NEET Chemistry The p-Block Elements (XII) Questions Solved


Which of the following polyhalide ion is most stable

(A) Br3- 

(B) I3- 

(C) Cl3- 

(D) F3- 

The stability decrease in the order I3- > Br3- > Cl3- > F3- 

In fact no F3- compounds are known,because flourine has no available d-orbitals and therefore can not expand its octet.

 

Difficulty Level:

  • 4%
  • 59%
  • 13%
  • 27%