Question

1. Several nitrogen-carbon bonds are indicated in the peptide shown below.

Which bond has the longest bond length?

A

2

A.

B.

C.

D.

HN-

Bond A is longest

Bond B is longest

Bond C is longest

Bond D is longest

B

HN.

NH₂

NH₂

How many pi bonds are in the molecule chown holowa

Question image 1