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Exam
Olympiad workbook
Subject
NSEC
Chapter
General Organic Chemistry

Olympiad workbook · NSEC · General Organic Chemistry

Pyrethrins are produced in chrysanthemum flowers and used as...

Pyrethrins are produced in chrysanthemum flowers and used as insecticides. Structure of pyrethrin I is given below. Pyrethrins are produced in chrysanthemum flowers and used as insecticides. Structure of pyrethrin I is given below.
Pyrethrin I ( molar mass =328.0 g/mol=328.0 \mathrm{~g} / \mathrm{mol} ) The volume of 0.05 moldm−30.05 \mathrm{~mol} \mathrm{dm}^{-3} bromine water that would react with 500 mg sample of Pyrethrin I is

Options

  1. A12.2 cm312.2 \mathrm{~cm}^3
  2. B122dm3122 \mathrm{dm}^3
  3. C122 cm3122 \mathrm{~cm}^3
  4. D1.31×103 cm31.31 \times 10^3 \mathrm{~cm}^3

Correct answer

B. 122dm3122 \mathrm{dm}^3

Step-by-step solution

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