MCQ
Which of the given method can't produce $Cl_2$
- AElectrolysis of brine
- BDeacon's process
- ✓Heating $MnO_2$ with conc. $HCl$
- DHeating $KCl$ with conc. $H_2SO_4$
✓
Answer
Correct option: C.
Heating $MnO_2$ with conc. $HCl$
c
Correct order of bond dissociation enthalpy of halogens is $Cl _{2} > Br _{2} > F _{2} > I _{2}$.
Correct order of bond dissociation enthalpy of halogens is $Cl _{2} > Br _{2} > F _{2} > I _{2}$.
Due to inter electronic repulsions $F - F$ bond becomes weak and easily broken.
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