A. Which of the following bonds is the most polar? A) P – Cl B)
S – H C) C – O D) H – N E) F – F
B. Which of the following molecules is always polar? A) Linear
molecules with two identical bonds B) Tetrahedral molecules with
four identical bonds C) Trigonal pyramid molecules with three
identical bonds D) Trigonal planar molecules with three identical
bonds E) None of the above