| Équations équilibrées la veille |
Mg + NaOH = MgOH + Na
Ba(OH)2 + H3PO2 = Ba(H2PO2)2 + H2O =>
Ba(OH)2 + 2 H3PO2 = Ba(H2PO2)2 + 2 H2O
KMnO4 + NH4HS = MnO2 + S + NH3 + K2S + H2O =>
2 KMnO4 + 4 NH4HS = 2 MnO2 + 3 S + 4 NH3 + K2S + 4 H2O
KMnO4 = O + KMn =>
KMnO4 = 4 O + KMn
Fe2(SO4)3 + Pb(NO3)2 = Fe(NO3)3 + Pb(SO4) =>
Fe2(SO4)3 + 3 Pb(NO3)2 = 2 Fe(NO3)3 + 3 Pb(SO4)
K2S2O3 + H2SO4 = K2SO4 + H2S2O3 =>
K2S2O3 + H2SO4 = K2SO4 + H2S2O3
K + C = K4C =>
4 K + C = K4C
CH3CF3 + O2 = CO2 + H2O + F2 =>
4 CH3CF3 + 11 O2 = 8 CO2 + 6 H2O + 6 F2
FeCrO4 + K2CO3 + O2 = FeO2 + K2CrO4 + CO2 =>
2 FeCrO4 + 2 K2CO3 + O2 = 2 FeO2 + 2 K2CrO4 + 2 CO2
Na2C2O4(ac) + H2SO4(ac) + KMnO4(ac) = K2SO4(ac) + MnSO4(ac) + Na2SO4(ac) + H2O(l) + CO2(g) =>
5 Na2C2O4(ac) + 8 H2SO4(ac) + 2 KMnO4(ac) = K2SO4(ac) + 2 MnSO4(ac) + 5 Na2SO4(ac) + 8 H2O(l) + 10 CO2(g)
SO3(g) + H2O(aq) = H2SO4 =>
SO3(g) + H2O(aq) = H2SO4
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CuCrO4 + Mg = Cu + MgCrO4 =>
CuCrO4 + Mg = Cu + MgCrO4
K2MnO4 + NO2 = Mn(NO3)2 + KNO3 =>
K2MnO4 + 4 NO2 = Mn(NO3)2 + 2 KNO3
Mg(OH)2 + KOH = MgOH + K(OH)2 =>
Mg(OH)2 + KOH = MgOH + K(OH)2
Si2H3 + O3 = SiO2 + H2O =>
6 Si2H3 + 11 O3 = 12 SiO2 + 9 H2O
C6H6 + H2SO4 = C6H4(HSO3)2 + H2O =>
C6H6 + 2 H2SO4 = C6H4(HSO3)2 + 2 H2O
Co2CO3 = Co + CO3 =>
Co2CO3 = 2 Co + CO3
CN + H3O = HCN + H2O =>
CN + H3O = HCN + H2O
CH3CH3CHOH + HCl = CH3CH3CHCl + H2O =>
CH3CH3CHOH + HCl = CH3CH3CHCl + H2O
MgO + Br2 = Mg + BrO2 =>
4 MgO + Br2 = 4 Mg + 2 BrO2
FeCl3 + FeCl2 + NH4OH = Fe3O4 + NH4Cl + H2O =>
2 FeCl3 + FeCl2 + 8 NH4OH = Fe3O4 + 8 NH4Cl + 4 H2O
Sr(HCO3)2 + NaOH = Sr(OH)2 + Na(HCO3) =>
Sr(HCO3)2 + 2 NaOH = Sr(OH)2 + 2 Na(HCO3)
Sn + H2SO4 = Sn2HSO4 + H2 =>
4 Sn + 2 H2SO4 = 2 Sn2HSO4 + H2
B + H = BH =>
B + H = BH
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
C2H3O2 + NH4 = C2H7NO2 =>
C2H3O2 + NH4 = C2H7NO2
CH3POCl2 + H2O = (CH3P(O)O)3 + HCl =>
3 CH3POCl2 + 3 H2O = (CH3P(O)O)3 + 6 HCl
Al2(SO4)3 + NH4OH = Al(OH)3 + SO4(NH4)2 =>
Al2(SO4)3 + 6 NH4OH = 2 Al(OH)3 + 3 SO4(NH4)2
C9H20 + O2 = CO2 + H2O =>
C9H20 + 14 O2 = 9 CO2 + 10 H2O
Po2H2 = PoH =>
Po2H2 = 2 PoH
CaBr2 + AlCl3 = CaCl2 + AlBr3 =>
3 CaBr2 + 2 AlCl3 = 3 CaCl2 + 2 AlBr3
HI + Cl = I + HCl =>
HI + Cl = I + HCl
NaCl + H3Po4 = NaH2Po4 + HCl =>
NaCl + H3Po4 = NaH2Po4 + HCl
MnI4 = Mn + I23 =>
23 MnI4 = 23 Mn + 4 I23
HCl + KH2CO3 = CO2 + H2O + H2 + KCl =>
2 HCl + 2 KH2CO3 = 2 CO2 + 2 H2O + H2 + 2 KCl
H2SO4 + H2 = S + H2O =>
H2SO4 + 3 H2 = S + 4 H2O
NaCl + BeF2 = BeCl2 + NaF =>
2 NaCl + BeF2 = BeCl2 + 2 NaF
Ca(OH)2 + H2SO4 = CaSO4 + H2O =>
Ca(OH)2 + H2SO4 = CaSO4 + 2 H2O
H2C2 = C6H6 =>
3 H2C2 = C6H6
BF3 + Li2SO3 = B2(SO3)3 + LiF =>
2 BF3 + 3 Li2SO3 = B2(SO3)3 + 6 LiF
ZnS + NH4Cl + OH = ZnCl2 + (NH4)2SO4 + H2O =>
ZnS + 2 NH4Cl + 8 OH = ZnCl2 + (NH4)2SO4 + 4 H2O
OCl{-} + S2O3{-2} = S2O6{-2} + Cl{-} =>
3 OCl{-} + S2O3{-2} = S2O6{-2} + 3 Cl{-}
B + H = B2H6 =>
2 B + 6 H = B2H6
MnO4{-} + SO3{2-} + H3O{+} = H2O + Mn{2+} + SO4{2-} =>
2 MnO4{-} + 5 SO3{2-} + 6 H3O{+} = 9 H2O + 2 Mn{2+} + 5 SO4{2-}
C6H6O(s) + O2(g) = CO2(g) + H2O(l) =>
C6H6O(s) + 7 O2(g) = 6 CO2(g) + 3 H2O(l)
C8H8(l) + O2(g) = CO2(g) + H2O(g) =>
C8H8(l) + 10 O2(g) = 8 CO2(g) + 4 H2O(g)
CaCO3*2H2O + CaHPO4*2H2O = Ca3(PO4)2 + H2O + CO2 =>
CaCO3*2H2O + 2 CaHPO4*2H2O = Ca3(PO4)2 + 7 H2O + CO2
FeSO4 + NaCN = Fe(CN)2 + Na2SO4 =>
FeSO4 + 2 NaCN = Fe(CN)2 + Na2SO4
MgSO4 + Na2CO3 + H2O = Mg(OH)2 + Na2SO4 + CO2 =>
MgSO4 + Na2CO3 + H2O = Mg(OH)2 + Na2SO4 + CO2
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