Q. Which one will liberate Br_{2} from KBr?
A) I_{2}
B) SO_{2}
C) HI
D) Cl_{2}
Explanation
(d)
Chlorine can replace bromine from KBr solution. as it is placed above bromine in VIIA group in periodic table.
Cl_{2}+2KBr⟶2KCl +Br_{2}
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.