| Équations équilibrées la veille |
KHC4H4O6 + HCl = H2C4H4O6 + KCl
NO2 + H2SO4 + H2O = HNO3 + S =>
6 NO2 + H2SO4 + 2 H2O = 6 HNO3 + S
H2SO3 + Be(OH)2 = Be2(SO3)2 + H2O =>
2 H2SO3 + 2 Be(OH)2 = Be2(SO3)2 + 4 H2O
Ba(HCO3)2 + HBr = BaBr2 + CO2 + H2O =>
Ba(HCO3)2 + 2 HBr = BaBr2 + 2 CO2 + 2 H2O
NiO2 + H = Ni + H2O =>
NiO2 + 4 H = Ni + 2 H2O
Cr + AgNO3 = Cr3NO3 + Ag =>
3 Cr + AgNO3 = Cr3NO3 + Ag
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
HN3 + O2 = H2O + NO =>
4 HN3 + 7 O2 = 2 H2O + 12 NO
KMnO4 + H2O + C3H6 = C3H8O2 + MnO2 + KOH =>
2 KMnO4 + 4 H2O + 3 C3H6 = 3 C3H8O2 + 2 MnO2 + 2 KOH
(NH4)(NO3) + NaBr = Na(NO3) + (NH4)Br =>
(NH4)(NO3) + NaBr = Na(NO3) + (NH4)Br
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe + S9 = Fe2S3 =>
6 Fe + S9 = 3 Fe2S3
Mg + CaI = MgI2 + Ca =>
Mg + 2 CaI = MgI2 + 2 Ca
C7H6O3 + C2H5OH = H2O + C8H8O3 =>
2 C7H6O3 + C2H5OH = H2O + 2 C8H8O3
Na + MgCl2(aq) = NaCl(aq) + Mg(s) =>
2 Na + MgCl2(aq) = 2 NaCl(aq) + Mg(s)
MnO2 + Mo7O24 = MnMo9O32 + O2 =>
7 MnO2 + 9 Mo7O24 = 7 MnMo9O32 + 3 O2
MnO4{-} + HS{-} + H{+} = Mn{2+} + SO4{2+} + H2O =>
12 MnO4{-} + 5 HS{-} + 51 H{+} = 12 Mn{2+} + 5 SO4{2+} + 28 H2O
FeIII + O2 = FeIIIO =>
2 FeIII + O2 = 2 FeIIIO
CH3COOH + K2Cr2O7 + H2SO4 = CO2 + H2O + CrSO4 + K2SO4 =>
CH3COOH + K2Cr2O7 + 3 H2SO4 = 2 CO2 + 5 H2O + 2 CrSO4 + K2SO4
C2H5OH + C6H12O6 + CH4N2O + H2SO4 = C9H8N4OS + H2O =>
4 C2H5OH + C6H12O6 + 4 CH4N2O + 2 H2SO4 = 2 C9H8N4OS + 20 H2O
KMnO4 + NaH2PO2 + H2SO4 = H2O + K2SO4 + MnSO4 + Na2SO4 + H3PO4 =>
8 KMnO4 + 10 NaH2PO2 + 17 H2SO4 = 12 H2O + 4 K2SO4 + 8 MnSO4 + 5 Na2SO4 + 10 H3PO4
C21H25ClO5 + O2 = CO2 + H2O + HCl =>
2 C21H25ClO5 + 49 O2 = 42 CO2 + 24 H2O + 2 HCl
Cr(aq) + CoCl2(aq) = CrCl + Co(s) =>
2 Cr(aq) + CoCl2(aq) = 2 CrCl + Co(s)
water + Cl2 = HCl + O2 =>
2 H2O + 2 Cl2 = 4 HCl + O2
[Zn(OH)4]{2-} + H{+} = Zn{2+} + H2O =>
[Zn(OH)4]{2-} + 4 H{+} = Zn{2+} + 4 H2O
KIO3 + K2S2O8 + KOH = K2I2O9 + K2SO4 + H2O =>
2 KIO3 + 3 K2S2O8 + 6 KOH = K2I2O9 + 6 K2SO4 + 3 H2O
Ba(OH)2 + H3PO4 = H2O + Ba3O8P2 =>
3 Ba(OH)2 + 2 H3PO4 = 6 H2O + Ba3O8P2
A(OH)3 + X2 + OH{-} = AO4{-} + X{-} + H2O =>
A(OH)3 + 2 X2 + 5 OH{-} = AO4{-} + 4 X{-} + 4 H2O
Cu(NO3)2*3H2O + Co(NO3)2*6H2O + C2H5NO2 = CuCo2O4 + CO2 + H2O + N2 =>
9 Cu(NO3)2*3H2O + 18 Co(NO3)2*6H2O + 28 C2H5NO2 = 9 CuCo2O4 + 56 CO2 + 205 H2O + 41 N2
NO2KI = KNO2I =>
NO2KI = KNO2I
CaS + HNO3 = Ca(NO3)2 + NO2 + S8 + H2O =>
8 CaS + 32 HNO3 = 8 Ca(NO3)2 + 16 NO2 + S8 + 16 H2O
Br{-} + (Cr2O7)2{-} + H{+} = Cr3{+} + Br2 + H2O =>
154 Br{-} + 6(Cr2O7)2{-} + 168 H{+} = 8 Cr3{+} + 77 Br2 + 84 H2O
Br2 + KOH = KBrO3 + KBr + H4O2 =>
6 Br2 + 12 KOH = 2 KBrO3 + 10 KBr + 3 H4O2
C6H11OH + HNO3 = C5H8OH2 + NO2 + H2O =>
5 C6H11OH + 2 HNO3 = 6 C5H8OH2 + 2 NO2 + H2O
Pd + Cr + Se = PdCrSe2 =>
Pd + Cr + 2 Se = PdCrSe2
Mn(C2H3O2)2 + C5H8O2 = Mn(C5H7O2) + C2H3O2 + H2O =>
13 Mn(C2H3O2)2 + 11 C5H8O2 = 13 Mn(C5H7O2) + 21 C2H3O2 + 6 H2O
H3C6H5O7 + NaHCO3 = H2O + CO + Na3C6H5O7 =>
2 H3C6H5O7 + 3 NaHCO3 = 7 H2O + 9 CO + Na3C6H5O7
SrCO3 + HCl = SrClHCO3 =>
SrCO3 + HCl = SrClHCO3
MnO4 + As = Mn + AsO4 =>
MnO4 + As = Mn + AsO4
K2SO3 + HClO4 = KClO4 + SO2 + H2O =>
K2SO3 + 2 HClO4 = 2 KClO4 + SO2 + H2O
PO4{3-} + Mo7O24{6-} + H3O{+} = [P(Mo3O10)4]{3-} + OH{-} =>
7 PO4{3-} + 12 Mo7O24{6-} + 18 H3O{+} = 7[P(Mo3O10)4]{3-} + 54 OH{-}
Na2CrO4 + KOH = Na2KCr + HO5 =>
Na2CrO4 + KOH = Na2KCr + HO5
K + H2SO4 = KH2SO4 =>
K + H2SO4 = KH2SO4
Cu(NO3)2(s) + MgSO4(aq) = Mg(NO3)2 + CuSO4(aq) =>
Cu(NO3)2(s) + MgSO4(aq) = Mg(NO3)2 + CuSO4(aq)
P4O10 + K2O = KPO3 =>
P4O10 + 2 K2O = 4 KPO3
Na2S + CuCl2 = SCu + Na2Cl2 =>
Na2S + CuCl2 = SCu + Na2Cl2
NH3 + O2 = NO + H2 =>
2 NH3 + O2 = 2 NO + 3 H2
CuO + KI = CuI + I2 + K2O =>
2 CuO + 4 KI = 2 CuI + I2 + 2 K2O
La + Sn = LaSn =>
La + Sn = LaSn
Na2S2O5 + H2SO4 = Na2SO4 + SO2 + H2O =>
Na2S2O5 + H2SO4 = Na2SO4 + 2 SO2 + H2O
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Équations équilibrées sur01/27/25
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