Question
Question: <img src="https://cdn.pureessence.tech/canvas_376.png?top_left_x=0&top_left_y=1727&width=300&height=...
the rates r1 , r2 and r3 are in the order
A
r1> r2> r3
B
r3> r1> r2
C
r1> r3> r2
D
r2> r1> r3
Answer
r1> r3> r2
Explanation
Solution
Carbocation Stability 
>
leaving group ability is 
over all reaction order 