The Reaction of Methyl Iodide with Sodium Azide, NaN₃, Proceeds

question 62

Multiple Choice

The reaction of methyl iodide with sodium azide, NaN₃, proceeds by an S_N2 mechanism. What is the effect of doubling the concentration of NaN₃ on the rate of the reaction?

• A) the rate remains the same
• B) the rate decreases by a factor of 2
• C) the rate increases by a factor of 2
• D) the rate increases by a factor of 4

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