Question

Acid strength increases in the order of .....

• A. HF ≪ HCl ≪ HBr ≪ HI
• B. HF ≪ HBr ≪ HCl ≪ HI
• C. HI ≪ HCl ≪ HBr ≪ HF
• D. HCl ≪ HF ≪ HBr ≪ HI

Answer 1

Answer:

A. HF ≪ HCl ≪ HBr ≪ HI

The correct order of increase in acidic strength is HF ≪ HCl ≪ HBr ≪ HI.