1.

Which one of the following is the correct sequence of the given elements in the increasing order of their reactivity?

A. Iodine -Bromine- Chlorine-Fluorine
B. Bromine- Iodine- Chlorine-Fluorine
C. Bromine- Iodine- Fluorine-Chlorine
D. Iodine -Bromine- Fluorine-Chlorine
Answer» B. Bromine- Iodine- Chlorine-Fluorine


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