Which of the given method can't produce Cl_2 - Vidyadip

MCQ

Which of the given method can't produce $Cl_2$

A
Electrolysis of brine
B
Deacon's process
✓
Heating $MnO_2$ with conc. $HCl$
D
Heating $KCl$ 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 $Cl _{2} > Br _{2} > F _{2} > I _{2}$.

Due to inter electronic repulsions $F - F$ bond becomes weak and easily broken.

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