Which listed halogen reacts least readily with alkaline earth metals?
- Iodine
- Chlorine
- Bromine
- Fluorine
Answer / جواب
Iodine

Class 9 Chemistry · Chapter 9 · Retained syllabus for Annual 2027
Practise this chapter online, check each answer and review your result. The current bank contains 8 objective questions for this chapter and medium.
Iodine
NiCl₂
Magnesium
Group 17
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