| Équations équilibrées la veille |
HgS + Ca = Hg + CaS
Fe + H2SO4 = Fe(SO4)3 + H2 =>
Fe + 3 H2SO4 = Fe(SO4)3 + 3 H2
CrCl3 + NH4OH = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH4OH = Cr(OH)3 + 3 NH4Cl
NOCl + O2 = N2O4 + Cl2 =>
2 NOCl + O2 = N2O4 + Cl2
Zn + HNO3 = Zn(NO3)2 + NH4NO3 + H2O =>
4 Zn + 10 HNO3 = 4 Zn(NO3)2 + NH4NO3 + 3 H2O
NOCl + NH3 = H2O + HCl + N2 =>
NOCl + NH3 = H2O + HCl + N2
NH4(PO4) + CaCl2 = (NH4)Cl + Ca(PO4)2 =>
2 NH4(PO4) + CaCl2 = 2(NH4)Cl + Ca(PO4)2
C5H9NO4 + O2 = CO2 + H2O + NH4 =>
4 C5H9NO4 + 17 O2 = 20 CO2 + 10 H2O + 4 NH4
Pb(CH3COO)2 + K2CO3 + H2O = Pb(OH)2 + CO2 + CH3COOK =>
Pb(CH3COO)2 + K2CO3 + H2O = Pb(OH)2 + CO2 + 2 CH3COOK
(NH4)2Fe(SO4)2*6H2O + HNO3 = Fe2(SO4)3 + NO + H2O + (NH4)2SO4 =>
2(NH4)2Fe(SO4)2*6H2O + 4 HNO3 = Fe2(SO4)3 + 6 NO + 18 H2O + (NH4)2SO4
C16H32O2 + C2H5OH = C18H36O2 + H2O =>
C16H32O2 + C2H5OH = C18H36O2 + H2O
Sb + HNO3 + H2O = H(Sb(OH)6) + NO2 =>
Sb + 5 HNO3 + H2O = H(Sb(OH)6) + 5 NO2
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
C7H6O3 + NaOH = C7H5O3Na + H2O =>
C7H6O3 + NaOH = C7H5O3Na + H2O
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
SiCl4(g) + H2O(i) = SiO2(s) + HCl(aq) =>
SiCl4(g) + 2 H2O(i) = SiO2(s) + 4 HCl(aq)
NaBr + K2MnO4 + H2SO4 = Br2 + MnSO4 + Na2SO4 + K2SO4 + H2O =>
4 NaBr + K2MnO4 + 4 H2SO4 = 2 Br2 + MnSO4 + 2 Na2SO4 + K2SO4 + 4 H2O
XCl2(aq) + AgNO3(aq) = X(NO3)2(aq) + AgCl(s) =>
XCl2(aq) + 2 AgNO3(aq) = X(NO3)2(aq) + 2 AgCl(s)
Cr2O7 + C2H5OH + H2SO4 = Cr2(SO4)3 + CH3COOH + H2O =>
Cr2O7 + 2 C2H5OH + 3 H2SO4 = Cr2(SO4)3 + 2 CH3COOH + 5 H2O
Cr8 + H2O + O2 = H2Cr2O7 =>
Cr8 + 4 H2O + 12 O2 = 4 H2Cr2O7
KMnO4 + Na2SO3 + H2O = MnO2 + Na2SO4 + KOH =>
2 KMnO4 + 3 Na2SO3 + H2O = 2 MnO2 + 3 Na2SO4 + 2 KOH
SO2 + HCIO4 + H2O = HCI + H2SO4 =>
4 SO2 + HCIO4 + 4 H2O = HCI + 4 H2SO4
SO2 + HOH = H2SO3 =>
SO2 + HOH = H2SO3
MgSO4 + Na2SO3 = MgSO2 + Na2SO4 =>
MgSO4 + 2 Na2SO3 = MgSO2 + 2 Na2SO4
Hg + NaOH = Hg(NaOH)2 =>
Hg + 2 NaOH = Hg(NaOH)2
Li2O + BaO = Li2BaO2 =>
Li2O + BaO = Li2BaO2
Ag + O2 = (Ag2O) =>
4 Ag + O2 = 2(Ag2O)
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g) =>
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g)
Al{3+} + Na = Al + Na{+} =>
Al{3+} + 3 Na = Al + 3 Na{+}
Cl5 + KBr = KCl + Br =>
Cl5 + 5 KBr = 5 KCl + 5 Br
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g) =>
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g)
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
NH3 + H2O = NH4 + OH =>
NH3 + H2O = NH4 + OH
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g) =>
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g)
(NH4)2SO4 + Mn = NH4 + MnSO4 =>
(NH4)2SO4 + Mn = 2 NH4 + MnSO4
KClO3 + H2SO4(concentrate) = HClO4 + ClO2 + K2SO4 + H2O =>
6 KClO3 + 3 H2SO4(concentrate) = 2 HClO4 + 4 ClO2 + 3 K2SO4 + 2 H2O
Zincoxide + sodiumbromide = zincbromide + sodiumoxide =>
ZnO + 2 NaBr = ZnBr2 + Na2O
C2H8O7 + NaHCO3 = Na3C6H5O7 + H2O + CO2 =>
9 C2H8O7 + 3 NaHCO3 = Na3C6H5O7 + 35 H2O + 15 CO2
CH3COCl + NaOH = NaCl + CH3COOH =>
CH3COCl + NaOH = NaCl + CH3COOH
FeCl2 + Na2HPO4 = NaCl + Fe3(PO4)2 + H3PO4 =>
3 FeCl2 + 3 Na2HPO4 = 6 NaCl + Fe3(PO4)2 + H3PO4
HB + CO = HBCO =>
HB + CO = HBCO
BaCO3 + HF = BaF + HCO3 =>
BaCO3 + HF = BaF + HCO3
K2Cr2O7 + SO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 3 SO2 + H2SO4 = Cr2(SO4)3 + H2O + K2SO4
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
SO3(g) + H20(l) = SO2 + H2O =>
10 SO3(g) + H20(l) = 10 SO2 + 10 H2O
N2H4(g) + H2O2(l) = NO2(g) + H2O(g) =>
N2H4(g) + 6 H2O2(l) = 2 NO2(g) + 8 H2O(g)
C + KB = KC + B =>
C + KB = KC + B
Zn + H2SO4 = ZnSO4 + H2S + H2O =>
4 Zn + 5 H2SO4 = 4 ZnSO4 + H2S + 4 H2O
ZnSO4 + K2Cr2O7 = ZnCr2O7 + K2SO4 =>
ZnSO4 + K2Cr2O7 = ZnCr2O7 + K2SO4
NH4Cl + Ca = CaCl2 + NH3 + H2 =>
2 NH4Cl + Ca = CaCl2 + 2 NH3 + H2
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