The following questions refer to the twelve compounds given below. You may enter as many as six choices in each answer box.

Which compound may serve only as H-bond donors ?

The following questions refer to the twelve compounds given below. You may enter as many as six choices in each answer box. Which compound may serve only as H-bond acceptors?

The following questions refer to the twelve compounds given below. You may enter as many as six choices in each answer box. Which may serve both as H-bond donors and acceptors ?

The following questions refer to the twelve compounds given below. You may enter as many as six choices in each answer box. Which may serve both as H-bond donors and acceptors?

The following questions refer to the twelve compounds given below. You may enter as many as six choices in each answer box. Which compounds will not participate in H-bonding ?

Answer the following questions with reference to nitrogen: Two organic compounds in which it is a component.

Which of the following compounds may have a P-P bond :

Examine structures a through j, shown below, with respect to their symmetry or lack of it. Assume that the five-membered rings and the ring in compound g are planar. The wedge-hatched bonds in b, c, d & e designate specific configurations. Also, for the acyclic compounds assume stable anti conformations. Answer each of the following questions by writing letters (a through j), corresponding to your selections, in each answer box. If there is no structure that fits the description enter an x in the answer box. Which structures are chiral ?

Observe the following compounds and answer the questions given below. Identify the type of halides.