First slide

Electronic configuration and Atomic , physical properties

Question

( I ) Halogens are colored
( II ) Color is a characteristic property of elements of d-block

Easy

A

I and II both are true
B

I is true and II is false
C

I is false and II is true
D

I and II are false

Solution

This is because halogens absorb radiations in the visible region. This results in the excitation of valence electrons to a higher energy region. Since the amount of energy required for excitation differs for each halogen, each halogen displays a different color.

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