Nucleophilic substitution reaction in Haloarenes

Electrophilic substitution reaction in Haloarenes

(i) Why are haloalkanes more reactive towards nucleophilic substitution reaction than haloarenes ? (ii) Which one of the following two substance sundergoes S_(N)1 reaction faster and why ?

Haloalkanes Haloarenes - Chemical Reactions|Nucleophilic Substitution Reactions|Summary Of Nucleophilic Substitution Reactions|NCERT Questions|Nucleophilic Substitution Reactions In Haloarenes|Question|OMR|Summary

Haloalkanes undergo nucleophilic substitution reactions while haloarenes undergo electrophilic substitution reactions. Explain.

In Nucleophilic substitution reactions halides are less reactive due to :

questions based on Nucleophilic substitution reactions

Identify number of nucleophilic substitution reactions in the given reactions?