| Équations équilibrées la veille |
(NH4)2MoO4 + H2SO4 = MoO3 + H2O + (NH4)2SO4
WCl6 + Bi = W6Cl12 + BiCl3 =>
6 WCl6 + 8 Bi = W6Cl12 + 8 BiCl3
NH + O = NO + H2O =>
2 NH + 3 O = 2 NO + H2O
FeCl3 + Na2HPO4 + CH3COONa = FePO4 + NaCl + CH3COOH =>
FeCl3 + Na2HPO4 + CH3COONa = FePO4 + 3 NaCl + CH3COOH
Mo23O37 + MnO4 = MoO3 + Mn =>
Mo23O37 + 8 MnO4 = 23 MoO3 + 8 Mn
CH3{-}CH2{-}CH2{-}CH2 = CH3{-}CH{-}CH3{-}CH3 =>
CH3{-}CH2{-}CH2{-}CH2 = CH3{-}CH{-}CH3{-}CH3
C3H6 + Br2 = C3H6Br2 =>
C3H6 + Br2 = C3H6Br2
(NH4)2C2O4 + KOH = NH3 + H2O + CO2 + K =>
(NH4)2C2O4 + 2 KOH = 2 NH3 + 2 H2O + 2 CO2 + 2 K
Zn(s) + Cr(NO3)3(aq) = Zn(NO3)2(aq) + Cr(s) =>
3 Zn(s) + 2 Cr(NO3)3(aq) = 3 Zn(NO3)2(aq) + 2 Cr(s)
Pb(NO3)2NH4CH3CO2 = PbCH3CO2NH4(NO3)2 =>
Pb(NO3)2NH4CH3CO2 = PbCH3CO2NH4(NO3)2
Ca + CH3COOH = Ca(CH3COO)2 + H2 =>
Ca + 2 CH3COOH = Ca(CH3COO)2 + H2
KICI2 = KCII2 =>
KICI2 = KCII2
Ca + CH3COOH = Ca(CH3COO)2 + H2 =>
Ca + 2 CH3COOH = Ca(CH3COO)2 + H2
Cd(OH)2 + NaOH = Na2CdO2 + H2O =>
Cd(OH)2 + 2 NaOH = Na2CdO2 + 2 H2O
C2H2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H2(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)
HNO3 + Ba(OH)2 = Ba(NO3)2 + H2O =>
2 HNO3 + Ba(OH)2 = Ba(NO3)2 + 2 H2O
Ca(NO3)2 + MgSO4 = CaSO4 + Mg(NO3)2 =>
Ca(NO3)2 + MgSO4 = CaSO4 + Mg(NO3)2
I + OH = IO + H2O =>
I + 2 OH = IO + H2O
Zn(s) + O2(g) = Zn2O(s) =>
4 Zn(s) + O2(g) = 2 Zn2O(s)
Cu + HBr = H[CuBr2] + H2 =>
2 Cu + 4 HBr = 2 H[CuBr2] + H2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
Na(Al(OH)4) + HCl = Na(AlCl4) + H2O =>
Na(Al(OH)4) + 4 HCl = Na(AlCl4) + 4 H2O
HFO4 + HSbF6 = FO3{+} + SbF6{-} + H2O =>
HFO4 + HSbF6 = FO3{+} + SbF6{-} + H2O
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
H2SO4 + K4Fe(CN)6 + KMnO4 = CO2 + Fe2(SO4)3 + H2O + HNO3 + KHSO4 + MnSO4 =>
299 H2SO4 + 10 K4Fe(CN)6 + 122 KMnO4 = 60 CO2 + 5 Fe2(SO4)3 + 188 H2O + 60 HNO3 + 162 KHSO4 + 122 MnSO4
S{-2} + I2 = I{-} + S =>
S{-2} + I2 = 2 I{-} + S
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
PhCH3 + KMnO4 + H2SO4 = PhCOOH + K2SO4 + MnSO4 + H2O =>
5 PhCH3 + 6 KMnO4 + 9 H2SO4 = 5 PhCOOH + 3 K2SO4 + 6 MnSO4 + 14 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
H2SO4 + I2 = S + HI + O2 =>
H2SO4 + I2 = S + 2 HI + 2 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
K2CrO4 + HCl = Cl2 + CrCl3 + KCl + H2O =>
2 K2CrO4 + 16 HCl = 3 Cl2 + 2 CrCl3 + 4 KCl + 8 H2O
NaOCl + H2S = NaCl + H2O + S =>
NaOCl + H2S = NaCl + H2O + S
Na2O + CaCl2 = CaO + NaCl =>
Na2O + CaCl2 = CaO + 2 NaCl
Ge + KOH + H2O2 = K2GeO3 + H2O =>
Ge + 2 KOH + 2 H2O2 = K2GeO3 + 3 H2O
HN + O2 = NO + H2O =>
4 HN + 3 O2 = 4 NO + 2 H2O
C17H35COOHNaOH = C17H35COONaOHH =>
C17H35COOHNaOH = C17H35COONaOHH
HCl + NaHCO3 = (NaCl) + H2O + CO2 =>
HCl + NaHCO3 = (NaCl) + H2O + CO2
C6H5COOH + O2 = CO2 + H2O =>
2 C6H5COOH + 15 O2 = 14 CO2 + 6 H2O
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