| Équations équilibrées la veille |
3 Fe + 2 H3PO4 = Fe3(PO4)2 + 3 H2
CuSO4*5H2O + Na2CO3 = Cu2CO3(OH)2 + Na2SO4 + CO2 + H2O =>
2 CuSO4*5H2O + 2 Na2CO3 = Cu2CO3(OH)2 + 2 Na2SO4 + CO2 + 9 H2O
MnSO4 + AgNO3 + K2S2O8 = K2SO4 + Mn(NO3)2 + Ag2S2O8 =>
MnSO4 + 2 AgNO3 + K2S2O8 = K2SO4 + Mn(NO3)2 + Ag2S2O8
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
CaC2 + H2O = C2H2 + Ca(OH)2 =>
CaC2 + 2 H2O = C2H2 + Ca(OH)2
CO2 + Cl = O2 + CCl4 =>
CO2 + 4 Cl = O2 + CCl4
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
BF3(s) + H2O(l) = HF + H3BO3 =>
BF3(s) + 3 H2O(l) = 3 HF + H3BO3
NaOH + HCl = NaCl + H(OH) =>
NaOH + HCl = NaCl + H(OH)
Na2SO4 + H2O = H2SO4 + NaOH =>
Na2SO4 + 2 H2O = H2SO4 + 2 NaOH
FeCl3(aq) + NH4SCN(aq) = Fe(SCN)3(aq) + NH4Cl(aq) =>
FeCl3(aq) + 3 NH4SCN(aq) = Fe(SCN)3(aq) + 3 NH4Cl(aq)
FeAsS + NO3 = Fe + SO4 + AsO4 + NO =>
FeAsS + 4 NO3 = Fe + SO4 + AsO4 + 4 NO
SBr = S2 + Br2 =>
2 SBr = S2 + Br2
H3PO4 + NH3 = (NH4)3PO4 =>
H3PO4 + 3 NH3 = (NH4)3PO4
FeCl3(aq) + NH4SCN(aq) = Fe[Fe(SCN)6] + NH4Cl(aq) =>
2 FeCl3(aq) + 6 NH4SCN(aq) = Fe[Fe(SCN)6] + 6 NH4Cl(aq)
Cr2O7{-}2 + H2O2 + H{+} = CrO5 + H2O =>
2 Cr2O7{-}2 + 7 H2O2 + 2 H{+} = 4 CrO5 + 8 H2O
C10H16 + Cl2 = C + HCl =>
C10H16 + 8 Cl2 = 10 C + 16 HCl
HNO2 + N2H4 = NO + H2O =>
8 HNO2 + N2H4 = 10 NO + 6 H2O
Cs(s) + N2(g) = Cs3N =>
6 Cs(s) + N2(g) = 2 Cs3N
Cr2O7{-}2 + H2O2 + H{+} = CrO5 + H2O =>
2 Cr2O7{-}2 + 7 H2O2 + 2 H{+} = 4 CrO5 + 8 H2O
H2AsO4 + H2O = H3O + HAsO4 =>
H2AsO4 + H2O = H3O + HAsO4
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
Fe + H3PO4 = FePO4 + H2 =>
2 Fe + 2 H3PO4 = 2 FePO4 + 3 H2
Ag + KNO3 + H2SO4 = Ag2SO4 + NO2 + H2O + K2SO4 =>
2 Ag + 2 KNO3 + 2 H2SO4 = Ag2SO4 + 2 NO2 + 2 H2O + K2SO4
Na2S + HNO3 = S + NO2 + NaNO3 + H2O =>
Na2S + 4 HNO3 = S + 2 NO2 + 2 NaNO3 + 2 H2O
CuSO4(aq) + KCl(aq) = CuCl2(aq) + K2SO4(aq) =>
CuSO4(aq) + 2 KCl(aq) = CuCl2(aq) + K2SO4(aq)
Al2O3 + H2O = Al(OH)3 =>
Al2O3 + 3 H2O = 2 Al(OH)3
NH4NO2 = N2 + H2O =>
NH4NO2 = N2 + 2 H2O
HCl + NaOH = NaCl + (H2O) =>
HCl + NaOH = NaCl + (H2O)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CH3CH2CHOHCH3 + MnO4{-} + H{+} = CH3CH2COCH3 + Mn4{+} + H2O =>
27 CH3CH2CHOHCH3 + 8 MnO4{-} + 10 H{+} = 27 CH3CH2COCH3 + 2 Mn4{+} + 32 H2O
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
Ca(SO4) + Mg(OH)2 = Ca(OH)2 + Mg(SO4) =>
Ca(SO4) + Mg(OH)2 = Ca(OH)2 + Mg(SO4)
Cr2O7{-}2 + H2O2 + H{+} = CrO5 + H2O =>
2 Cr2O7{-}2 + 7 H2O2 + 2 H{+} = 4 CrO5 + 8 H2O
Zn(NO3)2 + Na2CO3 = ZnCO3 + NaNO3 =>
Zn(NO3)2 + Na2CO3 = ZnCO3 + 2 NaNO3
KCI + F2 = KF + CI =>
2 KCI + F2 = 2 KF + 2 CI
Fe + {2+} = Fe{3+}O{4+} =>
2 Fe + 3{2+} = 2 Fe{3+}O{4+}
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
AgNO3 + NaCO3{-2} = AgCO3{-2} + NaNO3 =>
AgNO3 + NaCO3{-2} = AgCO3{-2} + NaNO3
Pb(NO3)2 + KSCN = Pb(SCN)2 + K(NO3) =>
Pb(NO3)2 + 2 KSCN = Pb(SCN)2 + 2 K(NO3)
SO2 + KMnO4 + H2O = MnO4 + K2SO + H2SO4 =>
2 SO2 + 2 KMnO4 + H2O = 2 MnO4 + K2SO + H2SO4
Ca(OH)2 + CuCl2 = Cu(OH)2 + CaCl2 =>
Ca(OH)2 + CuCl2 = Cu(OH)2 + CaCl2
H3PO4 = H4P2O7 + H2O =>
2 H3PO4 = H4P2O7 + H2O
C + O2 = CO2 =>
C + O2 = CO2
Na2Cr2O7*2H2O + H2SO4 = H2Cr2O7 + Na2SO4 + H2O =>
Na2Cr2O7*2H2O + H2SO4 = H2Cr2O7 + Na2SO4 + 2 H2O
NO3(g) = N2(g) + O2(g) =>
2 NO3(g) = N2(g) + 3 O2(g)
CuSO4(aq) + KCl(aq) = CuCl2(s) + K2SO4(aq) =>
CuSO4(aq) + 2 KCl(aq) = CuCl2(s) + K2SO4(aq)
Na + CO = NaO + C =>
Na + CO = NaO + C
Cr2O72{-} + Cl{-} + H{+} = Cr3{+} + H2O + Cl2 =>
6 Cr2O72{-} + 854 Cl{-} + 864 H{+} = 4 Cr3{+} + 432 H2O + 427 Cl2
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Équations équilibrées sur01/03/25
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