MHT CET Chemistry question

ChemistryClassification of Elements and Periodicity in PropertiesMHT CET

The halogen-halogen bond length is longest for

Answer: (D)

Solution

Bond length increases with atomic size down the group: F-F 142 pm, Cl-Cl 199 pm, Br-Br 228 pm, I-I 267 pm. Hence the correct option is (d).

Question ID VK-070939