| Équations équilibrées la veille |
2 H + S = H2S
NaHCO3 + BrCl = NaCl + BrCO3 + H2 =>
2 NaHCO3 + 2 BrCl = 2 NaCl + 2 BrCO3 + H2
SiCl4 + Mg = MgCl2 + Si =>
SiCl4 + 2 Mg = 2 MgCl2 + Si
X(OH)3 + Cu(OH)2 = XO3HCu + H2O =>
X(OH)3 + Cu(OH)2 = XO3HCu + 2 H2O
CH3CH2CH3(g) + O2(g) = CO2(g) + H2O(g) =>
CH3CH2CH3(g) + 5 O2(g) = 3 CO2(g) + 4 H2O(g)
CrCl3 + KBiO3 + H2SO4 = H2Cr2O7 + Bi2(SO4)3 + K2SO4 + H2O + Cl2 =>
2 CrCl3 + 6 KBiO3 + 12 H2SO4 = H2Cr2O7 + 3 Bi2(SO4)3 + 3 K2SO4 + 11 H2O + 3 Cl2
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
Zn + Pb(NO3)2 = Pb4 + Zn(NO3)2 =>
4 Zn + 4 Pb(NO3)2 = Pb4 + 4 Zn(NO3)2
CuCO3 + NH3 = Cu(NH3) + CO2 + O2 =>
2 CuCO3 + 2 NH3 = 2 Cu(NH3) + 2 CO2 + O2
K4(Fe(SCN6)) + K2Cr2O7 + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + CO2 + H2O + KSO4 + KNO =>
4 K4(Fe(SCN6)) + 21 K2Cr2O7 + 99 H2SO4 = 2 Fe2(SO4)3 + 21 Cr2(SO4)3 + 4 CO2 + 99 H2O + 34 KSO4 + 24 KNO
C5H8 + KMnO4 + H2O = C5H10O2 + MnO2 + KOH =>
3 C5H8 + 2 KMnO4 + 4 H2O = 3 C5H10O2 + 2 MnO2 + 2 KOH
K2MnO4 + NaNO2 + HCl = KCl + MnCl2 + NaNO3 + H2O =>
K2MnO4 + 2 NaNO2 + 4 HCl = 2 KCl + MnCl2 + 2 NaNO3 + 2 H2O
CH3CH2COH + H2 = CH3CH2CH2OH =>
CH3CH2COH + H2 = CH3CH2CH2OH
C3H3 + HBr = C3H2Br + H2 =>
C3H3 + HBr = C3H2Br + H2
Fe(s) + H2O(l) = Fe3O4(s) + H2(g) =>
3 Fe(s) + 4 H2O(l) = Fe3O4(s) + 4 H2(g)
Ba(OH)2 + K2(SO4) = KOH + BaSO4 =>
Ba(OH)2 + K2(SO4) = 2 KOH + BaSO4
Mg + O2 + Cl = MgOCl2 =>
2 Mg + O2 + 4 Cl = 2 MgOCl2
NaCI + H2O = NaOH + HCI =>
NaCI + H2O = NaOH + HCI
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Na2S + O2 = Na2O + SO2 =>
2 Na2S + 3 O2 = 2 Na2O + 2 SO2
H3PO4 + NH3 = PON + H2O =>
H3PO4 + NH3 = PON + 3 H2O
(NH4)2CO3(heat) = NH4HCO3 + NH3 =>
(NH4)2CO3(heat) = NH4HCO3 + NH3
NaNO3 = Na(NO2) + O2 =>
2 NaNO3 = 2 Na(NO2) + O2
C6H5OHHBr = C6H5BrH2O =>
C6H5OHHBr = C6H5BrH2O
La2(SO4)3 + NaF = LaF3 + Na2SO4 =>
La2(SO4)3 + 6 NaF = 2 LaF3 + 3 Na2SO4
C2O4 = CO2 = e =>
C2O4 = 2 CO2
Al + HNO3 = Al(NO3)3 + NO2 + H2O =>
Al + 6 HNO3 = Al(NO3)3 + 3 NO2 + 3 H2O
Cl + KI = ClI + K =>
Cl + KI = ClI + K
HClO4 + Sr(OH)2 = H2O + Sr(ClO4)2 =>
2 HClO4 + Sr(OH)2 = 2 H2O + Sr(ClO4)2
I3 + Cr = CrI3 =>
I3 + Cr = CrI3
Ca(NO3)2*4H2O + (NH4)2HPO4 + NH4OH = Ca10(PO4)(OH)2 + NH4NO3 + H2O =>
80 Ca(NO3)2*4H2O + 8(NH4)2HPO4 + 174 NH4OH = 8 Ca10(PO4)(OH)2 + 175 NH4NO3 + 433 H2O
As + Cl = As2Cl3 =>
2 As + 3 Cl = As2Cl3
[Cd(NH3)4]SO4 + BaCl2 = [Cd(NH3)4]Cl2 + BaSO4 =>
[Cd(NH3)4]SO4 + BaCl2 = [Cd(NH3)4]Cl2 + BaSO4
CdTe + SnCl2 = CdSnTe + Cl2 =>
CdTe + SnCl2 = CdSnTe + Cl2
C18H34O2 + NaHCO3 = C18H33O2Na + CO2 + H2O =>
C18H34O2 + NaHCO3 = C18H33O2Na + CO2 + H2O
Cu(OH)2 + Li3PO4 = Cu3(PO4)2 + LiOH =>
3 Cu(OH)2 + 2 Li3PO4 = Cu3(PO4)2 + 6 LiOH
C6H12O + HNO3 = C4H6O4 + NO + H2O =>
6 C6H12O + 26 HNO3 = 9 C4H6O4 + 26 NO + 22 H2O
Cl2 + VSO4 = ClSO4 + V =>
Cl2 + 2 VSO4 = 2 ClSO4 + 2 V
CrO3MgO = MgCrO4 =>
CrO3MgO = MgCrO4
Al(No3)3 + Ga = Al + (No3)Ga =>
Al(No3)3 + 3 Ga = Al + 3(No3)Ga
S + NO3{-} + H2O = SO4{2-} + N2 + H{+} =>
5 S + 6 NO3{-} + 2 H2O = 5 SO4{2-} + 3 N2 + 4 H{+}
CH2Cu2O5 + HNO3 = Cu(NO3)2 + H2O + CO2 =>
CH2Cu2O5 + 4 HNO3 = 2 Cu(NO3)2 + 3 H2O + CO2
AgNO3 + H2O = HNO3 + AgOH =>
AgNO3 + H2O = HNO3 + AgOH
SO3 + NaCl = Na2SO3 + Cl =>
SO3 + 2 NaCl = Na2SO3 + 2 Cl
NaPO3 = Na2O + P2O5 =>
2 NaPO3 = Na2O + P2O5
C2H3Cl3 + O2 = CO2 + H2O + Cl2 =>
4 C2H3Cl3 + 11 O2 = 8 CO2 + 6 H2O + 6 Cl2
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
PCl5 + NaOH = NaCl + Na3PO4 + H2O =>
PCl5 + 8 NaOH = 5 NaCl + Na3PO4 + 4 H2O
C6H4(COH)(CH3) + KMnO4 + H2SO4 = C6H4(COOH)2 + K2SO4 + MnSO4 + H2O =>
5 C6H4(COH)(CH3) + 8 KMnO4 + 12 H2SO4 = 5 C6H4(COOH)2 + 4 K2SO4 + 8 MnSO4 + 17 H2O
Sn + HNO3 + HCl = SnCl2 + NO + H2O =>
3 Sn + 2 HNO3 + 6 HCl = 3 SnCl2 + 2 NO + 4 H2O
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