Question

Thermal stability of hydrogen halides decreases in the order ---- *
1. HF > HCl > HBr > HI
2. HF < HCl < HBr < HI
3. HCl < HF < HBr < HI
4. HI > HBr > HF> HCl

Answer 1

option 1) HF > HCI > HBr > HI

Explanation of the answer is written above.

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