For the Typical S_N2 Reaction Y^- + RX $\rightarrow$ RY + X^-
It Can Be Predicted That

Multiple Choice

For the typical S_N2 reaction Y^- + RX $\rightarrow$ RY + X^-
It can be predicted that $\Delta$ S^‡ will be:

A) positive.
B) zero.
C) negative.
D) either positive or negative.
E) unpredictable as to algebraic sign.