| Équations équilibrées la veille |
C14H28(s) + 21 O2(g) = 14 CO2(g) + 14 H2O(g)
I2 + NaOH = NaI + NaIO3 + H2O =>
3 I2 + 6 NaOH = 5 NaI + NaIO3 + 3 H2O
Mg + Cr2O3 = Cr + MgO =>
3 Mg + Cr2O3 = 2 Cr + 3 MgO
ZnBr2 + I2 = IBr + Zn =>
ZnBr2 + I2 = 2 IBr + Zn
CH3(CH2)2CH3(g) + O2 = CO2(g) + H2O(g) =>
2 CH3(CH2)2CH3(g) + 13 O2 = 8 CO2(g) + 10 H2O(g)
Au + K{+} = Au{3+} + K =>
Au + 3 K{+} = Au{3+} + 3 K
CrI3 + H2O2 + OH{-} = CrO4{-2} + IO4{-} + H2O =>
2 CrI3 + 27 H2O2 + 10 OH{-} = 2 CrO4{-2} + 6 IO4{-} + 32 H2O
C7H7Br + C10H14O + NaOH = C17H20O + NaBr + H2O =>
C7H7Br + C10H14O + NaOH = C17H20O + NaBr + H2O
C51H98O6 + NaOH = C16H31O2Na + C3H8O3 =>
C51H98O6 + 3 NaOH = 3 C16H31O2Na + C3H8O3
Zn(NO3)2 + HOH = ZnOHNO3 + HNO3 =>
Zn(NO3)2 + HOH = ZnOHNO3 + HNO3
Mg + CuO = MgO + Cu =>
Mg + CuO = MgO + Cu
P2O3 + HClO3 + H2O = H3PO4 + HCl =>
3 P2O3 + 2 HClO3 + 9 H2O = 6 H3PO4 + 2 HCl
Cr2S3 + HCl = CrCl3 + H2S =>
Cr2S3 + 6 HCl = 2 CrCl3 + 3 H2S
Eu + H2SO4 = Eu2SO4 + H2 =>
2 Eu + H2SO4 = Eu2SO4 + H2
CH3CH2OH + KMnO4 + KOH = CH3COOH + K2MnO4 + H2O =>
CH3CH2OH + 4 KMnO4 + 4 KOH = CH3COOH + 4 K2MnO4 + 3 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
S02 + KMnO4 + H2O = MnS04 + K2SO4 + H2SO4 =>
31 S02 + 12 KMnO4 + 8 H2O = 12 MnS04 + 6 K2SO4 + 8 H2SO4
Sc + SnCl2 = ScCl3 + Sn =>
2 Sc + 3 SnCl2 = 2 ScCl3 + 3 Sn
NaBr + RbCl = NaCl + BrRb =>
NaBr + RbCl = NaCl + BrRb
CH2O + O = CH2O2 =>
CH2O + O = CH2O2
CdSO4(aq) + SrS(aq) = CdS(s) + SrSO4 =>
CdSO4(aq) + SrS(aq) = CdS(s) + SrSO4
BaS + O3 = BaSO4 =>
3 BaS + 4 O3 = 3 BaSO4
HCl(aq) + O2(g) = H2O(l) + Cl2(g) =>
4 HCl(aq) + O2(g) = 2 H2O(l) + 2 Cl2(g)
(NH4)2SO4 + Fe(NO3)3 = Fe2(SO4)3 + NH4NO3 =>
3(NH4)2SO4 + 2 Fe(NO3)3 = Fe2(SO4)3 + 6 NH4NO3
KI + (NO3)2 = KNO3 + I2 =>
2 KI + (NO3)2 = 2 KNO3 + I2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
SO2 + H2O = SO4{-2} + H{+} + {-} =>
SO2 + 2 H2O = SO4{-2} + 4 H{+} + 2e
BaSO3 + HClO4 = BaClO4 + HSO3 =>
BaSO3 + HClO4 = BaClO4 + HSO3
K2O + Cl2O5 = KClO3 =>
K2O + Cl2O5 = 2 KClO3
LiAlSi2O6 + H2SO4 = Li2SO4 + Al2Si4O10(OH)2 =>
2 LiAlSi2O6 + H2SO4 = Li2SO4 + Al2Si4O10(OH)2
Cr2O7{-} + H2C2O4 + H{+} = Cr{+3} + CO2 + H2O =>
2 Cr2O7{-} + 7 H2C2O4 + 14 H{+} = 4 Cr{+3} + 14 CO2 + 14 H2O
Ag2CO3 + NaOH = AgOH + Na2CO3 =>
Ag2CO3 + 2 NaOH = 2 AgOH + Na2CO3
CaCl = Ca{+}2 + Cl{-}1 =>
CaCl = Ca{+}2 + Cl{-}1
BaCl2(l) = Ba(s) + Cl2(g) =>
BaCl2(l) = Ba(s) + Cl2(g)
Cu(NH3)4Cl2 + KCN + H2O = NH3 + NH4Cl + K2Cu(CN)3 + KCNO + KCl =>
2 Cu(NH3)4Cl2 + 7 KCN + H2O = 6 NH3 + 2 NH4Cl + 2 K2Cu(CN)3 + KCNO + 2 KCl
Ni + H2SO4 = H2 + Ni2(SO4)3 =>
2 Ni + 3 H2SO4 = 3 H2 + Ni2(SO4)3
ZnSO3 + HBr = ZnBr2 + H2SO3 =>
ZnSO3 + 2 HBr = ZnBr2 + H2SO3
Ca(OH)2 + H3PO3 = CaHPO3 + H2O =>
Ca(OH)2 + H3PO3 = CaHPO3 + 2 H2O
Nb + I2 = Nb3I8 =>
3 Nb + 4 I2 = Nb3I8
Li + H3PO3 = LiH2PO3 + H2 =>
2 Li + 2 H3PO3 = 2 LiH2PO3 + H2
TiOSO4 + HCl = TiOCl2 + H2SO4 =>
TiOSO4 + 2 HCl = TiOCl2 + H2SO4
Zn + Pb(C2H3O2)2 = Zn(C2H3O2)2 + Pb =>
Zn + Pb(C2H3O2)2 = Zn(C2H3O2)2 + Pb
Co(NO3)2*6H2O + Na3PO4*12H2O = CoPO4 + Na3(NO3)2 + H2O =>
Co(NO3)2*6H2O + Na3PO4*12H2O = CoPO4 + Na3(NO3)2 + 18 H2O
KCl(aq) + LiI(aq) = KI(aq) + LiCl(aq) =>
KCl(aq) + LiI(aq) = KI(aq) + LiCl(aq)
Au2CO3 = Au + CO3 =>
Au2CO3 = 2 Au + CO3
Mg(OH)2 + HF = MgF2 + H2O =>
Mg(OH)2 + 2 HF = MgF2 + 2 H2O
SiF4(s) + H2O(l) = H2SiF6(aq) + H2SiO3(s) =>
3 SiF4(s) + 3 H2O(l) = 2 H2SiF6(aq) + H2SiO3(s)
Ba(NO3)2(aq) + (NH4)2SO4(aq) = BaSO4 + (NH4)NO3 =>
Ba(NO3)2(aq) + (NH4)2SO4(aq) = BaSO4 + 2(NH4)NO3
NaBH4 + HCl + H2O = Na2B4O7 + NaCl + H2 =>
4 NaBH4 + 2 HCl + 7 H2O = Na2B4O7 + 2 NaCl + 16 H2
Na2SO4*10H2O + BaCl2 = NaCl + BaSO4*10H2O =>
Na2SO4*10H2O + BaCl2 = 2 NaCl + BaSO4*10H2O
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Équations équilibrées sur10/27/24
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