| Équations équilibrées la veille |
(NH4)Fe(SO4)2 + BaCl2 = (NH4)Cl2 + BaFe(SO4)2
Na2CO3 + S = NaS + CO3 =>
Na2CO3 + 2 S = 2 NaS + CO3
NH4NO3 + C = CO2 + H2O + N2 =>
2 NH4NO3 + C = CO2 + 4 H2O + 2 N2
(NH4)2Cu(SO4)2*6H2O + NH3 = (NH4)2(NH3)2Cu(SO4)2*4H2O + H2O =>
(NH4)2Cu(SO4)2*6H2O + 2 NH3 = (NH4)2(NH3)2Cu(SO4)2*4H2O + 2 H2O
CaCO3 + CaO = CaCO3CaO =>
CaCO3 + CaO = CaCO3CaO
K2SnO2 = SnO2 + K =>
K2SnO2 = SnO2 + 2 K
(NH4)2SO4 + KOH = K2SO4 + NH3 + H2O =>
(NH4)2SO4 + 2 KOH = K2SO4 + 2 NH3 + 2 H2O
Ca + P = Ca3P2(s) =>
3 Ca + 2 P = Ca3P2(s)
Cu + H(SO3) = Cu(SO3)2 + H2O + SO2 =>
Cu + 4 H(SO3) = Cu(SO3)2 + 2 H2O + 2 SO2
C3H8 + H2O = H2 + CO2 =>
C3H8 + 6 H2O = 10 H2 + 3 CO2
KClO3 + NaCl = KCl + NaClO =>
KClO3 + 3 NaCl = KCl + 3 NaClO
Fe4C3 + O2 = FeO + CO2 =>
Fe4C3 + 5 O2 = 4 FeO + 3 CO2
Ba(OH)2 + FeCl2 = BaCl2 + Fe(OH)2 =>
Ba(OH)2 + FeCl2 = BaCl2 + Fe(OH)2
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + (NH4)2(NO3)2 =>
(NH4)2SO4 + Ba(NO3)2 = BaSO4 + (NH4)2(NO3)2
Al(OH)3 + HCl = Al + Cl2 + H2O =>
2 Al(OH)3 + 6 HCl = 2 Al + 3 Cl2 + 6 H2O
Ca(NO3)2 + K2CO3 = Ca(CO3)2 + K2(NO3) =>
Ca(NO3)2 + 2 K2CO3 = Ca(CO3)2 + 2 K2(NO3)
C6H14 + Cl = C6H13Cl + HCl =>
C6H14 + 2 Cl = C6H13Cl + HCl
Na2Co3*3H2O2 = Na{+} + HCo3{-} + OH{-} + H2O + O =>
Na2Co3*3H2O2 = 2 Na{+} + HCo3{-} + OH{-} + 2 H2O + 3 O
C9H18COOH + O2 = C + H2O =>
4 C9H18COOH + 15 O2 = 40 C + 38 H2O
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
Fe(NO3)2 + O2 + H2O = Fe2O3 + HNO3 =>
4 Fe(NO3)2 + O2 + 4 H2O = 2 Fe2O3 + 8 HNO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
MgCl2 + K3Po4 = Mg3(Po4)2 + KCl =>
3 MgCl2 + 2 K3Po4 = Mg3(Po4)2 + 6 KCl
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
ZnSO3 + HBr = ZnBr2 + H2O + SO2 =>
ZnSO3 + 2 HBr = ZnBr2 + H2O + SO2
Hg + H2S + O2 = Hg2S + H2O =>
4 Hg + 2 H2S + O2 = 2 Hg2S + 2 H2O
H2 + AgNO3 = O2 + N2O5 + AgH =>
2 H2 + 4 AgNO3 = O2 + 2 N2O5 + 4 AgH
C + S + J2 + P = CS25J4P2 =>
C + 25 S + 2 J2 + 2 P = CS25J4P2
KMnO4 + Fe(NO3)2 + HNO3 = Mn(NO3)3 + Fe(NO3)3 + KNO3 + H2O =>
KMnO4 + 4 Fe(NO3)2 + 8 HNO3 = Mn(NO3)3 + 4 Fe(NO3)3 + KNO3 + 4 H2O
C7H8O + Br2 = C7H6Br2O + HBr =>
C7H8O + 2 Br2 = C7H6Br2O + 2 HBr
Co2 + HCl = H25 + CoCl2 =>
25 Co2 + 100 HCl = 4 H25 + 50 CoCl2
C3H7 + H2 = C2H8 =>
2 C3H7 + 5 H2 = 3 C2H8
Ca4H(PO4)3 + Ca5OH(PO4)3 = Ca3(PO4)2 + H2O =>
Ca4H(PO4)3 + Ca5OH(PO4)3 = 3 Ca3(PO4)2 + H2O
Hg2(NO3)2 + K2CrO4 = HgCrO4 + K2NO3 =>
Hg2(NO3)2 + 2 K2CrO4 = 2 HgCrO4 + 2 K2NO3
MgO + CO2 = MgCO + O2 =>
MgO + CO2 = MgCO + O2
Na2SO3 + KF = K2O + Na + SF6 =>
Na2SO3 + 6 KF = 3 K2O + 2 Na + SF6
FeO5 + C = Fe + CO2 =>
2 FeO5 + 5 C = 2 Fe + 5 CO2
CH2CH2 + HCl + O2 = ClCH2CH2Cl + H2O =>
2 CH2CH2 + 4 HCl + O2 = 2 ClCH2CH2Cl + 2 H2O
Al + NH3 + H2O = Al(OH)3 + NH6 =>
Al + NH3 + 3 H2O = Al(OH)3 + NH6
Sr(s) + HCl(aq) = SrCl2 + H2 =>
Sr(s) + 2 HCl(aq) = SrCl2 + H2
KClO3 + CuO + NH3 + H + O = KOH + [Cu(NH3)4](ClO3)2 =>
2 KClO3 + CuO + 4 NH3 + 2 H + O = 2 KOH + [Cu(NH3)4](ClO3)2
Hg2(NO3)2 + AlCl3 = Hg2Cl2 + Al(NO3)3 =>
3 Hg2(NO3)2 + 2 AlCl3 = 3 Hg2Cl2 + 2 Al(NO3)3
Ag(NO3) = Ag + NO2 + O2 =>
2 Ag(NO3) = 2 Ag + 2 NO2 + O2
SO3 + Co2O3 = Co2SO6 =>
SO3 + Co2O3 = Co2SO6
Pb(NO3)4 + KI = KNO3 + PbI4 =>
Pb(NO3)4 + 4 KI = 4 KNO3 + PbI4
KHC8H4O4NaOH = H2ONaKC8H4O4 =>
KHC8H4O4NaOH = H2ONaKC8H4O4
FeCl3 + KI = I + KCl + Fe =>
FeCl3 + 3 KI = 3 I + 3 KCl + Fe
Al(H2O)6{3+} + KF = AlF3 + KOH + H3O{+} =>
Al(H2O)6{3+} + 3 KF = AlF3 + 3 KOH + 3 H3O{+}
CUO + NH3 = CU + N2 + H2O =>
3 CUO + 2 NH3 = 3 CU + N2 + 3 H2O
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