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Astatine is the element below iodine in ...

Astatine is the element below iodine in the group 17 of the periodic table. Which of the following statements (s) is ( are ) true for astatine ?

A

It is less electronegative than iodine

B

It will exhibit only -1 oxidation state

C

Intermolecular forces between the astatine molecules will be larger than iodine molcules

D

It is composed of diatomic molcules

Text Solution

Verified by Experts

The correct Answer is:
A, C, D
(i) It is less electro-negative than iodine
(ii) Inter molecular forces between astatine molecule will be larger than between iodine molecule
(iii) It is compassed to di atomic molecules `(I_(2))`
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