| Équations équilibrées la veille |
154 CuO + 77 H{+} + 3 HSO4{-} = 77 Cu2{+} + 3 SO42{-} + 40 H2O
HClO4 + H2O = H2ClO4 + OH =>
HClO4 + H2O = H2ClO4 + OH
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Mg + Ag(CH3COO) = Mg(CH3COO) + Ag =>
Mg + Ag(CH3COO) = Mg(CH3COO) + Ag
C6H7N + O2 = H2O + NO + CO2 =>
4 C6H7N + 33 O2 = 14 H2O + 4 NO + 24 CO2
C11H17N5O2 + O2 = H2O + CO2 + N2 =>
4 C11H17N5O2 + 57 O2 = 34 H2O + 44 CO2 + 10 N2
KOH + O2 = KO2 + H2O =>
4 KOH + 3 O2 = 4 KO2 + 2 H2O
H2 = H{+} + H{-} =>
H2 = H{+} + H{-}
C4H10O + NaBr + H2SO4 = C4H9Br + NaSO4 + H3O =>
C4H10O + NaBr + H2SO4 = C4H9Br + NaSO4 + H3O
C6H6 + CH3COOOH = C4H4(COOH)2 + H2O =>
C6H6 + 6 CH3COOOH = 3 C4H4(COOH)2 + 6 H2O
FeCl3 + KBr = FeCl2 + Br2 + KCl =>
2 FeCl3 + 2 KBr = 2 FeCl2 + Br2 + 2 KCl
MnO4{-} + J{-} + H{+} = JO3{-} + Mn{2+} + H2O =>
6 MnO4{-} + 5 J{-} + 18 H{+} = 5 JO3{-} + 6 Mn{2+} + 9 H2O
Li2SO4 + AgNO3 = Ag2SO4 + LiNO3 =>
Li2SO4 + 2 AgNO3 = Ag2SO4 + 2 LiNO3
CaO2Cl2 + NH3 = H2O + CaCl2 + N2O4 =>
7 CaO2Cl2 + 4 NH3 = 6 H2O + 7 CaCl2 + 2 N2O4
CrCl2 + KOH = KCl + Cr(OH)2 =>
CrCl2 + 2 KOH = 2 KCl + Cr(OH)2
Li2SO4 + SrCl = LiCl + Sr2SO4 =>
Li2SO4 + 2 SrCl = 2 LiCl + Sr2SO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HI + HgCl2 = HgI2 + HCl =>
2 HI + HgCl2 = HgI2 + 2 HCl
Hg2S + HNO3 = H2SO4 + HgN2O6 + NO2 + H2O =>
Hg2S + 14 HNO3 = H2SO4 + 2 HgN2O6 + 10 NO2 + 6 H2O
Al(HCO3)3 + H2SO4 = Al2(SO4)3 + CO2 + H2O =>
2 Al(HCO3)3 + 3 H2SO4 = Al2(SO4)3 + 6 CO2 + 6 H2O
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
Fe2O3 + Al3 = Fe + Al2O3 =>
3 Fe2O3 + 2 Al3 = 6 Fe + 3 Al2O3
K2C2O7 + H2O2 + H2SO4 = CO(O2)2 + H2O + K2SO4 =>
K2C2O7 + 4 H2O2 + H2SO4 = 2 CO(O2)2 + 5 H2O + K2SO4
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = K11Fe3(C2O4)10*16H2O + (NH4)2SO4 + H2SO4 + H2O =>
6 Fe(NH4)2(SO4)2*6H2O + 9 H2C2O4 + 11 K2C2O4 + 3 H2O2 = 2 K11Fe3(C2O4)10*16H2O + 6(NH4)2SO4 + 6 H2SO4 + 10 H2O
C2H2 + Ni(OH)2 = NiC2 + H2O =>
C2H2 + Ni(OH)2 = NiC2 + 2 H2O
Cu3O2 + HCl = Cu + Cl2 + H2O =>
Cu3O2 + 4 HCl = 3 Cu + 2 Cl2 + 2 H2O
Ag2S + HNO3 + HCl = AgCl + H2SO4 + NO2 + H2O =>
Ag2S + 8 HNO3 + 2 HCl = 2 AgCl + H2SO4 + 8 NO2 + 4 H2O
MnO2 + H = MnO + H2O =>
MnO2 + 2 H = MnO + H2O
Zn(OH)2 = ZnO + H2O = =>
Zn(OH)2 = ZnO + H2O
As2S2 + HNO3 + H2O = H2SO4 + H3AsO4 + NO =>
3 As2S2 + 22 HNO3 + 4 H2O = 6 H2SO4 + 6 H3AsO4 + 22 NO
P4 + Cl2 = PCl5 =>
P4 + 10 Cl2 = 4 PCl5
Mg(OH)2 + HBrO3 = HOH + Mg(BrO3)2 =>
Mg(OH)2 + 2 HBrO3 = 2 HOH + Mg(BrO3)2
NH2NO2(aq) = N2O(g) + H2O(l) =>
NH2NO2(aq) = N2O(g) + H2O(l)
Na2CO3 + Ca(NO3)2 = CaCO3 + (NaNO3)2 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + (NaNO3)2
HNO3 + Ga = Ga(NO3)3 + H2 =>
6 HNO3 + 2 Ga = 2 Ga(NO3)3 + 3 H2
C2NOH3 + H2O = CO2 + C5H11N3O2 =>
3 C2NOH3 + H2O = CO2 + C5H11N3O2
SO4{2-} = SO2 + O2 + e =>
SO4{2-} = SO2 + O2 + 2e
MgCl6 + Ba = ClBa2 + Mg =>
MgCl6 + 12 Ba = 6 ClBa2 + Mg
CuCl2 + Na2S + H2O = Cu(OH)2 + H2S + NaCl =>
CuCl2 + Na2S + 2 H2O = Cu(OH)2 + H2S + 2 NaCl
Na + H2CO3 = H2 + NaHCO3 =>
2 Na + 2 H2CO3 = H2 + 2 NaHCO3
SO2 + CrO3 = Cr2(SO4)3 =>
3 SO2 + 2 CrO3 = Cr2(SO4)3
Cr2O3 + KClO3 + NaOH = Na2CrO4 + KCl + H2 =>
3 Cr2O3 + KClO3 + 12 NaOH = 6 Na2CrO4 + KCl + 6 H2
PO4 + Al3 = Al3PO4 =>
PO4 + Al3 = Al3PO4
Mg(OCl)2 + HCl = H2O + MgCl2 + Cl2 =>
Mg(OCl)2 + 4 HCl = 2 H2O + MgCl2 + 2 Cl2
KClO{-}3 = KCl + O{-}2 =>
KClO{-}3 = KCl + O{-}2
K2SO4(aq) + Sr(NO3)2(aq) = SrSO4(s) + KNO3(aq) =>
K2SO4(aq) + Sr(NO3)2(aq) = SrSO4(s) + 2 KNO3(aq)
NO2 + KOH = KNO3 + H2 =>
2 NO2 + 2 KOH = 2 KNO3 + H2
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
K + Li + Fr = Li(KFr3)2 =>
2 K + Li + 6 Fr = Li(KFr3)2
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