| Équations équilibrées la veille |
C8H11N + C4H6O6 = C12H17O6N
*2Fe + O2 = *2FeO3 =>
*2Fe + 3 O2 = *2FeO3
K + Cl2 = KCl =>
2 K + Cl2 = 2 KCl
NaCN + H2SO4 = Na2SO4 + HCN =>
2 NaCN + H2SO4 = Na2SO4 + 2 HCN
H2SiO3 = SiO2H2O =>
H2SiO3 = SiO2H2O
C6H5F + O2 = CO2 + H2O + HF =>
C6H5F + 7 O2 = 6 CO2 + 2 H2O + HF
Ba(OH)2 + H(NO3) = Ba(NO3)2 + H2O =>
Ba(OH)2 + 2 H(NO3) = Ba(NO3)2 + 2 H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
C8H14 + O2 = CO2 + H2O =>
2 C8H14 + 23 O2 = 16 CO2 + 14 H2O
Cu + AgNO3 = Ag + Cu(NO3)2 =>
Cu + 2 AgNO3 = 2 Ag + Cu(NO3)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Na + S = Na2S =>
2 Na + S = Na2S
Li3PO4 + NaBr = Na3PO4 + LiBr =>
Li3PO4 + 3 NaBr = Na3PO4 + 3 LiBr
Pt + O2 = PtO2 =>
Pt + O2 = PtO2
U + F2 = UF6 =>
U + 3 F2 = UF6
C2H4O2 + HKO = CH3CO2K + H2O =>
C2H4O2 + HKO = CH3CO2K + H2O
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Cu(NH3)4(H2O)2 + HNO3 = Cu(H2O)6 + HNO2 =>
Cu(NH3)4(H2O)2 + 12 HNO3 = Cu(H2O)6 + 16 HNO2
HCl = Cl + H =>
HCl = Cl + H
HCrO4{-} + HSO3{-} + H{+} = Cr{3+} + SO4{2-} + H2O =>
2 HCrO4{-} + 3 HSO3{-} + 5 H{+} = 2 Cr{3+} + 3 SO4{2-} + 5 H2O
Fe2S3 = Fe + S =>
Fe2S3 = 2 Fe + 3 S
HCl = Cl + H =>
HCl = Cl + H
Na2O2 + H2O = NaOH + H2O2 =>
Na2O2 + 2 H2O = 2 NaOH + H2O2
Mn + O2 = Mn3O4 =>
3 Mn + 2 O2 = Mn3O4
Ca + P = CaP =>
Ca + P = CaP
B + O2 = B2O3 =>
4 B + 3 O2 = 2 B2O3
Co + HMnO4 = Co(MnO4)4 + H2 =>
Co + 4 HMnO4 = Co(MnO4)4 + 2 H2
Fe2S3 = Fe + S8 =>
8 Fe2S3 = 16 Fe + 3 S8
AgBr = Ag + Br2 =>
2 AgBr = 2 Ag + Br2
Fe2S3 = Fe + S8 =>
8 Fe2S3 = 16 Fe + 3 S8
CO(g) + O2(g) = CO(g)2 =>
2 CO(g) + O2(g) = 2 CO(g)2
ZnS + HCl = ZnCl2 + H2S =>
ZnS + 2 HCl = ZnCl2 + H2S
NH2OH = N2 + NH3 + H2O =>
3 NH2OH = N2 + NH3 + 3 H2O
Fe2S3 = Fe + S8 =>
8 Fe2S3 = 16 Fe + 3 S8
H2O + VOCl3 = V2O5 + HCl =>
3 H2O + 2 VOCl3 = V2O5 + 6 HCl
AlCl3 + KOH = Al(OH)3 + KCl =>
AlCl3 + 3 KOH = Al(OH)3 + 3 KCl
CUS + HNO3 = CU(NO3)2 + S8 + NO + H2O =>
24 CUS + 64 HNO3 = 24 CU(NO3)2 + 3 S8 + 16 NO + 32 H2O
C6H5Cl + NH3 = C6H5NH2 + NH4Cl =>
C6H5Cl + 2 NH3 = C6H5NH2 + NH4Cl
Cs(s) + HBr(aq) = CsBr2(aq) + H2(g) =>
Cs(s) + 2 HBr(aq) = CsBr2(aq) + H2(g)
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
K2CrO4 + SrCl2 = Sr2(CrO4)2 + KCl =>
2 K2CrO4 + 2 SrCl2 = Sr2(CrO4)2 + 4 KCl
H2SO4 + Br2 = H2BrO2 + SO2 =>
2 H2SO4 + Br2 = 2 H2BrO2 + 2 SO2
Fe2(SiO3)3 + H2SO4 = Fe2(SO4)3 + H2SiO3 =>
Fe2(SiO3)3 + 3 H2SO4 = Fe2(SO4)3 + 3 H2SiO3
HBr + BaSO4 = H2O + BaBr2 + SO3 =>
2 HBr + BaSO4 = H2O + BaBr2 + SO3
P + Cl2 = PCl5 =>
2 P + 5 Cl2 = 2 PCl5
AgNO3 + KBr = AgBr + KNO3 =>
AgNO3 + KBr = AgBr + KNO3
S + O2 = SO2 =>
S + O2 = SO2
H2O + MnSO4 = MnOH2SO4 =>
H2O + MnSO4 = MnOH2SO4
HHCO3 = H2O + CO2 =>
HHCO3 = H2O + CO2
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Équations équilibrées sur10/22/24
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