| Équations équilibrées la veille |
K2S(aq) + Pb(NO3)2(aq) = PbS + 2 KNO3
H3PO4 + (NaOH)3 = Na3PO4 + (H2O)3 =>
H3PO4 + (NaOH)3 = Na3PO4 + (H2O)3
Me + Cl2 = MeCl2 =>
Me + Cl2 = MeCl2
C8H18 + O2 = CO2 + H2O(classification) =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O(classification)
Fe + NaClO = FeO + NaCl =>
Fe + NaClO = FeO + NaCl
Ca(OH)2 + CO2 = CaCO3 + H2O =>
Ca(OH)2 + CO2 = CaCO3 + H2O
BPO4 + NaCl + H2O = BP + NaOH + Cl2 =>
BPO4 + 8 NaCl + 4 H2O = BP + 8 NaOH + 4 Cl2
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4 =>
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4
Ca(OH)2 + H3PO4 = CaHPO4 + H2O =>
Ca(OH)2 + H3PO4 = CaHPO4 + 2 H2O
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Cr(OH)5 + HCl = CrCl5 + H2O =>
Cr(OH)5 + 5 HCl = CrCl5 + 5 H2O
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4 =>
Na2HPO4 + H2SO4 = Na2SO4 + H3PO4
MgF2 + SiO2 + H2SO4 = MgSO4 + SiF4 + H2O =>
2 MgF2 + SiO2 + 2 H2SO4 = 2 MgSO4 + SiF4 + 2 H2O
NH4Cl + Fe(NO3)3 = NH4NO3 + FeCl3 =>
3 NH4Cl + Fe(NO3)3 = 3 NH4NO3 + FeCl3
Pb(CH3COO)2 + K2CO3 + H2O = Pb(OH)2 + CO2 + CH3COOK =>
Pb(CH3COO)2 + K2CO3 + H2O = Pb(OH)2 + CO2 + 2 CH3COOK
(NH4)2(SO4) + HCl = NH4Cl + H2SO4 =>
(NH4)2(SO4) + 2 HCl = 2 NH4Cl + H2SO4
NO + NO2 + Na2CO3 = NaNO2 + CO2 =>
NO + NO2 + Na2CO3 = 2 NaNO2 + CO2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Br2 + KCrO2 + KOH = KBr2 + K2CrO4 + H2O =>
3 Br2 + KCrO2 + 4 KOH = 3 KBr2 + K2CrO4 + 2 H2O
KI + H2O2 = H2O + KIO2 =>
KI + 2 H2O2 = 2 H2O + KIO2
LaH3 + H2O = La(OH)3 + H2 =>
LaH3 + 3 H2O = La(OH)3 + 3 H2
C2H5OH + O2(g) = CO2 + H2O(g) =>
C2H5OH + 3 O2(g) = 2 CO2 + 3 H2O(g)
WO3 + H2SO4 = W(SO4)3 + H2O =>
WO3 + 3 H2SO4 = W(SO4)3 + 3 H2O
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Mg + K2 = MgK =>
2 Mg + K2 = 2 MgK
C5H11OH + Ba = (C5H11O)Ba + H2 =>
2 C5H11OH + 2 Ba = 2(C5H11O)Ba + H2
RbNO3 = N2 + O2 + Rb =>
2 RbNO3 = N2 + 3 O2 + 2 Rb
U + HCl + H2O2 = UO2Cl2 + H2O =>
U + 2 HCl + 3 H2O2 = UO2Cl2 + 4 H2O
C13O4H14 + O2 = CO2 + H2O =>
2 C13O4H14 + 29 O2 = 26 CO2 + 14 H2O
AgHCl = Ag(HCl) =>
AgHCl = Ag(HCl)
H2 + N205 = HN03 =>
205 H2 + 6 N205 = 410 HN03
MnO4{-2} + C2O4{-2} + H{+} = Mn{+2} + CO2 + H2O =>
MnO4{-2} + 2 C2O4{-2} + 8 H{+} = Mn{+2} + 4 CO2 + 4 H2O
KCl + NaI = KI + NaCl =>
KCl + NaI = KI + NaCl
Ba(NO3)2 + K2CO3 = BaCO3 + KNO3 =>
Ba(NO3)2 + K2CO3 = BaCO3 + 2 KNO3
AgCl + (NH4)2CO3 = [Ag(NH3)2] + Cl + CO2 + H2O =>
AgCl + (NH4)2CO3 = [Ag(NH3)2] + Cl + CO2 + H2O
V(OH)5 + HCl = V(Cl)5 + H2O =>
V(OH)5 + 5 HCl = V(Cl)5 + 5 H2O
I2 + O2 = IO3 =>
I2 + 3 O2 = 2 IO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CuSO4 + Fe2O3 = CuO + Fe2(SO4)3 =>
3 CuSO4 + Fe2O3 = 3 CuO + Fe2(SO4)3
Na2S2O3 + Br2 + H2O = H2SO4 + S + NaBr =>
Na2S2O3 + Br2 + H2O = H2SO4 + S + 2 NaBr
NbI3(c) + I2(c) = NbI5(c) =>
NbI3(c) + I2(c) = NbI5(c)
NaCl + H2SO4 + MnO4 = MnSO4 + Na2SO4 + Cl2 + H2O =>
6 NaCl + 4 H2SO4 + MnO4 = MnSO4 + 3 Na2SO4 + 3 Cl2 + 4 H2O
KMnO4 + H2SO4 + FeSO4 = K2S04 + MnSO4 + Fe2(SO4)3 + H2O =>
2 KMnO4 + 24 H2SO4 + 36 FeSO4 = K2S04 + 2 MnSO4 + 18 Fe2(SO4)3 + 24 H2O
KL + H2O2 = L2 + KOH =>
2 KL + H2O2 = L2 + 2 KOH
C4H6O3 + H2O = C2H4O2 =>
C4H6O3 + H2O = 2 C2H4O2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
MnO4{-} + HCl = Cl{-} + MnCl2 + H2O + Cl2 =>
2 MnO4{-} + 16 HCl = 2 Cl{-} + 2 MnCl2 + 8 H2O + 5 Cl2
SO3 + HCl = H2SO3 + Cl2 =>
SO3 + 2 HCl = H2SO3 + Cl2
H2S4 + NaOH = Na2S4 + H2O =>
H2S4 + 2 NaOH = Na2S4 + 2 H2O
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