state gov BSSC Laboratory Assistant Mock Test Series 2025 Chemistry P - Block Group 17 Elements (Halogens Family)
The correct decreasing order of boiling point of hydrogen halides is:
1
HF > HCl > HBr > HI
2
HI > HBr > HCl > HF
3
HF > HI > HBr > HCl
4
HI > HF > HBr > HCl