| Équations équilibrées la veille |
O2 + Ba = BaO2
Al3C2 + H2O = Al(oh)3 + CH2 + O2 =>
Al3C2 + 2 H2O = Al(oh)3 + 2 CH2 + O2
Na2S2O3 + CuSO4 = Na2SO4 + CuS + SO2 =>
4 Na2S2O3 + 3 CuSO4 = 4 Na2SO4 + 3 CuS + 4 SO2
NaClO + SO2 + H2O = NaCl + Na2SO4 + HClO3 =>
7 NaClO + SO2 + H2O = 5 NaCl + Na2SO4 + 2 HClO3
Pb + NaOH = Na + Pb(OH)4 =>
Pb + 4 NaOH = 4 Na + Pb(OH)4
C4H8 + O2 = CO1 + H2O =>
C4H8 + 4 O2 = 4 CO1 + 4 H2O
C55H80O5 + CH3OH = CH3(CH2)16COOCH3 + C3H5(OH)3 =>
17 C55H80O5 + 375 CH3OH = 50 CH3(CH2)16COOCH3 + 120 C3H5(OH)3
Cu(No3)2 + NaOH = Cu(OH) + Na(No3)2 =>
Cu(No3)2 + NaOH = Cu(OH) + Na(No3)2
Fe + Ge = FeGe =>
Fe + Ge = FeGe
N6 + H12 = NH4 =>
N6 + 2 H12 = 6 NH4
Al(s) + I(s) = Al2I6(s) =>
2 Al(s) + 6 I(s) = Al2I6(s)
H2SO4 + PbSO3 = PbSO4 + SO3 + H2 =>
H2SO4 + PbSO3 = PbSO4 + SO3 + H2
I{-} + SO4{2-} + H2O = I2 + H2S + OH{-} =>
8 I{-} + SO4{2-} + 6 H2O = 4 I2 + H2S + 10 OH{-}
Al(ClO3)3 + CaI2 = AlI3 + Ca(ClO3)2 =>
2 Al(ClO3)3 + 3 CaI2 = 2 AlI3 + 3 Ca(ClO3)2
KBr + H3PO4 = HBr + K3PO4 =>
3 KBr + H3PO4 = 3 HBr + K3PO4
HCl + C2H3NaO2 = HC2H3O2 + NaCl =>
HCl + C2H3NaO2 = HC2H3O2 + NaCl
BaBr2 + K2Cr2O7 + H3PO4 = Br2 + CrP04 + Ba3(PO4)2 + K3PO4 + H2O =>
78 BaBr2 + 3 K2Cr2O7 + 78 H3PO4 = 78 Br2 + 6 CrP04 + 26 Ba3(PO4)2 + 2 K3PO4 + 117 H2O
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
K2ZnO2 + HNO3 = KNO3 + Zn(OH)NO3 + H2O =>
K2ZnO2 + 3 HNO3 = 2 KNO3 + Zn(OH)NO3 + H2O
H2S + NO2 = SO2 + N2 + H2O =>
4 H2S + 6 NO2 = 4 SO2 + 3 N2 + 4 H2O
SeCl6 + O2 = SeO2 + Cl2 =>
SeCl6 + O2 = SeO2 + 3 Cl2
OH{-} + Br2 + Cr(OH)3 = Br{-} + CrO4{-}2 + H2O =>
5 OH{-} + 2 Br2 + Cr(OH)3 = 4 Br{-} + CrO4{-}2 + 4 H2O
NaCl = Cl2 + Na =>
2 NaCl = Cl2 + 2 Na
Fe{2+} + NO3{-} + H{+} = Fe{3+} + H2O + NO =>
3 Fe{2+} + NO3{-} + 4 H{+} = 3 Fe{3+} + 2 H2O + NO
KCl2 + SrNO3 = KNO3 + SrCl2 =>
KCl2 + SrNO3 = KNO3 + SrCl2
C + H2 + O2 = C5H10O2 =>
5 C + 5 H2 + O2 = C5H10O2
Mg + SnSO = MgSO + Sn =>
Mg + SnSO = MgSO + Sn
SrCl2 + H2O = H2 + Cl2 + Sr(OH)2 =>
SrCl2 + 2 H2O = H2 + Cl2 + Sr(OH)2
BiCl2 + H2S = Bi2S2 + HCl =>
2 BiCl2 + 2 H2S = Bi2S2 + 4 HCl
ZnOH + HSO = ZnSO + H2O =>
ZnOH + HSO = ZnSO + H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
Ca(OH)2 + HCH3CO2 = Ca(CH3)2 + H2O + CO2 =>
Ca(OH)2 + 2 HCH3CO2 = Ca(CH3)2 + 2 H2O + 2 CO2
Ba(CIO3)2 + Na2S = BaS + NaCIO3 =>
Ba(CIO3)2 + Na2S = BaS + 2 NaCIO3
CH3CH2CH2CH2CH2CH2OH + O2 = CO2 + H2O =>
CH3CH2CH2CH2CH2CH2OH + 9 O2 = 6 CO2 + 7 H2O
Cr + Sb2O3 = Sb + Cr2O3 =>
2 Cr + Sb2O3 = 2 Sb + Cr2O3
Cu2O + HCl + H2O + O2 = Cu2Cl(OH)3 =>
2 Cu2O + 2 HCl + 2 H2O + O2 = 2 Cu2Cl(OH)3
KBr + Al = AlBr3 + K =>
3 KBr + Al = AlBr3 + 3 K
NiCl2(aq) + KNO3(aq) = KC(aq)l + Ni(NO3)2(s) =>
NiCl2(aq) + 2 KNO3(aq) = 2 KC(aq)l + Ni(NO3)2(s)
C17H35COOH + KOH = CO2 + H2O + K2 =>
C17H35COOH + 104 KOH = 18 CO2 + 70 H2O + 52 K2
C3H8O + KMnO4 + H2SO4 = C3H6O + K2SO4 + MnSO4 + H2O =>
5 C3H8O + 2 KMnO4 + 3 H2SO4 = 5 C3H6O + K2SO4 + 2 MnSO4 + 8 H2O
NaOH + HCH3HOO = NaCH3HOO + H2O =>
NaOH + HCH3HOO = NaCH3HOO + H2O
Cd + H3PO4 = Cd3PO4 + H2 =>
6 Cd + 2 H3PO4 = 2 Cd3PO4 + 3 H2
HCl(aq) + FeCl2(aq) + KMnO4(aq) = FeCl3(aq) + H2O(l) + KCl + MnCl2 =>
8 HCl(aq) + 5 FeCl2(aq) + KMnO4(aq) = 5 FeCl3(aq) + 4 H2O(l) + KCl + MnCl2
ICl + KCl = KICl2 =>
ICl + KCl = KICl2
AuCl + NaO = AuO + NaCl =>
AuCl + NaO = AuO + NaCl
C7H4O + NH4NO3 = N2 + CO + H2O =>
C7H4O + 8 NH4NO3 = 8 N2 + 7 CO + 18 H2O
KH2PO4 + O2 = PO4 + H2O + KOH =>
4 KH2PO4 + 3 O2 = 4 PO4 + 2 H2O + 4 KOH
PH3 + S8 = H2S + P2S3 =>
8 PH3 + 3 S8 = 12 H2S + 4 P2S3
CH3OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + CH2O + H2O =>
3 CH3OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 CH2O + 7 H2O
Ba + HCe = BaCe3 + H2 =>
2 Ba + 6 HCe = 2 BaCe3 + 3 H2
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