| Équations équilibrées la veille |
K2Cr2O7 + H2SO4 + 3 SO2 + 23 H2O = 2 KCr(SO4)2*12H2O
Zn + Ag{+} = Zn{2+} + Ag =>
Zn + 2 Ag{+} = Zn{2+} + 2 Ag
NH4OH = H2ONH3 =>
NH4OH = H2ONH3
C2H4O5 + O2 = CO2 + H2O =>
2 C2H4O5 + O2 = 4 CO2 + 4 H2O
KMnO4 + NaOH + Zn = MnO + ZnO3 + NaKOH =>
KMnO4 + NaOH + Zn = MnO + ZnO3 + NaKOH
HOOCCHOHCHOHCOOH + NaOH = NaOOCCHOHCHOHCOOH + H2O =>
HOOCCHOHCHOHCOOH + NaOH = NaOOCCHOHCHOHCOOH + H2O
Na2S2O3 = Na2SO4 + Na2S + SO2 =>
4 Na2S2O3 = Na2SO4 + 3 Na2S + 4 SO2
KMnO4 + FeSO4 + H2O = Fe2(SO4)3 + MnO2 + K2SO4 + Fe(OH)3 =>
6 KMnO4 + 18 FeSO4 + 12 H2O = 5 Fe2(SO4)3 + 6 MnO2 + 3 K2SO4 + 8 Fe(OH)3
CH3COONH4 + NaOH = CH3COONa + NH4OH =>
CH3COONH4 + NaOH = CH3COONa + NH4OH
Sn(ClO2)4 + Co3(PO4)2 = Sn3(PO4)4 + Co(ClO2)2 =>
3 Sn(ClO2)4 + 2 Co3(PO4)2 = Sn3(PO4)4 + 6 Co(ClO2)2
MeNH2 + H2O = MeNH3 + OH =>
MeNH2 + H2O = MeNH3 + OH
SO3Cl2 = SO3 + Cl2 =>
SO3Cl2 = SO3 + Cl2
NO3 + NaOH = NaO3 + NOH =>
NO3 + NaOH = NaO3 + NOH
S + KOH = K2S2O3 + K2S + H2O =>
4 S + 6 KOH = K2S2O3 + 2 K2S + 3 H2O
CuSO4 + AlCl3 = Al2(SO4)3 + Cu3(Cl3)2 =>
3 CuSO4 + 2 AlCl3 = Al2(SO4)3 + Cu3(Cl3)2
H2SO4 + SnO2H2 = SnSO4 + H2O =>
H2SO4 + SnO2H2 = SnSO4 + 2 H2O
Cd(NO3)2 + CS(NH2)2 = CdS + C(NH2)2 + NO3 =>
Cd(NO3)2 + CS(NH2)2 = CdS + C(NH2)2 + 2 NO3
MgI2 + K2CrO4 + H2SO4 = I2 + MgSO4 + K2SO4 + H2O + Cr2(SO4)3 =>
3 MgI2 + 2 K2CrO4 + 8 H2SO4 = 3 I2 + 3 MgSO4 + 2 K2SO4 + 8 H2O + Cr2(SO4)3
Zn + HBn = ZnBn2 + H2 =>
Zn + 2 HBn = ZnBn2 + H2
[Al(OH)2]2SO4 + Fe2(HPO4)3 + H3PO4 = Fe2(SO4)3 + AlPO4 + H2O =>
3[Al(OH)2]2SO4 + Fe2(HPO4)3 + 3 H3PO4 = Fe2(SO4)3 + 6 AlPO4 + 12 H2O
Co(NO3)2 + (NH4)2[Hg(SCN)4] = Co[Hg(SCN)4] + NH4NO3 =>
Co(NO3)2 + (NH4)2[Hg(SCN)4] = Co[Hg(SCN)4] + 2 NH4NO3
Cl2(g) + C2H6(g) = C2HCl5(g) + HCl(g) =>
5 Cl2(g) + C2H6(g) = C2HCl5(g) + 5 HCl(g)
CH3CHO + NaMnO4 + NaOH = CH3COONa + Na2MnO4 + H2O =>
CH3CHO + 2 NaMnO4 + 3 NaOH = CH3COONa + 2 Na2MnO4 + 2 H2O
FeSO4Ba(NO3)2 = Fe(NO3)2BaSO4 =>
FeSO4Ba(NO3)2 = Fe(NO3)2BaSO4
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
Ca(OH)2 + HNO3 = Ca[NO3]2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca[NO3]2 + 2 H2O
NaBr + Cl3 = NaCl + Br =>
3 NaBr + Cl3 = 3 NaCl + 3 Br
NO2 + NaMnO4 + H2O = NaNO3 + MnO2 + HNO3 =>
3 NO2 + NaMnO4 + H2O = NaNO3 + MnO2 + 2 HNO3
Mn(aq) + OH(aq) = Mn(OH)2(s) =>
Mn(aq) + 2 OH(aq) = Mn(OH)2(s)
Fe(ClO2)3 = ClO2 + Fe =>
Fe(ClO2)3 = 3 ClO2 + Fe
P + H2 = PH3P =>
4 P + 3 H2 = 2 PH3P
H3P + BaCl2 = Ba3P2 + HCl =>
2 H3P + 3 BaCl2 = Ba3P2 + 6 HCl
C8H20 + O2 = CO2 + H2O =>
C8H20 + 13 O2 = 8 CO2 + 10 H2O
Zn{2+} + K{+} + Fe(CN)6{4-} = K2Zn3[Fe(CN)6]2 =>
3 Zn{2+} + 2 K{+} + 2 Fe(CN)6{4-} = K2Zn3[Fe(CN)6]2
C4H6 + Cl = C4H6Cl4 =>
C4H6 + 4 Cl = C4H6Cl4
K4Fe(CN)6 + MnO4 + H2SO4 = Fe(CN)6 + MnSO4 + K2O4 + H2O =>
3 K4Fe(CN)6 + 8 MnO4 + 8 H2SO4 = 3 Fe(CN)6 + 8 MnSO4 + 6 K2O4 + 8 H2O
Na3Ct + HCl = H3Ct + NaCl =>
Na3Ct + 3 HCl = H3Ct + 3 NaCl
HgO + Cl2 = Hg2Cl2 + O2 =>
2 HgO + Cl2 = Hg2Cl2 + O2
K = K20 =>
20 K = K20
K2CrO4 + HNO3 = KNO3 + H2CrO4 =>
K2CrO4 + 2 HNO3 = 2 KNO3 + H2CrO4
X2O + H2O = XOH =>
X2O + H2O = 2 XOH
Pb(CH3COO)2 + K2Cr2O7 + H2O = KOH + PbCrO4 + CH3COOH =>
2 Pb(CH3COO)2 + K2Cr2O7 + 3 H2O = 2 KOH + 2 PbCrO4 + 4 CH3COOH
C6H5ClNaOH = C6H5OHNaCl =>
C6H5ClNaOH = C6H5OHNaCl
CH3OK + CH3Cl = KCl + CH3CH3O =>
CH3OK + CH3Cl = KCl + CH3CH3O
(NH4)2CO3 + CH3COONa = CH3COONH4 + Na2CO3 =>
(NH4)2CO3 + 2 CH3COONa = 2 CH3COONH4 + Na2CO3
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
KrF2(g) + H2O(l) = Kr(g) + O2(g) + HF(g) =>
2 KrF2(g) + 2 H2O(l) = 2 Kr(g) + O2(g) + 4 HF(g)
CrCl3 + KI = CrCl2 + I2 + KCl =>
2 CrCl3 + 2 KI = 2 CrCl2 + I2 + 2 KCl
Fe(S)2 + (O)2 = (Fe)2(O)3 + S(O)2 =>
4 Fe(S)2 + 11(O)2 = 2(Fe)2(O)3 + 8 S(O)2
Ca(s) + H2SO4(aq) = CaSO4(s) + H2(g) =>
Ca(s) + H2SO4(aq) = CaSO4(s) + H2(g)
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