Chemistry

Problem

Assuming C

_6

_6

ring a regular hexagon and C—I bond lies on the line through the centre of hexagon. If the distance between adjacent carbon is

1.40\,\text{\AA}

and covalent radius of iodine and carbon atoms are

1.33\,\text{\AA}

and

0.77\,\text{\AA}

. The I—I distance in

\text{\AA}

is .....