PCAT^® Pop Quiz

What is the inheritance pattern of the observed trait indicated by the pedigree below?

A. Autosomal recessive

B. Autosomal dominant

C. X-linked recessive

D. Cannot be determined

What is the oxidation state of each nickel on the reactant side of the following reaction?

2 NiO(OH) + Cd + 2 H₂O  2 Ni(OH)₂ + Cd(OH)₂

A. -2

B. -1

C. +1

D. +3

Given the following reaction conditions, which statement is most accurate?

A. The reaction follows first-order kinetics and is a concerted reaction.

B. The reaction follows first-order kinetics and involves formation of a carbocation.

C. The reaction follows second-order kinetics and is concerted.

D. The reaction follows second-order kinetics and involves formation of a carbocation.

(R)-1-Fluoro-1-iodopropane is reacted with NaN₃ in HMPA. Which of the following is the major product of this reaction?

A. (R)-1-Azido-1-fluoropropane

B. (R)-1-Azido-1-iodopropane

C. (S)-1-Azido-1-fluoropropane

D. (S)-1-Azido-1-iodopropane