| Équations équilibrées la veille |
Na + 2 H2SO4 = Na(SO4)2 + 2 H2
CH3OH + Ag = CH3OAg + H2 =>
2 CH3OH + 2 Ag = 2 CH3OAg + H2
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
Au(OH) + H2CO3 = Au2(CO3) + H2O =>
2 Au(OH) + H2CO3 = Au2(CO3) + 2 H2O
K3PO3 + NaOH = Na3PO3 + KOH =>
K3PO3 + 3 NaOH = Na3PO3 + 3 KOH
CH3COOH + HN3 = CH5N + N2 + CO2 =>
CH3COOH + HN3 = CH5N + N2 + CO2
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Pb3O4 + HCl = PbCl2 + H2O + Cl2 =>
Pb3O4 + 8 HCl = 3 PbCl2 + 4 H2O + Cl2
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CuSO4*5H2O + NH3 = Cu(NH3)SO4H2O + H2O =>
CuSO4*5H2O + NH3 = Cu(NH3)SO4H2O + 4 H2O
AlN + NaOH = Na3N + Al(OH)3 =>
AlN + 3 NaOH = Na3N + Al(OH)3
Ag2O2 = Ag + O =>
Ag2O2 = 2 Ag + 2 O
Na2SO4 + CaCO3 + C = CO2 + CaS + Na2CO2 =>
2 Na2SO4 + 2 CaCO3 + 5 C = 5 CO2 + 2 CaS + 2 Na2CO2
CrCl2 + KNO3 = Cr(NO3)2 + KCl =>
CrCl2 + 2 KNO3 = Cr(NO3)2 + 2 KCl
HCl + Cr = CrCl2 + H2 =>
2 HCl + Cr = CrCl2 + H2
AlK(SO4)2 + Ba(NO3)2 = AlK(NO3)4 + BaSO4 =>
AlK(SO4)2 + 2 Ba(NO3)2 = AlK(NO3)4 + 2 BaSO4
CrCl2 + KNO3 = Cr(NO3)2 + KCl =>
CrCl2 + 2 KNO3 = Cr(NO3)2 + 2 KCl
(NH4)2Cr2O7 = NH3 + H2O + CrO + O2 =>
(NH4)2Cr2O7 = 2 NH3 + H2O + 2 CrO + 2 O2
Cr2(SO4)3 + KI + K(IO3) + H2O = Cr(OH)3 + K2(SO4) + I2 =>
Cr2(SO4)3 + 5 KI + K(IO3) + 3 H2O = 2 Cr(OH)3 + 3 K2(SO4) + 3 I2
CH3COOH + Na2CO3 = NaCH3COO + H2O + CO2 =>
2 CH3COOH + Na2CO3 = 2 NaCH3COO + H2O + CO2
Cu + H2 = CuH2 =>
Cu + H2 = CuH2
CaCl2 + Na3PO4 = Ca3(PO4)2 + NaCl =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaCl
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CaF2 + Br2 = BrF + Ca =>
CaF2 + Br2 = 2 BrF + Ca
K3PO4 + Ag = Ag3PO4 + K =>
K3PO4 + 3 Ag = Ag3PO4 + 3 K
NiO + C = Ni + CO =>
NiO + C = Ni + CO
Hg + HBr = HgH + Br =>
Hg + HBr = HgH + Br
Au(OH) + H2CO3 = Au2(CO3) + H2O =>
2 Au(OH) + H2CO3 = Au2(CO3) + 2 H2O
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
NO + O + H = HNO3 =>
NO + 2 O + H = HNO3
Cl2O7 + Ca = CaCl2O7 =>
Cl2O7 + Ca = CaCl2O7
Zn(NO3)2 + NaOH = Zn(OH)2 + NaNO3 =>
Zn(NO3)2 + 2 NaOH = Zn(OH)2 + 2 NaNO3
CaCl2 + H2O = Ca(OH)2 + HCl =>
CaCl2 + 2 H2O = Ca(OH)2 + 2 HCl
As2S5 + HNO3 + H2O = H3AsO4 + NO + H2SO4 =>
3 As2S5 + 40 HNO3 + 4 H2O = 6 H3AsO4 + 40 NO + 15 H2SO4
NaH + CO3 = NaOH + CO2 =>
NaH + CO3 = NaOH + CO2
CH2O + H2 = CH3OH =>
CH2O + H2 = CH3OH
C4H6O4Pb + BaCl2 = Cl2Pb + C4H6BaO4 =>
C4H6O4Pb + BaCl2 = Cl2Pb + C4H6BaO4
AlN + NaOH = Na3N + Al(OH)3 =>
AlN + 3 NaOH = Na3N + Al(OH)3
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
CaCO3 + CH3OOH = Ca{+} + CH3OOH{-} + CO2 + H2O =>
2 CaCO3 + 3 CH3OOH = 2 Ca{+} + 2 CH3OOH{-} + 3 CO2 + 2 H2O
Si + H2 = H2Si =>
Si + H2 = H2Si
K3PO4 + CaS = CaPO4 + K3S =>
K3PO4 + CaS = CaPO4 + K3S
BeSO4 + Li = LiSO4 + Be =>
BeSO4 + Li = LiSO4 + Be
O2 + CH4 = CO2 + HOH =>
2 O2 + CH4 = CO2 + 2 HOH
K2S + Al2(SO4)3 = K2S(SO4)3 + Al =>
K2S + Al2(SO4)3 = K2S(SO4)3 + 2 Al
NH4I + ZnCl2 = NH4Cl + ZnI2 =>
2 NH4I + ZnCl2 = 2 NH4Cl + ZnI2
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
K2(HgI4) + KCN = K2(Hg(CN)4) + KI =>
K2(HgI4) + 4 KCN = K2(Hg(CN)4) + 4 KI
Cl2 + Al(I)3 = AlCl3 + I2 =>
3 Cl2 + 2 Al(I)3 = 2 AlCl3 + 3 I2
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