| Équations équilibrées la veille |
2 Pb + H2SO4 = Pb2SO4 + H2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Cu + HNO3 + H2SO4 = CuSO4 + NO + H2O =>
3 Cu + 2 HNO3 + 3 H2SO4 = 3 CuSO4 + 2 NO + 4 H2O
Na2Cr2O7 + C = Cr2O3 + Na2CO3 + CO =>
Na2Cr2O7 + 2 C = Cr2O3 + Na2CO3 + CO
Sc + C2H3O2 = ScC2H3O2 =>
Sc + C2H3O2 = ScC2H3O2
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
BaO4 + H2O = Ba(OH)2 + H2O2 =>
BaO4 + 4 H2O = Ba(OH)2 + 3 H2O2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
S8 + AgF2 = S2F2 + AgF =>
S8 + 8 AgF2 = 4 S2F2 + 8 AgF
C20H14O4 + NaOH = NaC20H13O4 + H2O =>
C20H14O4 + NaOH = NaC20H13O4 + H2O
Cr(OH)4{-} + O2{--{-}} = CrO4{--{-}} + H2O + OH{-} =>
3 Cr(OH)4{-} + 4 O2{--{-}} = 3 CrO4{--{-}} + 4 H2O + 4 OH{-}
Ni3S2 + O2 = Ni + SO2 =>
Ni3S2 + 2 O2 = 3 Ni + 2 SO2
Na2S + ClH = NaCl + H2S =>
Na2S + 2 ClH = 2 NaCl + H2S
Ag + NiCl2 = AgCl + Ni =>
2 Ag + NiCl2 = 2 AgCl + Ni
Cl2 + F2 = ClF3 =>
Cl2 + 3 F2 = 2 ClF3
K2S2O8 + NaI = I2 + K2SO4 + Na2SO4 =>
K2S2O8 + 2 NaI = I2 + K2SO4 + Na2SO4
Sr(OH)2 + NH4SCN = Sr(SCN)2 + NH3 + H2O =>
Sr(OH)2 + 2 NH4SCN = Sr(SCN)2 + 2 NH3 + 2 H2O
C3H6OH3 + CuO = Cu + H2O + CO2 =>
2 C3H6OH3 + 19 CuO = 19 Cu + 9 H2O + 6 CO2
P4 + O2 = P2O3 =>
P4 + 3 O2 = 2 P2O3
H2N2O6 + Cu2O = Cu2N2O6 + H2O =>
H2N2O6 + Cu2O = Cu2N2O6 + H2O
C6H12O6 = C4H13O + CO2 + H2O =>
9 C6H12O6 = 8 C4H13O + 22 CO2 + 2 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Ag + NH3 + H2O = Ag(OH) + NH4 =>
Ag + NH3 + H2O = Ag(OH) + NH4
CH3CHCHCH2Br + H2O = CH3CHCHCH2OH + HBr =>
CH3CHCHCH2Br + H2O = CH3CHCHCH2OH + HBr
HNO3 + NI(OH)2 = NI(NO3)2 + H2O =>
2 HNO3 + NI(OH)2 = NI(NO3)2 + 2 H2O
Co + K4[Fe(CN)6] = Co[Fe(CN)6] + K =>
Co + K4[Fe(CN)6] = Co[Fe(CN)6] + 4 K
C5H7O2N + O2 = H2O + N2 + CO2 =>
4 C5H7O2N + 23 O2 = 14 H2O + 2 N2 + 20 CO2
MnO4{-} + MnO2 + OH{-} = MnO4{-2} + H2O =>
2 MnO4{-} + MnO2 + 4 OH{-} = 3 MnO4{-2} + 2 H2O
SrCO3 + Sb2O3 = Sr2Sb2O7 + CO =>
2 SrCO3 + Sb2O3 = Sr2Sb2O7 + 2 CO
FeS + HNO3 = Fe(NO3)3 + S + NO2 + H2O =>
FeS + 6 HNO3 = Fe(NO3)3 + S + 3 NO2 + 3 H2O
CH3OH + Br2 = CH3O + HBr =>
2 CH3OH + Br2 = 2 CH3O + 2 HBr
MnO4{-} + C2O4{2-} + H{+} = Mn{+2} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{+2} + 10 CO2 + 8 H2O
CH4 + Cl = CCl4 + ClH =>
CH4 + 8 Cl = CCl4 + 4 ClH
Pb(IO3)2 = Pb{2+} + IO3{-} =>
Pb(IO3)2 = Pb{2+} + 2 IO3{-}
Na2S + NaNO3 = Na + SO2 + NO2 =>
Na2S + 2 NaNO3 = 4 Na + SO2 + 2 NO2
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
Ag(NH3)2 + HCl = AgCl2 + NH4 =>
Ag(NH3)2 + 2 HCl = AgCl2 + 2 NH4
LiOH + BaBr2 = LiBr + Ba(OH)2 =>
2 LiOH + BaBr2 = 2 LiBr + Ba(OH)2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + NI(OH)2 = NI(NO3)2 + H2O =>
2 HNO3 + NI(OH)2 = NI(NO3)2 + 2 H2O
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
HOCOC6H4COOK + NaOH = H2O + NaOCOC6H4COOK =>
HOCOC6H4COOK + NaOH = H2O + NaOCOC6H4COOK
KMnO4 + FeI2 + H2SO4 = MnSO4 + Fe2(SO4)3 + K2SO4 + I2 + H2O =>
6 KMnO4 + 10 FeI2 + 24 H2SO4 = 6 MnSO4 + 5 Fe2(SO4)3 + 3 K2SO4 + 10 I2 + 24 H2O
C9H11NO2 + C2H4O2 = H2O + C10H15N + CO2 =>
2 C9H11NO2 + 3 C2H4O2 = 2 H2O + 2 C10H15N + 4 CO2
Fe2 + S8 = Fe2S3 =>
8 Fe2 + 3 S8 = 8 Fe2S3
K2[Zn(OH)4] + HCl = K2[ZnCl4] + H2O =>
K2[Zn(OH)4] + 4 HCl = K2[ZnCl4] + 4 H2O
NaNO3 + NaOH = Na2NO + NaO + H2O =>
NaNO3 + 6 NaOH = Na2NO + 5 NaO + 3 H2O
AuNO3 + CuCl2 = AuCl + Cu(NO3)2 =>
2 AuNO3 + CuCl2 = 2 AuCl + Cu(NO3)2
POCl3 + H2O = H3PO4 + HCl =>
POCl3 + 3 H2O = H3PO4 + 3 HCl
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Équations équilibrées sur10/22/24
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