| Équations équilibrées la veille |
Fe3Cl + NaOH = Fe3OH + NaCl
(Cl2) + KI = KCl + (I2) =>
(Cl2) + 2 KI = 2 KCl + (I2)
Ag2O2 + HNO3 = AgNO3 + O2 + H2O =>
2 Ag2O2 + 4 HNO3 = 4 AgNO3 + O2 + 2 H2O
HCOOC2H5 + O2 = CO2 + H2O =>
2 HCOOC2H5 + 7 O2 = 6 CO2 + 6 H2O
S + Al(s) = Al2S3 =>
3 S + 2 Al(s) = Al2S3
K3PO4 + CaO = Ca3(PO4)2 + K2O =>
2 K3PO4 + 3 CaO = Ca3(PO4)2 + 3 K2O
Cu(C2H3O2)2 + NH4OH = Cu(OH)2 + NH4C2H3O2 =>
Cu(C2H3O2)2 + 2 NH4OH = Cu(OH)2 + 2 NH4C2H3O2
Cu + HNO3(p) = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3(p) = 3 Cu(NO3)2 + 2 NO + 4 H2O
MnO2 + H2SO4 + (NH4)2SO4 = MnSO4 + (NH4)2S2O8 + H2O =>
MnO2 + 2 H2SO4 + (NH4)2SO4 = MnSO4 + (NH4)2S2O8 + 2 H2O
Cu(NO3)2 + NaS = Na(NO3)2 + CuS =>
Cu(NO3)2 + NaS = Na(NO3)2 + CuS
MgCO3 + SiO2 = Mg2Si + CO2 + O2 =>
2 MgCO3 + SiO2 = Mg2Si + 2 CO2 + 2 O2
H3PO4 + (NH4)HCO3 = (NH4)3PO4 + H2CO3 =>
H3PO4 + 3(NH4)HCO3 = (NH4)3PO4 + 3 H2CO3
MgSO3 + H2SO4 = MgSO4 + H2SO2 =>
2 MgSO3 + H2SO4 = 2 MgSO4 + H2SO2
Zn(OH)2 + LiCl = LiOH + ZnCl2 =>
Zn(OH)2 + 2 LiCl = 2 LiOH + ZnCl2
Ba(OH)2 + NO2 = Ba(NO2)2 + Ba(NO3)2 + H2O =>
2 Ba(OH)2 + 4 NO2 = Ba(NO2)2 + Ba(NO3)2 + 2 H2O
C10H13 + O2 = H2O + CO2 =>
4 C10H13 + 53 O2 = 26 H2O + 40 CO2
SO3{2-} + MnO4{1{-}]+H2O = SO4{3-}+Mn{2-}+H{+} =>
11 SO3{2-} + MnO4{1{-}]+7H2O = 11 SO4{3-}+Mn{2-}+14H{+}
NH4OHSO2 = H2SO3NH3 =>
NH4OHSO2 = H2SO3NH3
K2CrO4 + SnF4 = KF + Sn2(CrO4)4 =>
4 K2CrO4 + 2 SnF4 = 8 KF + Sn2(CrO4)4
Fe2O3(s) + CH4(g) = Fe(s) + CO(g) + H2O =>
Fe2O3(s) + CH4(g) = 2 Fe(s) + CO(g) + 2 H2O
H2MnO4 + Pb(OH)4 = Pb(MnO4)2 + H2O =>
2 H2MnO4 + Pb(OH)4 = Pb(MnO4)2 + 4 H2O
Na2S + Na2S2O8 + H2O = Na2SO4 + H2SO4 =>
Na2S + 4 Na2S2O8 + 4 H2O = 5 Na2SO4 + 4 H2SO4
H3PO4 + Si(OH)4 = H2O + Si3(PO4)4 =>
4 H3PO4 + 3 Si(OH)4 = 12 H2O + Si3(PO4)4
C6H5Cl + CH3Cl = C6H5CH3 + HCl =>
3 C6H5Cl + 10 CH3Cl = 4 C6H5CH3 + 13 HCl
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Zn + NiSO4 = Ni + ZnSO4 =>
Zn + NiSO4 = Ni + ZnSO4
CH3COOH + Na2CO3 = H2O + CO2 + NaC2H3O2 =>
2 CH3COOH + Na2CO3 = H2O + CO2 + 2 NaC2H3O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
C2H2 + (Cu(NH3)2)Cl = Cu2C2 + NH4Cl + NH3 =>
C2H2 + 2(Cu(NH3)2)Cl = Cu2C2 + 2 NH4Cl + 2 NH3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
KBr + AgSCN = AgBr + KSCN =>
KBr + AgSCN = AgBr + KSCN
C2H5OH + HNO3 = CO2 + H2O + N2 =>
5 C2H5OH + 12 HNO3 = 10 CO2 + 21 H2O + 6 N2
IH + H2SO4 = SH2 + I2 + H2O =>
8 IH + H2SO4 = SH2 + 4 I2 + 4 H2O
Mg{2+} + Cl{-} = Mg + Cl2 =>
Mg{2+} + 2 Cl{-} = Mg + Cl2
N2H4 + Cu(OH)2 = N2 + Cu + H2O =>
N2H4 + 2 Cu(OH)2 = N2 + 2 Cu + 4 H2O
Fe{2+} + Fe(CN)6{3-} = Fe3[Fe(CN)6]2 =>
3 Fe{2+} + 2 Fe(CN)6{3-} = Fe3[Fe(CN)6]2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
C2H5OH + KMnO4 + H2SO4 = CH3COOH + K2SO4 + MnSO4 + H2O =>
5 C2H5OH + 4 KMnO4 + 6 H2SO4 = 5 CH3COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
H(CN) + CuSO4 = H2SO4 + Cu(CN)2 =>
2 H(CN) + CuSO4 = H2SO4 + Cu(CN)2
Cu + Ag[NO3]3 = Cu[NO3]2 + Ag =>
3 Cu + 2 Ag[NO3]3 = 3 Cu[NO3]2 + 2 Ag
HBr + Ca(OH)2 = H2O + Ca(OH)Br =>
HBr + Ca(OH)2 = H2O + Ca(OH)Br
ClO + NO2 = ClONO2 =>
ClO + NO2 = ClONO2
PO4 + Zn = Zn3(PO4)2 =>
2 PO4 + 3 Zn = Zn3(PO4)2
I2 + Cl2 + H2O = HCl + H5IO6 =>
I2 + 7 Cl2 + 12 H2O = 14 HCl + 2 H5IO6
Mg + NaSO4 = MgSO4 + Na2 =>
2 Mg + 2 NaSO4 = 2 MgSO4 + Na2
Fe + ZnO = Fe2O3 + Zn =>
2 Fe + 3 ZnO = Fe2O3 + 3 Zn
KHCO3 + FeCl3 = Fe(OH)3 + KCl + CO2 =>
3 KHCO3 + FeCl3 = Fe(OH)3 + 3 KCl + 3 CO2
C8H16 + KMnO4 + H2SO4 = CO2 + H2O + MnSO4 + K2SO4 =>
5 C8H16 + 48 KMnO4 + 72 H2SO4 = 40 CO2 + 112 H2O + 48 MnSO4 + 24 K2SO4
C(s) + S(s) = CS2(l) =>
C(s) + 2 S(s) = CS2(l)
C4H10 + HCN = C6H8N2 + H2 =>
C4H10 + 2 HCN = C6H8N2 + 2 H2
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