| Équations équilibrées la veille |
2 CO(g) + 2 N2(g) = C2 + 2 N2O
Sn(s) + HCl(aq) = SnCl2 + H2 =>
Sn(s) + 2 HCl(aq) = SnCl2 + H2
Cu(OH)2 + NaOH = Na2Cu(OH)4 =>
Cu(OH)2 + 2 NaOH = Na2Cu(OH)4
Mg + O1 = Mg5O4 =>
5 Mg + 4 O1 = Mg5O4
SFe + O = Fe2O3 + S2O4 =>
2 SFe + 7 O = Fe2O3 + S2O4
K2SO3 + Mn(OH)2 = KOH + MnSO3 =>
K2SO3 + Mn(OH)2 = 2 KOH + MnSO3
FeSO4*7H2O + KOH + KNO3 = Fe3O4 + NH3 + H2O + K2SO4 =>
12 FeSO4*7H2O + 23 KOH + KNO3 = 4 Fe3O4 + NH3 + 94 H2O + 12 K2SO4
Ca(HCO3)2 + Na2CO3 = NaCHO3 + CaCO3 =>
Ca(HCO3)2 + Na2CO3 = 2 NaCHO3 + CaCO3
H2O + C4H8O2 = C2H6O + C2H4O2 =>
H2O + C4H8O2 = C2H6O + C2H4O2
KMnO7 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO7 + 28 HBr = 2 MnBr2 + 2 KBr + 14 H2O + 11 Br2
NaIO3 + NaHSO3 = Na2SO4 + NaSO4 + H2O + I2 =>
2 NaIO3 + 4 NaHSO3 = 2 Na2SO4 + 2 NaSO4 + 2 H2O + I2
MgI2 + LiF = MgF2 + LiI =>
MgI2 + 2 LiF = MgF2 + 2 LiI
C20H13O4H + OH = H2O + C20H13O4 =>
C20H13O4H + OH = H2O + C20H13O4
Cl2 + KOH = KCl + KClO + H2O =>
Cl2 + 2 KOH = KCl + KClO + H2O
C4H8 + O2 = CO2 + H2O =>
C4H8 + 6 O2 = 4 CO2 + 4 H2O
Cd(NH3)4 = Cd + NH3 =>
Cd(NH3)4 = Cd + 4 NH3
Fe(aq) + O2(g) = FeO3(s) =>
2 Fe(aq) + 3 O2(g) = 2 FeO3(s)
KMnO4 + H2SO4 + NO = KHSO4 + MnSO4 + HNO3 + H2O =>
3 KMnO4 + 6 H2SO4 + 5 NO = 3 KHSO4 + 3 MnSO4 + 5 HNO3 + 2 H2O
Zn + (OH) + Cl = Zn5(OH)8Cl2 =>
5 Zn + 8(OH) + 2 Cl = Zn5(OH)8Cl2
MgO + NaCl = Na2O + MgCl2 =>
MgO + 2 NaCl = Na2O + MgCl2
K2Cr2O7 + KClO3 + H2SO4 = Cr2(SO4)3 + KClO4 + K2SO4 + H2O =>
K2Cr2O7 + 3 KClO3 + 4 H2SO4 = Cr2(SO4)3 + 3 KClO4 + K2SO4 + 4 H2O
Na + Fe{+3} = Na{+} + Fe =>
3 Na + Fe{+3} = 3 Na{+} + Fe
(C6H10O5)2 + H2O = C2H5OH + CO2 =>
(C6H10O5)2 + 2 H2O = 4 C2H5OH + 4 CO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe + K2Cr2O7 + H2SO4 = FeSO4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 Fe + K2Cr2O7 + 7 H2SO4 = 3 FeSO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
(NH4)3PO4 + CsCl = Cs3PO4 + ClNH4 =>
(NH4)3PO4 + 3 CsCl = Cs3PO4 + 3 ClNH4
KClO + S + H2O = SCl2 + K2S + H2O2 =>
2 KClO + 2 S + 2 H2O = SCl2 + K2S + 2 H2O2
CaCl2(aq) + H3PO4(aq) = Ca3(PO4)2(aq) + HCl(aq) =>
3 CaCl2(aq) + 2 H3PO4(aq) = Ca3(PO4)2(aq) + 6 HCl(aq)
Fe{2+} + S2O8{2-} = Fe{3+} + SO4{2-} =>
2 Fe{2+} + S2O8{2-} = 2 Fe{3+} + 2 SO4{2-}
H2SO4H2SO3 = H4S2O7 =>
H2SO4H2SO3 = H4S2O7
FeO + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Fe2(SO4)3 + H2O =>
6 FeO + K2Cr2O7 + 13 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Fe2(SO4)3 + 13 H2O
S2O8{2-} + Mn{2+} + H2O = MnO4{-} + SO3{2-} + H{+} =>
5 S2O8{2-} + 6 Mn{2+} + 14 H2O = 6 MnO4{-} + 10 SO3{2-} + 28 H{+}
Br2 + FeCl3 = Fe + BrCl =>
3 Br2 + 2 FeCl3 = 2 Fe + 6 BrCl
Cr(No3)3 + KOH = Cr(OH) + K(No3)3 =>
Cr(No3)3 + KOH = Cr(OH) + K(No3)3
Na + CO3 = NaO + CO2 =>
Na + CO3 = NaO + CO2
Al(OH)3 + Pb(SO4)2 = Pb(OH)4 + Al2(SO4)3 =>
4 Al(OH)3 + 3 Pb(SO4)2 = 3 Pb(OH)4 + 2 Al2(SO4)3
CuSO4 + NH3 = [Cu(NH3)4]SO4 =>
CuSO4 + 4 NH3 = [Cu(NH3)4]SO4
Cu(SO4) + NH4OH = Cu(OH)2 + (NH4)2SO4 =>
Cu(SO4) + 2 NH4OH = Cu(OH)2 + (NH4)2SO4
Na[Al(OH)4] + HCl = AlCl3 + NaCl + H2O =>
Na[Al(OH)4] + 4 HCl = AlCl3 + NaCl + 4 H2O
NH4(aq) + OH(aq) = NH4(OH)(s) =>
NH4(aq) + OH(aq) = NH4(OH)(s)
BaSO4 + Ca(NO3)2 = Ba(NO3)2 + CaSO4 =>
BaSO4 + Ca(NO3)2 = Ba(NO3)2 + CaSO4
(NH4)2CO3(s) = NH3 + H2O + CO2(g) =>
(NH4)2CO3(s) = 2 NH3 + H2O + CO2(g)
K + H2O0 = KOH + H2 =>
2 K + 2 H2O0 = 2 KOH + H2
Ni(No3)3 + PbBr4 = NiBr3(aq) + Pb(No3)4 =>
4 Ni(No3)3 + 3 PbBr4 = 4 NiBr3(aq) + 3 Pb(No3)4
C3H7Br + C6H6 = C6H5Br + C3H8 =>
C3H7Br + C6H6 = C6H5Br + C3H8
NO + CS2 = N2 + CO2 + S =>
2 NO + CS2 = N2 + CO2 + 2 S
CS2 + O2 = CO2 + SO2 =>
CS2 + 3 O2 = CO2 + 2 SO2
C14H30 = C8H18 + C3H6 =>
C14H30 = C8H18 + 2 C3H6
Fe{3+} + Pb = Fe{2+} + Pb{2+} =>
2 Fe{3+} + Pb = 2 Fe{2+} + Pb{2+}
P + O2 = P6O10 =>
6 P + 5 O2 = P6O10
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