| Équations équilibrées la veille |
2 NaH3 + NaClO = Na2H4 + NaCl + H2O
CH3CH2Br + NaOH = CH3CH2OH + NaBr =>
CH3CH2Br + NaOH = CH3CH2OH + NaBr
Fe(OH)3 + SO3 = Fe2(SO4)3 + H2O =>
2 Fe(OH)3 + 3 SO3 = Fe2(SO4)3 + 3 H2O
NaO2 + CO2 = Na2 + CO3 =>
2 NaO2 + 4 CO2 = Na2 + 4 CO3
Cr(OH)3 + Cl2 + NaOH = NaCrO4 + H2O + NaCl =>
Cr(OH)3 + 2 Cl2 + 5 NaOH = NaCrO4 + 4 H2O + 4 NaCl
C6H5CH3 + Cl = C7H5Cl3 + HCl =>
C6H5CH3 + 6 Cl = C7H5Cl3 + 3 HCl
C6H5OH + NH3 = H2O + (C6H5)2NH =>
2 C6H5OH + NH3 = 2 H2O + (C6H5)2NH
Co(NO3)2 + Li2CrO4 = LiNO3 + CoCrO4 =>
Co(NO3)2 + Li2CrO4 = 2 LiNO3 + CoCrO4
K(OH) + H2CO3 = H2O + KHCO3 =>
K(OH) + H2CO3 = H2O + KHCO3
Zn + K2Cr2O7 + H2SO4 = ZnSO4 + CrSO + K2SO4 + HO =>
7 Zn + 2 K2Cr2O7 + 13 H2SO4 = 7 ZnSO4 + 4 CrSO + 2 K2SO4 + 26 HO
Fe + SnSO4 = FeSO4 + Sn =>
Fe + SnSO4 = FeSO4 + Sn
P4O10 + NaOH = H2O + Na3PO4 =>
P4O10 + 12 NaOH = 6 H2O + 4 Na3PO4
C52H5HO + O2 = CO2 + H2O =>
C52H5HO + 53 O2 = 52 CO2 + 3 H2O
HNO3 + H2SO4 = SO4 + H2O + NO =>
2 HNO3 + 3 H2SO4 = 3 SO4 + 4 H2O + 2 NO
C2H2 + H2 = C2H6 =>
C2H2 + 2 H2 = C2H6
CrSO4 + H2O = CrO + H2SO4 =>
CrSO4 + H2O = CrO + H2SO4
C6H12O6(s) + O2(g) = CO2(g) + H2O =>
C6H12O6(s) + 6 O2(g) = 6 CO2(g) + 6 H2O
Fe3(PO4)2 + NaHCO3 = Fe(HCO3)2 + Na3PO4 =>
Fe3(PO4)2 + 6 NaHCO3 = 3 Fe(HCO3)2 + 2 Na3PO4
CoH22 + O2 = Co2 + H2O =>
2 CoH22 + 11 O2 = Co2 + 22 H2O
Mg + Cu2SO4 = MgSO4 + Cu =>
Mg + Cu2SO4 = MgSO4 + 2 Cu
HCOOH + Na2CO3 = HCOONa + H2O + CO3 =>
3 HCOOH + 2 Na2CO3 = 4 HCOONa + H2O + CO3
CuSO4 + Na2PO4 = Cu(PO4) + Na2SO4 =>
CuSO4 + Na2PO4 = Cu(PO4) + Na2SO4
MgO + SiO2 + H2O = Mg3Si4O10(OH)2 =>
3 MgO + 4 SiO2 + H2O = Mg3Si4O10(OH)2
C2H5OH + CH3COOH = C3H6O2 + H2O =>
C2H5OH + 2 CH3COOH = 2 C3H6O2 + H2O
P + NO2 = P2O5 + N2 =>
8 P + 10 NO2 = 4 P2O5 + 5 N2
K + HCl = KCl + H2 =>
2 K + 2 HCl = 2 KCl + H2
Mg + HCI = MgCIH =>
Mg + HCI = MgCIH
CuC + O3 = CuO + CO2 =>
CuC + O3 = CuO + CO2
C3H6Br2 + NaOH = C3H4 + NaBr + H2O =>
C3H6Br2 + 2 NaOH = C3H4 + 2 NaBr + 2 H2O
Mn + Cl2 + KOH = KMnO4 + KCl + H2O =>
2 Mn + 7 Cl2 + 16 KOH = 2 KMnO4 + 14 KCl + 8 H2O
TIO2 + Cl2 + C = TICl3 + CO2 =>
2 TIO2 + 3 Cl2 + 2 C = 2 TICl3 + 2 CO2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Al(OH)3 + NaCl = NaOH + AlCl3 =>
Al(OH)3 + 3 NaCl = 3 NaOH + AlCl3
SeO2(s) + HF(g) = SeF4(g) + H2O(l) =>
SeO2(s) + 4 HF(g) = SeF4(g) + 2 H2O(l)
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
H2MoO4 + NH4SCN + SnCl2 + HCl = (NH4)2(MoO(SCN)5) + NH4Cl + H2O + SnCl4 =>
2 H2MoO4 + 10 NH4SCN + SnCl2 + 8 HCl = 2(NH4)2(MoO(SCN)5) + 6 NH4Cl + 6 H2O + SnCl4
N2 + O2 + Cr = CrN3O9 =>
3 N2 + 9 O2 + 2 Cr = 2 CrN3O9
C6H6 + H2O2 = CO2 + H2O =>
C6H6 + 15 H2O2 = 6 CO2 + 18 H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
Sn + NH3 + H2O = Sn(OH)4 + NH4 =>
Sn + 4 NH3 + 4 H2O = Sn(OH)4 + 4 NH4
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
KMnO4 + (COONa)2 + H2SO4 = CO2 + H2O + Na2SO4 + MnSO4 + COOK =>
KMnO4 + 3(COONa)2 + 4 H2SO4 = 5 CO2 + 4 H2O + 3 Na2SO4 + MnSO4 + COOK
C6H14 + KCl = C6Cl + KH14 =>
C6H14 + KCl = C6Cl + KH14
Ba3(PO4)2 + NaNO3 = Na3PO4 + Ba(NO3)2 =>
Ba3(PO4)2 + 6 NaNO3 = 2 Na3PO4 + 3 Ba(NO3)2
Cl2(g) + NaI(ac) = NaCl + I =>
Cl2(g) + 2 NaI(ac) = 2 NaCl + 2 I
Cu(NO3)2 + KI = Cu2I2 + KNO3 + I2 =>
2 Cu(NO3)2 + 4 KI = Cu2I2 + 4 KNO3 + I2
Mg + NO3 = MgN + O =>
Mg + NO3 = MgN + 3 O
LiAlSi2O6 + H2SO4 = Li2SO4 + Al2O3 + SiO2 + H2O =>
2 LiAlSi2O6 + H2SO4 = Li2SO4 + Al2O3 + 4 SiO2 + H2O
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Cl + CH4 = CCl4 + HCl =>
8 Cl + CH4 = CCl4 + 4 HCl
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