| Équations équilibrées la veille |
Ca(NO3)2 + 2 NaBr = CaBr2 + 2 NaNO3
C4H6 + H3PO4 = C4H7PO4 + H2 =>
C4H6 + H3PO4 = C4H7PO4 + H2
Ca + Cl2 = CaCl2 =>
Ca + Cl2 = CaCl2
C2H3Br + O2 = CO + H2O + HBr =>
2 C2H3Br + 3 O2 = 4 CO + 2 H2O + 2 HBr
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
HC3H3O3 = C2H4O + CO2 =>
HC3H3O3 = C2H4O + CO2
XO + H2O = X(OH)2 =>
XO + H2O = X(OH)2
AlCl3 + NaOH = Al(OH)3 + NaCl =>
AlCl3 + 3 NaOH = Al(OH)3 + 3 NaCl
AgNO3 + NaCl = AgCl + NaNO3 =>
AgNO3 + NaCl = AgCl + NaNO3
HCl + Sn = SnCl + H2 =>
2 HCl + 2 Sn = 2 SnCl + H2
K + S = K2S =>
2 K + S = K2S
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na2CO3(aq) + Ca(OH)2 = NaOH + CaCO3 =>
Na2CO3(aq) + Ca(OH)2 = 2 NaOH + CaCO3
Au + NaCN + O2 + H2O = Na[Au(CN)2] + NaOH =>
4 Au + 8 NaCN + O2 + 2 H2O = 4 Na[Au(CN)2] + 4 NaOH
H2S + SbCl2 = HCl + Sb2S2 =>
2 H2S + 2 SbCl2 = 4 HCl + Sb2S2
Br2O3 + KOH = KBrO3 + KBr + H2O =>
3 Br2O3 + 6 KOH = 4 KBrO3 + 2 KBr + 3 H2O
As2O5 + H2O = H3AsO4 =>
As2O5 + 3 H2O = 2 H3AsO4
Ca + H2SO4 = Ca(SO4) + H2 =>
Ca + H2SO4 = Ca(SO4) + H2
KMnO4 + HCl = Cl2 + KCl + H2O + MnCl2 =>
2 KMnO4 + 16 HCl = 5 Cl2 + 2 KCl + 8 H2O + 2 MnCl2
I2O7 + H2O = I(OH)7 =>
I2O7 + 7 H2O = 2 I(OH)7
CO + H2 = H2O + CH4 =>
CO + 3 H2 = H2O + CH4
KNO3 + C12H22O11 = CO2 + H2O + N2 + K2O =>
48 KNO3 + 5 C12H22O11 = 60 CO2 + 55 H2O + 24 N2 + 24 K2O
HNO3 + Na2SO4 = NaNO3 + NaHSO4 =>
HNO3 + Na2SO4 = NaNO3 + NaHSO4
VO2{+} + H{+} + I{-} = VO{2-} + H2O + I2 =>
2 VO2{+} + 4 H{+} + 10 I{-} = 2 VO{2-} + 2 H2O + 5 I2
Mg3 + (PO4)2 = MgO + P03 =>
8 Mg3 + 3(PO4)2 = 24 MgO + 2 P03
(HCl)2 + NaOH = NaCl + H2O =>
(HCl)2 + 2 NaOH = 2 NaCl + 2 H2O
C7H10N + O2 = CO2 + H2O + NO2 =>
2 C7H10N + 21 O2 = 14 CO2 + 10 H2O + 2 NO2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Ca(OH)2 + CdCl2 = CaCl2 + Cd(OH)2 =>
Ca(OH)2 + CdCl2 = CaCl2 + Cd(OH)2
P4 + NaOH + H2O = Na3PO4 + H2 =>
P4 + 12 NaOH + 4 H2O = 4 Na3PO4 + 10 H2
Zn + Fe(Cl)3 = ZnCl2 + Fe =>
3 Zn + 2 Fe(Cl)3 = 3 ZnCl2 + 2 Fe
Ba(NO3)2 + NH2SO4H + H2O = Ba(NH2)2 + H2SO4 + HNO3 =>
3 Ba(NO3)2 + 8 NH2SO4H + 6 H2O = 3 Ba(NH2)2 + 8 H2SO4 + 8 HNO3
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
HI + KOH(aq) = H2O + KI =>
HI + KOH(aq) = H2O + KI
B + HNO3 = H3BO3 + NO2 =>
B + 3 HNO3 = H3BO3 + 3 NO2
BaCO3 = BaO + CO2 =>
BaCO3 = BaO + CO2
Co + HClO2 = Co(ClO2)2 + H2 =>
Co + 2 HClO2 = Co(ClO2)2 + H2
H2O2 + KI + HCl = I2 + H2O + KCl =>
H2O2 + 2 KI + 2 HCl = I2 + 2 H2O + 2 KCl
KClO4 + Al + H2SO4 = Al2(SO4)3 + KCl + H2O =>
3 KClO4 + 8 Al + 12 H2SO4 = 4 Al2(SO4)3 + 3 KCl + 12 H2O
Al(OH)4{-} + H2SO4 = Al(OH)3 + H2O + SO4{-2} =>
2 Al(OH)4{-} + H2SO4 = 2 Al(OH)3 + 2 H2O + SO4{-2}
Ba(HCO3)2 = CO2 + Ba(OH)2 =>
Ba(HCO3)2 = 2 CO2 + Ba(OH)2
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
N2O5 + H2O = NH4 + O2 =>
2 N2O5 + 8 H2O = 4 NH4 + 9 O2
Cr + O2 = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
O6H1C6 + O2 = CO2 + H2O =>
4 O6H1C6 + 13 O2 = 24 CO2 + 2 H2O
Na + CI2 = NaCI2 =>
Na + CI2 = NaCI2
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
NaCH3COOH + C4H9Br = CH3COOHC4H9 + Br + Na =>
NaCH3COOH + C4H9Br = CH3COOHC4H9 + Br + Na
MgFeCl2 = MgCl2Fe =>
MgFeCl2 = MgCl2Fe
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