ChemistryJEE Main 21 Jan 2026, Shift 2·Q19·MCQ·Easy–moderate

Chemical Bonding · Fajans rule covalent character

Given below are two statements :

Statement I : The correct order in terms of bond dissociation enthalpy is $\ce{Cl2}$ $>$ $\ce{Br2}$ $>$ $\ce{F2}$ $>$ $\ce{I2}$

Statement II : The correct trend in the covalent character of the metal halides is [ $\ce{SnCl4}$ $>$ $\ce{SnCl2}$ ], [ $\ce{PbCl4}$ $>$ $\ce{PbCl2}$ ] and [ $\ce{UF4}$ $>$ $\ce{UF6}$ ]

In the light of the above statements, choose the correct answer from the options given below :

(1)Statement I is true but Statement II is false
(2)Both Statement I and Statement II are true
(3)Statement I is false but Statement II is true
(4)Both Statement I and Statement II are false

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See the full 21 Jan 2026, Shift 2 paper