| Équations équilibrées la veille |
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Cr + Cu{2+} = Cr{3+} + Cu =>
2 Cr + 3 Cu{2+} = 2 Cr{3+} + 3 Cu
Ag(NH3)2{+} + KI = AgI + NH3 + K{+} =>
Ag(NH3)2{+} + KI = AgI + 2 NH3 + K{+}
ZnO + Cr2(SiO3)3 = Zn(SiO3) + Cr2O3 =>
3 ZnO + Cr2(SiO3)3 = 3 Zn(SiO3) + Cr2O3
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)
Ca + H4PO4 = Ca2PO4 + H2 =>
2 Ca + H4PO4 = Ca2PO4 + 2 H2
Fe(NO3)3(aq) + NaSCN(aq) = FeSCN + Na(NO3)3 =>
Fe(NO3)3(aq) + NaSCN(aq) = FeSCN + Na(NO3)3
C4H10 = C2H6 + C2H4 =>
C4H10 = C2H6 + C2H4
HCOOH + Na = HCOONa + H2 =>
2 HCOOH + 2 Na = 2 HCOONa + H2
C21H30O2 + S8 = C21H26O2 + H2S =>
4 C21H30O2 + S8 = 4 C21H26O2 + 8 H2S
MgCl2 = Mg + Cl2 =>
MgCl2 = Mg + Cl2
CaH2(CO3)2 + Ca(OH)2 = Ca2(CO3)2 + H2O =>
CaH2(CO3)2 + Ca(OH)2 = Ca2(CO3)2 + 2 H2O
Cu + HNO3(st) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(st) = 3 Cu(NO3)2 + 2 NO + 4 H2O
Pa + H2O = PaH2O =>
Pa + H2O = PaH2O
AgF + HClO3 = AgClO3 + HF =>
AgF + HClO3 = AgClO3 + HF
CHN + O2 = CO2 + H2O + N =>
4 CHN + 5 O2 = 4 CO2 + 2 H2O + 4 N
FeSO4*7H2O + (NH4)2C2O4*H2O = (NH4)2(SO4) + FeC2O4*2H2O + H2O =>
FeSO4*7H2O + (NH4)2C2O4*H2O = (NH4)2(SO4) + FeC2O4*2H2O + 6 H2O
KBrO3 + KI + HCl = H2O + I2 + KBr + KCl =>
KBrO3 + 6 KI + 6 HCl = 3 H2O + 3 I2 + KBr + 6 KCl
C4H8N2O2 + FeCl2 = (C4H7O2N2)2Fe + HCl =>
2 C4H8N2O2 + FeCl2 = (C4H7O2N2)2Fe + 2 HCl
(NH4)2SO4 + BaF2 = (NH4)F + Ba(SO4) =>
(NH4)2SO4 + BaF2 = 2(NH4)F + Ba(SO4)
Cl2 + C6H12 = C3Cl12 + H2 =>
12 Cl2 + C6H12 = 2 C3Cl12 + 6 H2
H{+} + MnO4{-} + I{-} = I2 + Mn{2+} + H2O =>
16 H{+} + 2 MnO4{-} + 10 I{-} = 5 I2 + 2 Mn{2+} + 8 H2O
MgH2(s) + H2O(l) = Mg(OH)2 + H2 =>
MgH2(s) + 2 H2O(l) = Mg(OH)2 + 2 H2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Ba{+2}(aq) + PO4{-3}(aq) = Ba3(PO4)2(s) =>
3 Ba{+2}(aq) + 2 PO4{-3}(aq) = Ba3(PO4)2(s)
KHCO3 + NO2 = KNO3 + KNO2 + CO2 + H2O =>
2 KHCO3 + 2 NO2 = KNO3 + KNO2 + 2 CO2 + H2O
SrO + Al2O3 = SrAl2O4 =>
SrO + Al2O3 = SrAl2O4
H2S2O8 + MnSO4 + H2O = MnO2 + H2SO4 =>
H2S2O8 + MnSO4 + 2 H2O = MnO2 + 3 H2SO4
SO4{2-} + H2 = SO2{2-} + H2O2 =>
SO4{2-} + H2 = SO2{2-} + H2O2
K + H2O2 = H2O + K2O =>
2 K + H2O2 = H2O + K2O
CuS + NO3{-} + H3O{+} = Cu2{+} + (SO4)2{-} + NO + H2O =>
6 CuS + 16 NO3{-} + 16 H3O{+} = 3 Cu2{+} + 3(SO4)2{-} + 16 NO + 24 H2O
FeSO4 + H3Po4 = Fe3(Po4)2 + H2SO4 =>
3 FeSO4 + 2 H3Po4 = Fe3(Po4)2 + 3 H2SO4
Mg3(PO4) = Mg3 + (PO4) =>
Mg3(PO4) = Mg3 + (PO4)
Ca + Li(OH) = Ca(OH)2 + Li =>
Ca + 2 Li(OH) = Ca(OH)2 + 2 Li
C6H8O6 = e + H{+} + C6H6O6 =>
C6H8O6 = 2e + 2 H{+} + C6H6O6
FeSO4*7H2O + K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + K2SO4 + KCN + H2O =>
3 FeSO4*7H2O + 4 K3[Fe(CN)6] = Fe4[Fe(CN)6]3 + 3 K2SO4 + 6 KCN + 21 H2O
NiF2 + Na = NaF2 + Ni =>
NiF2 + Na = NaF2 + Ni
Ca(NO3)2 + Fe = Fe(NO3)3 + Ca =>
3 Ca(NO3)2 + 2 Fe = 2 Fe(NO3)3 + 3 Ca
KMnO4 + Na2C2O4 = MnO + Na2O + CO2 + KO =>
KMnO4 + 2 Na2C2O4 = MnO + 2 Na2O + 4 CO2 + KO
C2H4 + NO + NO2 = C8H10N4O2 + H2O =>
4 C2H4 + 3 NO + NO2 = C8H10N4O2 + 3 H2O
C6H14 + O = CO2 + H2O =>
C6H14 + 19 O = 6 CO2 + 7 H2O
Fe(aq) + OH(aq) = Fe(OH)2 =>
Fe(aq) + 2 OH(aq) = Fe(OH)2
SiCl4 + water = H4SiO4 + hydrogenchloride =>
SiCl4 + 4 H2O = H4SiO4 + 4 HCl
H2Cr2O7 + Sr(OH)2 = SrCrO4 + H2O =>
H2Cr2O7 + 2 Sr(OH)2 = 2 SrCrO4 + 3 H2O
Mn(NO3)2 + HNO3 + PbO2 = Pb(NO3)2 + H2O + HMnO4 =>
2 Mn(NO3)2 + 6 HNO3 + 5 PbO2 = 5 Pb(NO3)2 + 2 H2O + 2 HMnO4
Na2(CO3)3 + HCl = NaCl3 + CO2 + H2O =>
Na2(CO3)3 + 6 HCl = 2 NaCl3 + 3 CO2 + 3 H2O
H2CO3 + NaOH = Na2CO3 + H2(OH)2 =>
H2CO3 + 2 NaOH = Na2CO3 + H2(OH)2
Ag(NH3)2 + HCl = AgCl + N2 + H2 =>
2 Ag(NH3)2 + 2 HCl = 2 AgCl + 2 N2 + 7 H2
AgNO3 + CoCl4 = AgCl + Co(NO3) + Cl =>
AgNO3 + CoCl4 = AgCl + Co(NO3) + 3 Cl
Al + Cu(SO4)2 = AlSO4 + Cu2 =>
4 Al + 2 Cu(SO4)2 = 4 AlSO4 + Cu2
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Équations équilibrées sur02/01/25
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