1.

(A) Iodine is least basic whereas fluorine is most basic , among halogens (R ) The reactivity of halogens increases from fluorine to iodine

Answer»

Both (A) and (R ) are TRUE and (R ) is the CORRECT explanation of (A)
Both (A) and (R ) are true and (R ) is not the correct explanation of (A)
(A) is true but (R ) is FALSE
Both (A) and (R ) are false

Answer :D


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