Which of the following is true of SN1 reactions A) they are stereospecific B) th

Question

Which of the following is true of SN1 reactions A) they are stereospecific B) they occur in a single step C) they are second order D) they proceed through a carboncation intermediate E) their rate is dependent on the concentration of attacking nucleophile Which of the following is true of SN1 reactions A) they are stereospecific B) they occur in a single step C) they are second order D) they proceed through a carboncation intermediate E) their rate is dependent on the concentration of attacking nucleophile A) they are stereospecific B) they occur in a single step C) they are second order D) they proceed through a carboncation intermediate E) their rate is dependent on the concentration of attacking nucleophile

Explanation / Answer

Option D is correct.

A) They are not stereospecific.

B) false. They occur in two steps. first step: formation of carbocation and second step: attack of nucleophile on carbocation to form the product.

C) False. They are first order.

D) correct. They proceed through a carbocaiton intermediate.

E) false. Their rate depends on concentration of alkyl halide but not on concentration of nucleophile.

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