1.

NH_(3)+underset("(excess)")(X_(2)) rarr NX_(3) + HX rarr"---------------------"1 NH_(3)+underset("(excess)")(X_(2)) rarr N_(2) + NH_(4) X "------2 list out the halogen which reacts according 1 & 2

Answer»

`F_(2)`
`Cl_(2)`
`Br_(2)`
`I_(2)`

Solution :`Cl_(2)` & `Br_(2)` SHOW similar reactivity with `NH_(3)`


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