NEET Chemistry: Organic Chemistry Some Basic Principles and Techniques — MCQ Test 15

Q6. In the estimation of sulphur and carbon, 0.2 g of a compound gave 0.466 g of \( \ce{BaSO4} \) and 0.44 g of \( \ce{CO2} \). What is the mass ratio of sulphur to carbon?

Q7. Which species is least likely to act as a nucleophile in a reaction with \( \ce{CH3CH2Cl} \)?

Q8. In the Carius method, 0.18 g of a compound gave 0.287 g of \( \ce{AgCl} \). What is the percentage of chlorine?

Q9. Which type of bond cleavage produces free radicals?

Q10. In the estimation of hydrogen, 0.2 g of a compound gave 0.09 g of \( \ce{H2O} \). What is the percentage of hydrogen?

NEET Chemistry — Organic Chemistry Some Basic Principles and Techniques

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Which compound exhibits chain isomerism with \( \ce{CH3CH2CH2CH3} \)?

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About this NEET MCQ Test

This page provides a free online MCQ test for NEET Chemistry preparation, focusing specifically on the chapter Organic Chemistry Some Basic Principles and Techniques. It contains 10 carefully selected multiple-choice questions (MCQs) designed to test your conceptual understanding and exam readiness.

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Key concepts covered in this specific test include Compound, Exhibits, Isomerism, Carbocation, Rearrange, and Heterolytic.

Taking these timed MCQ tests helps you simulate the real NEET exam environment. Detailed step-by-step explanations are provided for every question to help you learn from your mistakes and strengthen your fundamentals.

Preview of Questions in this Test

Q1. Which compound exhibits chain isomerism with \( \ce{CH3CH2CH2CH3} \)?

  • A. \( \ce{CH3CH(CH3)CH3} \)
  • B. \( \ce{CH3CH2CH2OH} \)
  • C. \( \ce{CH3CH=CH2} \)
  • D. \( \ce{CH3CH2CH3} \)

Q2. Which carbocation is most likely to rearrange to a more stable form if formed from \( \ce{CH3CH2CH2CH2CH2Cl} \) via heterolytic cleavage?

  • A. \( \ce{CH3CH2CH2CH2+} \)
  • B. \( \ce{CH3CH2+} \)
  • C. \( \ce{CH3CH2CH2CH+CH3} \)
  • D. \( \ce{CH3C+(CH3)CH2CH3} \)

Q3. In the estimation of sulphur, 0.25 g of a compound gave 0.583 g of \( \ce{BaSO4} \). What is the percentage of sulphur?

  • A. 28%
  • B. 30%
  • C. 32%
  • D. 34%

Q4. Which electrophile is most likely to attack the double bond in \( \ce{CH3CH=CHCH3} \) to form a stable carbocation?

  • A. \( \ce{Cl+} \)
  • B. \( \ce{NO2+} \)
  • C. \( \ce{CH3+} \)
  • D. \( \ce{H+} \)

Q5. Which of the following is a characteristic of a homologous series?

  • A. Same molecular formula
  • B. Differ by \( \ce{-CH2-} \) unit
  • C. Different functional groups
  • D. Same boiling point

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