| Équations équilibrées la veille |
13 C6H5CHO + 2 K2CrOO7 + 3 H2SO4 = 2 K2SO4 + Cr2SO4 + 3 H2O + 13 C6H5COOH
K2CrO4 + HNO3 = H2CrO4 + KNO3 =>
K2CrO4 + 2 HNO3 = H2CrO4 + 2 KNO3
LiCl + Zn = ZnCl + Li =>
LiCl + Zn = ZnCl + Li
FeSO4 + Ba(OH)2 = Fe(OH)2 + Ba2(SO4)2 =>
2 FeSO4 + 2 Ba(OH)2 = 2 Fe(OH)2 + Ba2(SO4)2
LiOH + Fe2(SO4)3 = Li2(SO4) + Fe(OH)3 =>
6 LiOH + Fe2(SO4)3 = 3 Li2(SO4) + 2 Fe(OH)3
C4H6O5 + KOH = C4H4O5K2 + H2O =>
C4H6O5 + 2 KOH = C4H4O5K2 + 2 H2O
S = S8 =>
8 S = S8
Al + HClO3 = H2 + AlCl3 + O2 =>
2 Al + 6 HClO3 = 3 H2 + 2 AlCl3 + 9 O2
C22H22O11 + H2O = C2H5OH + CO2 =>
3 C22H22O11 + 33 H2O = 22 C2H5OH + 22 CO2
CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2 =>
2 CO2 + CaSiO3 + H2O = SiO2 + Ca(HCO3)2
Co + Al2SO4 = Al + CoSO4 =>
Co + Al2SO4 = 2 Al + CoSO4
SiH4(g) + O2(g) = SiO2(s) + H2O =>
SiH4(g) + 2 O2(g) = SiO2(s) + 2 H2O
HCN + NH4OH = H2O + CNNH4 =>
HCN + NH4OH = H2O + CNNH4
Mg(s) + AlCl3(aq) = Al(s) + MgCl2 =>
3 Mg(s) + 2 AlCl3(aq) = 2 Al(s) + 3 MgCl2
Mg(NO3)2 + K2HPO4 + NH3 = MgNH4PO4 + KNO3 =>
Mg(NO3)2 + K2HPO4 + NH3 = MgNH4PO4 + 2 KNO3
HgCl2 + NaCl = NaHg + Cl =>
HgCl2 + NaCl = NaHg + 3 Cl
Mg(OH)2HNO2 = MgNO3H2OH =>
Mg(OH)2HNO2 = MgNO3H2OH
CH3CH2CH2I + NaOH = CH3CH2CH2OH + NaI =>
CH3CH2CH2I + NaOH = CH3CH2CH2OH + NaI
Sr(OH)2 + CH3COOH = Sr(CH3COO)2 + H2O =>
Sr(OH)2 + 2 CH3COOH = Sr(CH3COO)2 + 2 H2O
CH4 + Cl = CH3Cl + HCl =>
CH4 + 2 Cl = CH3Cl + HCl
Hg + SnCl2 = HgCl2 + Sn2 =>
2 Hg + 2 SnCl2 = 2 HgCl2 + Sn2
FePO4 + CaSO4 = Fe2(SO4)3 + Ca3(PO4)2 =>
2 FePO4 + 3 CaSO4 = Fe2(SO4)3 + Ca3(PO4)2
B2H6 + NH3 = BN + H2 =>
B2H6 + 2 NH3 = 2 BN + 6 H2
Al(a) + Cu(NO3)2(aq) = Al(NO3)3(aq) + Cu(s) =>
2 Al(a) + 3 Cu(NO3)2(aq) = 2 Al(NO3)3(aq) + 3 Cu(s)
Fe(NO3)3*9H2O + CH3COONa*3H2O + C5H8O2 = Fe(C5H7O2)3 + H2O + CH3COOH + Na(NO3) =>
Fe(NO3)3*9H2O + 3 CH3COONa*3H2O + 3 C5H8O2 = Fe(C5H7O2)3 + 18 H2O + 3 CH3COOH + 3 Na(NO3)
SPb = PbS =>
SPb = PbS
NaOHKHSO4 = NaHSO4KOH =>
NaOHKHSO4 = NaHSO4KOH
H2S + Sr(OH)2 = [SrOH]2S + H2O =>
H2S + 2 Sr(OH)2 = [SrOH]2S + 2 H2O
SP2 = S + P =>
SP2 = S + 2 P
PH3 + KMnO4 = MnO2 + K3PO4 + H2O + H3PO4 =>
9 PH3 + 24 KMnO4 = 24 MnO2 + 8 K3PO4 + 12 H2O + H3PO4
Cl2 + CH3Cl = CHCl3 + HCl =>
2 Cl2 + CH3Cl = CHCl3 + 2 HCl
Pb(CN)2 + H2O = PbO + H2(CN)2 =>
Pb(CN)2 + H2O = PbO + H2(CN)2
Zn + CuCl2*H2O = Cu + ZnCl2 + H2O =>
Zn + CuCl2*H2O = Cu + ZnCl2 + H2O
Se3 + O = SeO3 =>
Se3 + 9 O = 3 SeO3
Mg + CuNO4 = MgNO4 + Cu =>
Mg + CuNO4 = MgNO4 + Cu
K2SO4 + CaBr2 = KBr + CaSO4 =>
K2SO4 + CaBr2 = 2 KBr + CaSO4
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(aq) + NH3(aq) + H2O(aq) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = CaSO4(aq) + 2 NH3(aq) + 2 H2O(aq)
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
Y2(SO4)3 + KOH = Y(OH)3 + K2SO4 =>
Y2(SO4)3 + 6 KOH = 2 Y(OH)3 + 3 K2SO4
H + Na2O = H2O + Na2 =>
2 H + Na2O = H2O + Na2
Ti + H2O = H2 + Ti(OH)2 =>
Ti + 2 H2O = H2 + Ti(OH)2
NaCl + C2H4O2 = C2H3NaO2 + HCl =>
NaCl + C2H4O2 = C2H3NaO2 + HCl
MgO + N2O3 = N2MgO4 =>
MgO + N2O3 = N2MgO4
KNO2 + K2Cr2O7 + H2O = KNO3 + KOH + Cr2O3 =>
3 KNO2 + K2Cr2O7 + H2O = 3 KNO3 + 2 KOH + Cr2O3
NaHCO3 + H3C6H5O7 = CO2 + H2O + Na3(C6H5O7)2 =>
18 NaHCO3 + 11 H3C6H5O7 = 12 CO2 + 23 H2O + 6 Na3(C6H5O7)2
C57H98O6 + H2O = CO + H2 =>
C57H98O6 + 51 H2O = 57 CO + 100 H2
NH4Br + LiOH = LiBr + NH3 + H2O =>
NH4Br + LiOH = LiBr + NH3 + H2O
Mg(OH)2 + HClO3 = (ClO3)2Mg + H2O =>
Mg(OH)2 + 2 HClO3 = (ClO3)2Mg + 2 H2O
B4C + O2 = B2O3 + CO =>
2 B4C + 7 O2 = 4 B2O3 + 2 CO
SO2 + H2O + C6H5ONa = Na2SO3 + C6H6O =>
SO2 + H2O + 2 C6H5ONa = Na2SO3 + 2 C6H6O
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