| Équations équilibrées la veille |
4 NO2 + MnO4 = 4 NO3 + Mn
CaC2O4 + KMnO4 + H2SO4 = CaSO4 + K2SO4 + MnSO4 + H2O + CO2 =>
5 CaC2O4 + 2 KMnO4 + 8 H2SO4 = 5 CaSO4 + K2SO4 + 2 MnSO4 + 8 H2O + 10 CO2
K2O + CaF2 = KF + CaO =>
K2O + CaF2 = 2 KF + CaO
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
MgCl2(aq) + Li3PO4(aq) = Mg3(PO4)2 + LiCl(aq) =>
3 MgCl2(aq) + 2 Li3PO4(aq) = Mg3(PO4)2 + 6 LiCl(aq)
Pb5Sb4S11 + Cl = PbCl2 + Sb4S11 =>
Pb5Sb4S11 + 10 Cl = 5 PbCl2 + Sb4S11
C7H6O3 + (CH3CO)2O = C9H8O4 =>
11 C7H6O3 + (CH3CO)2O = 9 C9H8O4
Fe2(SO4)3 + K2CrO4 = Fe2(CrO4)3 + K2SO4 =>
Fe2(SO4)3 + 3 K2CrO4 = Fe2(CrO4)3 + 3 K2SO4
Ar + O = ArO2 =>
Ar + 2 O = ArO2
C7H6O3 + (CH3CO)2O = C9H8O4 =>
11 C7H6O3 + (CH3CO)2O = 9 C9H8O4
SO + Cl2 = SOCl2 =>
SO + Cl2 = SOCl2
KMnO4 + H2SO4 + (N2H5)HSO4 = MnSO4 + N2 + K2SO4 + H2O =>
4 KMnO4 + H2SO4 + 5(N2H5)HSO4 = 4 MnSO4 + 5 N2 + 2 K2SO4 + 16 H2O
MnO3 + CoO = MnO4 + Co =>
MnO3 + CoO = MnO4 + Co
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
CO2 + OH = CO3 + H2O =>
CO2 + 2 OH = CO3 + H2O
HC2H3O2 + LiHSO3 = H2O + SO2 + LiC2H3O2 =>
HC2H3O2 + LiHSO3 = H2O + SO2 + LiC2H3O2
AlCl3 + Na2O + H2O = Na3(Al(OH)6) + HCl =>
2 AlCl3 + 3 Na2O + 9 H2O = 2 Na3(Al(OH)6) + 6 HCl
K + Cl2 = K2Cl =>
4 K + Cl2 = 2 K2Cl
Ag(NH3)2{+} + NO3{-} = AgNO3 + NH3 =>
Ag(NH3)2{+} + NO3{-} = AgNO3 + 2 NH3
NaCO3 + C2H4O2 = Na2CO3 + H2O + CO2 =>
8 NaCO3 + C2H4O2 = 4 Na2CO3 + 2 H2O + 6 CO2
CH3CH2COOH(l) + O2(g) = CO2(g) + H2O(g) =>
2 CH3CH2COOH(l) + 7 O2(g) = 6 CO2(g) + 6 H2O(g)
Cu + H2SO4 = CuSO4 + SO2 + H2O =>
Cu + 2 H2SO4 = CuSO4 + SO2 + 2 H2O
Al + Cr + KClO4 = Al2(CrO4)3 + KCl =>
2 Al + 3 Cr + 3 KClO4 = Al2(CrO4)3 + 3 KCl
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
CuO4S + NaBr = CuBr + NaO4S =>
CuO4S + NaBr = CuBr + NaO4S
ZnCl2 + Ag = Zn + AgCl =>
ZnCl2 + 2 Ag = Zn + 2 AgCl
O2(g) = O3(g) =>
3 O2(g) = 2 O3(g)
KHCO3 + H2SO4 = K2SO4 + H2O + CO2 =>
2 KHCO3 + H2SO4 = K2SO4 + 2 H2O + 2 CO2
NH3 + H2O = NH4OH =>
NH3 + H2O = NH4OH
K + Sn = KSn =>
K + Sn = KSn
Ba(OH)2*H2O(s) + NH3NO3(s) = Ba(NO3)2(s) + NH3(aq) + H2O =>
9 Ba(OH)2*H2O(s) + 16 NH3NO3(s) = 9 Ba(NO3)2(s) + 14 NH3(aq) + 21 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Na2Si + H2O = H2 + Na2SiO3 =>
Na2Si + 3 H2O = 3 H2 + Na2SiO3
Au2{+} + Ag = Au + Ag{+} =>
Au2{+} + Ag = 2 Au + Ag{+}
Fe(NO3)3(aq) + Zn(s) = Zn(NO3)2(aq) + Fe(s) =>
2 Fe(NO3)3(aq) + 3 Zn(s) = 3 Zn(NO3)2(aq) + 2 Fe(s)
Al + Cr + KClO3 = Al2(CrO4)3 + KCl =>
2 Al + 3 Cr + 4 KClO3 = Al2(CrO4)3 + 4 KCl
Co + Fe2O3FeCo2 = CoO + Fe =>
Co + Fe2O3FeCo2 = 3 CoO + 3 Fe
NaCrO7 + H2O + S = SO2 + NaOH + Cr2O3 =>
2 NaCrO7 + H2O + 5 S = 5 SO2 + 2 NaOH + Cr2O3
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CH4 + Cl2 = CH3Cl + HCl =>
CH4 + Cl2 = CH3Cl + HCl
C6 = C4 =>
2 C6 = 3 C4
LiOH + HBO2 = LiBO2 + H2O =>
LiOH + HBO2 = LiBO2 + H2O
C2H6 + O2 = CO + H2O =>
2 C2H6 + 5 O2 = 4 CO + 6 H2O
C3H8O3 + HNO3 = C3H5N3O9 + H2O =>
C3H8O3 + 3 HNO3 = C3H5N3O9 + 3 H2O
(HOC6H4)2CMe2 + NaOH = (NaOC6H4)2CMe2 + H2O =>
(HOC6H4)2CMe2 + 2 NaOH = (NaOC6H4)2CMe2 + 2 H2O
CH3COOH + Na2CO3 = CH3COO + Na2CO3H =>
CH3COOH + Na2CO3 = CH3COO + Na2CO3H
Pb + P4 + O2 = Pb3(PO4)2 =>
6 Pb + P4 + 8 O2 = 2 Pb3(PO4)2
H2SO4 + Pb(OH)2 = Pb2(SO4)2 + H2O =>
2 H2SO4 + 2 Pb(OH)2 = Pb2(SO4)2 + 4 H2O
HCl + CrO3 = Cl + CrCl3 + H2O =>
6 HCl + CrO3 = 3 Cl + CrCl3 + 3 H2O
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Équations équilibrées sur10/19/24
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