| Équations équilibrées la veille |
5 KI + KMnO4 + 8 HCl = 5 I + MnCl2 + 6 KCl + 4 H2O
K2Cr2O7 + FeSO4 + H2SO4 = Cr2(SO4)3 + Fe2(SO4)3 + H2O + K2SO4 =>
K2Cr2O7 + 6 FeSO4 + 7 H2SO4 = Cr2(SO4)3 + 3 Fe2(SO4)3 + 7 H2O + K2SO4
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Si + O2 = Si4O2 =>
4 Si + O2 = Si4O2
CH3OH + Mn2O7 = CO2 + H2O + MnO2 =>
CH3OH + Mn2O7 = CO2 + 2 H2O + 2 MnO2
(NH4)3PO4(aq) + NaOH(aq) = Na3PO4(aq) + NH3(aq) + H2O =>
(NH4)3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 NH3(aq) + 3 H2O
SbCl5 + KI = KCl + SbCl3 + I =>
SbCl5 + 2 KI = 2 KCl + SbCl3 + 2 I
Al(OH)3 + HPO2 = AlPO3 + H2O =>
Al(OH)3 + HPO2 = AlPO3 + 2 H2O
Fe(No3)2 + BaCl2 = FeCl2 + Ba(No3)2 =>
Fe(No3)2 + BaCl2 = FeCl2 + Ba(No3)2
Sb + I2 = SbI3 =>
2 Sb + 3 I2 = 2 SbI3
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
AuCl3 + FeSO4 = FeCl2 + SO2 + Au + O2 =>
2 AuCl3 + 3 FeSO4 = 3 FeCl2 + 3 SO2 + 2 Au + 3 O2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
N2O5 + LiOH = LiNO3 + H2O =>
N2O5 + 2 LiOH = 2 LiNO3 + H2O
Br + SO2 = Br2SO2 =>
2 Br + SO2 = Br2SO2
(OH)Cr + HNO3 = H2O + NO3Cr =>
(OH)Cr + HNO3 = H2O + NO3Cr
NH2CONH2 + NO2 = N2 + H2O + CO2 =>
4 NH2CONH2 + 6 NO2 = 7 N2 + 8 H2O + 4 CO2
H2S + H2O2 = HH2SO4 + H2O =>
2 H2S + 7 H2O2 = 2 HH2SO4 + 6 H2O
KF + Pb(NO3)2 = K(NO3)2 + PbF =>
KF + Pb(NO3)2 = K(NO3)2 + PbF
Mg + B3O3 = MgO + B =>
3 Mg + B3O3 = 3 MgO + 3 B
CH3OHPCl5 = CH3ClHClPOCl3 =>
CH3OHPCl5 = CH3ClHClPOCl3
CH2O + Fe2O3 + SO4{2-} = HCO3{-} + FeS2 + H2O + OH{-} =>
15 CH2O + 2 Fe2O3 + 8 SO4{2-} = 15 HCO3{-} + 4 FeS2 + 7 H2O + OH{-}
MgCl2 + NH3 + H2O = Mg(OH)2 + NH4Cl =>
MgCl2 + 2 NH3 + 2 H2O = Mg(OH)2 + 2 NH4Cl
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
AgNO3 + NaSCN = AgSCN + NO3Na =>
AgNO3 + NaSCN = AgSCN + NO3Na
NH4VO3 + H2SO4 = H2[VO3]2 + [NH4]2SO4 =>
2 NH4VO3 + H2SO4 = H2[VO3]2 + [NH4]2SO4
K2S2O3 + Cl2 + H2O = HSO4 + HCl + KCl =>
K2S2O3 + 5 Cl2 + 5 H2O = 2 HSO4 + 8 HCl + 2 KCl
As2S3 + NO3{-} + OH{-} = AsO4{3-} + SO4{2-} + NO + H2O =>
3 As2S3 + 28 NO3{-} + 8 OH{-} = 6 AsO4{3-} + 9 SO4{2-} + 28 NO + 4 H2O
C6H6O2 + O6 = CO2 + H2O =>
6 C6H6O2 + 13 O6 = 36 CO2 + 18 H2O
Sodiumhydroxide = sodium + oxygen + water =>
4 NaOH = 4 Na + O2 + 2 H2O
GeO + NH3 = Ge + N2 + H2O =>
3 GeO + 2 NH3 = 3 Ge + N2 + 3 H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
C2H4O + H2O = CH4O + CH2O2 =>
2 C2H4O + 3 H2O = 3 CH4O + CH2O2
C2H5NO2 + O2 = H2O + CO2 + NH3 =>
2 C2H5NO2 + 3 O2 = 2 H2O + 4 CO2 + 2 NH3
PH + AgNO3 + H2O = Ag + H3PO4 + HNO3 =>
PH + 6 AgNO3 + 4 H2O = 6 Ag + H3PO4 + 6 HNO3
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
Mn(NO3)2 + Na2SiO3 = Mn2(SiO3)2 + NaNO3 =>
2 Mn(NO3)2 + 2 Na2SiO3 = Mn2(SiO3)2 + 4 NaNO3
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
Al(s) + NaOH(ac) + H2O = Na(Al(OH)4)(ac) + H2(g) =>
2 Al(s) + 2 NaOH(ac) + 6 H2O = 2 Na(Al(OH)4)(ac) + 3 H2(g)
CU(OH)2 + NH3 + H2SO4 = [CU(NH3)4]SO4 + H2O =>
CU(OH)2 + 4 NH3 + H2SO4 = [CU(NH3)4]SO4 + 2 H2O
Sb2S3(s) + HCl(aq) = SbCl3(aq) + H2S(g) =>
Sb2S3(s) + 6 HCl(aq) = 2 SbCl3(aq) + 3 H2S(g)
FeS + O2 = FeO + SO2 =>
2 FeS + 3 O2 = 2 FeO + 2 SO2
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
PbCrO4 + HCl + FeSO4 = PbCl2 + Cr2(SO4)3 + FeCl3 + H2O + Fe2(SO4)3 =>
2 PbCrO4 + 16 HCl + 6 FeSO4 = 2 PbCl2 + Cr2(SO4)3 + 4 FeCl3 + 8 H2O + Fe2(SO4)3
FBa = BaF =>
FBa = BaF
C3H8 = C3H4 + H2 =>
C3H8 = C3H4 + 2 H2
Mg(OH)2 + NaCl = MgCl2 + NaOH =>
Mg(OH)2 + 2 NaCl = MgCl2 + 2 NaOH
PCl3 + Cl = PCl5 =>
PCl3 + 2 Cl = PCl5
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
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