| Équations équilibrées la veille |
2 Al + 6 HCl = 2 AlCl3 + 3 H2
K2O + SO4 = K2SO4 + O2 =>
2 K2O + 2 SO4 = 2 K2SO4 + O2
LiCl + Na2S = Li2S + NaCl =>
2 LiCl + Na2S = Li2S + 2 NaCl
HNO3(aq) + CaSO3(s) = Ca(NO3)2(aq) + SO2(g) + H2O(l) =>
2 HNO3(aq) + CaSO3(s) = Ca(NO3)2(aq) + SO2(g) + H2O(l)
CuSO4 + C = CuO + CO2 + SO2 =>
2 CuSO4 + C = 2 CuO + CO2 + 2 SO2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Pb(NO3)2(ac) + NaCl(ac) = PbCl2(s) + NaNO3(ac) =>
Pb(NO3)2(ac) + 2 NaCl(ac) = PbCl2(s) + 2 NaNO3(ac)
Pb(CN)2 + Mg = Mg(CN)2 + Pb =>
Pb(CN)2 + Mg = Mg(CN)2 + Pb
CH2O + Cu(OH)2 = HCOOH + CuOH + H2 =>
2 CH2O + 2 Cu(OH)2 = 2 HCOOH + 2 CuOH + H2
Mn2(aq) + O2(g) = MnO2(s) =>
Mn2(aq) + 2 O2(g) = 2 MnO2(s)
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
Na2SO3 + HClO4 = NaClO4 + H2O + SO2 =>
Na2SO3 + 2 HClO4 = 2 NaClO4 + H2O + SO2
H3CCH(OH)CH3 + K2Cr2O7 + H2SO4 = H3CCOCH3 + Cr2(SO4)3 + K2SO4 + H2O =>
3 H3CCH(OH)CH3 + K2Cr2O7 + 4 H2SO4 = 3 H3CCOCH3 + Cr2(SO4)3 + K2SO4 + 7 H2O
KBr4Br2 + KI = I2 + KBr =>
2 KBr4Br2 + 10 KI = 5 I2 + 12 KBr
P2S2 = P2 + S2 =>
P2S2 = P2 + S2
H3PO3 + NaOH = NaPO2 + H2O =>
H3PO3 + NaOH = NaPO2 + 2 H2O
C6H5NO2 + Na2S + H2O = Na2S2O3 + NaOH + C6H5NH2 =>
4 C6H5NO2 + 6 Na2S + 7 H2O = 3 Na2S2O3 + 6 NaOH + 4 C6H5NH2
MgCl2 + Ba = Mg + BaCl2 =>
MgCl2 + Ba = Mg + BaCl2
CuSO4*5H2O + BaCl2 = BaSO4 + CuCl2 + H2O =>
CuSO4*5H2O + BaCl2 = BaSO4 + CuCl2 + 5 H2O
Cu(OH)2 + C2H4O2 = Cu(C2H3O2)2 + H2O =>
Cu(OH)2 + 2 C2H4O2 = Cu(C2H3O2)2 + 2 H2O
MnO + PbO2 + HNO3 = HMnO4 + Pb(NO3)2 + H2O =>
2 MnO + 5 PbO2 + 10 HNO3 = 2 HMnO4 + 5 Pb(NO3)2 + 4 H2O
C2H7N + HCl = C2H8ClN =>
C2H7N + HCl = C2H8ClN
NiO + H2O = Ni + H2O2 =>
NiO + H2O = Ni + H2O2
Nh4 + OH = Nh4OH =>
Nh4 + OH = Nh4OH
FeO3(s) + CO(g) = Fe(i) + CO2(g) =>
FeO3(s) + 3 CO(g) = Fe(i) + 3 CO2(g)
H3N + F2 = N2 + [NH4]{+} + F{-} =>
8 H3N + 3 F2 = N2 + 6[NH4]{+} + 6 F{-}
Li2 + HCl = LiCl + H2 =>
Li2 + 2 HCl = 2 LiCl + H2
MgCl2 + K3(PO4) = Mg3(PO4)2 + KCl =>
3 MgCl2 + 2 K3(PO4) = Mg3(PO4)2 + 6 KCl
ZnSO4H2O + NH4SCN + C2H5N = Zn(C2H5N)2(SCN)2 + (NH4)2SO4 + H2O =>
ZnSO4H2O + 2 NH4SCN + 2 C2H5N = Zn(C2H5N)2(SCN)2 + (NH4)2SO4 + H2O
H3PO4 + Mn(CO3)2 = Mn3(PO4)4 + CO2 + H2O =>
4 H3PO4 + 3 Mn(CO3)2 = Mn3(PO4)4 + 6 CO2 + 6 H2O
Li2SiO3 + NaOH = LiOH + Na2SiO3 =>
Li2SiO3 + 2 NaOH = 2 LiOH + Na2SiO3
BaSO4 + KMnO4 = O2 + BaMnO + KSO4 =>
2 BaSO4 + 2 KMnO4 = 3 O2 + 2 BaMnO + 2 KSO4
Cu(OH)2 + KClO3 + KOH = KCuO2 + KCl + HOH =>
6 Cu(OH)2 + KClO3 + 6 KOH = 6 KCuO2 + KCl + 9 HOH
C8H10 + KMnO4 + H2SO4 = C6H4(COOH)2 + MnSO4 + H2O + K2SO4 =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C6H4(COOH)2 + 12 MnSO4 + 28 H2O + 6 K2SO4
Na2S2O3 + KI3 = Na2S4O6 + NaI + KI =>
2 Na2S2O3 + KI3 = Na2S4O6 + 2 NaI + KI
CrO3 + NaOH + H2O = Na6[Cr(OH)12] =>
CrO3 + 6 NaOH + 3 H2O = Na6[Cr(OH)12]
KCl + NaNO3 = K(NO3) + NaCl =>
KCl + NaNO3 = K(NO3) + NaCl
Zn{2+} + H2O = Zn(H2O)4{2+} =>
Zn{2+} + 4 H2O = Zn(H2O)4{2+}
CaO + Mg = Ca + MgO =>
CaO + Mg = Ca + MgO
LiO2 + C2H5OH = LiOH + CO2 + H2O =>
4 LiO2 + C2H5OH = 4 LiOH + 2 CO2 + H2O
Li3PO4 + CaSO4 = Li2SO4 + Ca3(PO4)2 =>
2 Li3PO4 + 3 CaSO4 = 3 Li2SO4 + Ca3(PO4)2
Al + Mn2O3 = AlMn + O =>
2 Al + Mn2O3 = 2 AlMn + 3 O
C8H10 + KMnO4 + H2SO4 = C6H4(COOH)2 + MnSO4 + H2O + K2SO4 =>
5 C8H10 + 12 KMnO4 + 18 H2SO4 = 5 C6H4(COOH)2 + 12 MnSO4 + 28 H2O + 6 K2SO4
CH3CH2CH2COOH + CaO = CH3CH2CH2COOCa + OH =>
CH3CH2CH2COOH + CaO = CH3CH2CH2COOCa + OH
CoCl2*10H2O = CoCl2*6H2O + H2O =>
CoCl2*10H2O = CoCl2*6H2O + 4 H2O
S + Ca(OH)2 = CaS4 + H2O + CaS2O3 =>
10 S + 3 Ca(OH)2 = 2 CaS4 + 3 H2O + CaS2O3
AsO4 + H2O = H3AsO4 + OH =>
AsO4 + 3 H2O = H3AsO4 + 3 OH
PB(OH)2 + H2O2 = PB(OH)3 =>
2 PB(OH)2 + H2O2 = 2 PB(OH)3
C2H2(g) + O2(g) = CO2(g) + H2O(g) =>
2 C2H2(g) + 5 O2(g) = 4 CO2(g) + 2 H2O(g)
KI + MgO2 + H2SO4 = K2SO4 + MgSO4 + H2O + I2 =>
2 KI + MgO2 + 2 H2SO4 = K2SO4 + MgSO4 + 2 H2O + I2
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