| Équations équilibrées la veille | Équations équilibrées le lendemain |
PCl5(g) = PCl3(g) + Cl2(g)
K2O + H2S = K2S + H2O =>
K2O + H2S = K2S + H2O
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s) =>
Fe(s) + CuSO4(aq) = FeSO4(aq) + Cu(s)
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
NO = N2 + O2 =>
2 NO = N2 + O2
Pb(NO3)2 + NaOH = Pb(OH)2 + NaNO3 =>
Pb(NO3)2 + 2 NaOH = Pb(OH)2 + 2 NaNO3
AgNO3 + H2SO4 = Ag2SO4 + HNO3 =>
2 AgNO3 + H2SO4 = Ag2SO4 + 2 HNO3
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Sr + H2O = Sr(OH)2 + H2 =>
Sr + 2 H2O = Sr(OH)2 + H2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
KCIO3 = KCI + O2 =>
2 KCIO3 = 2 KCI + 3 O2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
CoCl2 + Na3PO4 = Co3(PO4)2 + NaCl =>
3 CoCl2 + 2 Na3PO4 = Co3(PO4)2 + 6 NaCl
MnO2 + KBr + H2SO4 = MnSO4 + K2SO4 + H2O + Br2 =>
MnO2 + 2 KBr + 2 H2SO4 = MnSO4 + K2SO4 + 2 H2O + Br2
Ba(OH)2 + H3PO4 = Ba3(PO4)2 + H2O =>
3 Ba(OH)2 + 2 H3PO4 = Ba3(PO4)2 + 6 H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
PbBr2 + HCl = HBr + PbCl2 =>
PbBr2 + 2 HCl = 2 HBr + PbCl2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
CuO + H2SO4 = CuSO4 + H2O =>
CuO + H2SO4 = CuSO4 + H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2 + Cl = HCl =>
H2 + 2 Cl = 2 HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
CO + H2 = H2O + CH4 =>
CO + 3 H2 = H2O + CH4
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
H2S + KOH = K2S + H2O =>
H2S + 2 KOH = K2S + 2 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + NaCl(aq) =>
CaCl2(aq) + Na2CO3(aq) = CaCO3(s) + 2 NaCl(aq)
H2SO4 + Cu = CuSO4 + SO2 + H2O =>
2 H2SO4 + Cu = CuSO4 + SO2 + 2 H2O
HNO3 + H2S = NO + H2O + S =>
2 HNO3 + 3 H2S = 2 NO + 4 H2O + 3 S
Al(NO3)3 + NaOH = NaAlO2 + NaNO3 + H2O =>
Al(NO3)3 + 4 NaOH = NaAlO2 + 3 NaNO3 + 2 H2O
Cu(OH)2 + H2SO4 = CuSO4 + H2O =>
Cu(OH)2 + H2SO4 = CuSO4 + 2 H2O
SrCl2 + K2CO3 = SrCO3 + KCl =>
SrCl2 + K2CO3 = SrCO3 + 2 KCl
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
Na + O2 = NaO =>
2 Na + O2 = 2 NaO
OF2 = O2 + F2 =>
2 OF2 = O2 + 2 F2
Zn + FeCl2 = ZnCl2 + Fe =>
Zn + FeCl2 = ZnCl2 + Fe
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
KClO3KNO3 + Al2Mg = KCl + N2 + K2O + Al2O3 + MgO =>
8 KClO3KNO3 + 11 Al2Mg = 8 KCl + 4 N2 + 4 K2O + 11 Al2O3 + 11 MgO
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Cr + H2SO4 = Cr2(SO4)3 + H2 =>
2 Cr + 3 H2SO4 = Cr2(SO4)3 + 3 H2
P + O2 = P2O3 =>
4 P + 3 O2 = 2 P2O3
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
MnO2 + KBr + H2SO4 = MnSO4 + K2SO4 + H2O + Br2 =>
MnO2 + 2 KBr + 2 H2SO4 = MnSO4 + K2SO4 + 2 H2O + Br2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/22
Équations équilibrées sur02/11/21
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