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JEE Advanced Chemistry Haloalkanes and Haloarenes 2025 JEE Advanced 2025 (Paper 1)

JEE Advanced Chemistry Question (2025) — Solution

Question

The reaction sequence given below is carried out with 16 moles of X . The yield of the major product in each step is given below the product in parentheses. The amount (in grams) of S produced is ______ . Use: Atomic mass (in amu): H =1, C =12, O =16, Br =80

Options

  1. A. A
  2. B. B
  3. C. C
  4. D. D

Answer

A. A

Step-by-step solution

aligned & M = ( C _6 H _4 )_2 ( C _6 H _5 )_2 C _2 H _4 O \\ & =350 aligned Weight of product of S=350 1 / 2=175 gm Ans. * WES : Williamson ether synthesis

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