17. List the following bonds in order of decreasing polarity: C-Br
C-Cl
C-F
C-H
C-I
18. List these bonds in order of increasing ionic character:
Al-H
Ge-H
Sb-H
As-H

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.