NH4Cl = MnCl2 + NH3 + H2O =>
Mn(OH)2 + 2 NH4Cl = MnCl2 + 2 NH3 + 2 H2O
ScCl3 + K2C2O4 = K[Sc(C2O4)2] + KCl =>
ScCl3 + 2 K2C2O4 = K[Sc(C2O4)2] + 3 KCl
NaNO2 + H2SO4 = NaSO4 + H2 + NO2 =>
NaNO2 + H2SO4 = NaSO4 + H2 + NO2
CH2OO2 = CO2H2O =>
CH2OO2 = CO2H2O
Al(OH)3 + KOH = KO + Al + H2O =>
Al(OH)3 + 3 KOH = 3 KO + Al + 3 H2O
XHNO2 = XHNO3 + XN2O + XH2O =>
4 XHNO2 = 2 XHNO3 + XN2O + XH2O
CHOOCH3 + NaOH = CH3COONa + H2O =>
CHOOCH3 + NaOH = CH3COONa + H2O
La200O300 + Ni100O100 + Fe200O300 + Ca100C100O300 + O200 = La80Ca20Fe95Ni5O300 + C100O200 =>
32 La200O300 + 4 Ni100O100 + 38 Fe200O300 + 16 Ca100C100O300 + 5 O200 = 80 La80Ca20Fe95Ni5O300 + 16 C100O200
P4 + H2O = HPO3 + H =>
P4 + 12 H2O = 4 HPO3 + 20 H
Ca + HCl = Ca(HCl)2 =>
Ca + 2 HCl = Ca(HCl)2
S2{-} + I{-} + O2 = SO4{-}2 + I =>
S2{-} + I{-} + 4 O2 = 2 SO4{-}2 + I
KCrO2 + NaOH = NaCrO2 + KOH =>
KCrO2 + NaOH = NaCrO2 + KOH
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Équations équilibrées sur01/08/25
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