NEET Chemistry: Organic Chemistry Some Basic Principles and Techniques — MCQ Test 20

Q6. In Lassaigne’s test, the presence of nitrogen gives a Prussian blue color due to the formation of which compound?

Q7. Which free radical formed from \( \ce{CH3CH2CH2CH2CH3} \) via homolytic cleavage is most stable?

Q8. What is the total number of \( \pi \) bonds in \( \ce{CH3C#CCH3} \)?

Q9. An organic compound with two \( \pi \) bonds has a total of 7 sigma bonds. What is its molecular formula?

Q10. Which functional group is present in \( \ce{CH3CH2COOH} \)?

NEET Chemistry — Organic Chemistry Some Basic Principles and Techniques

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Which method is used to estimate halogens in an organic compound by heating with fuming nitric acid?

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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 Estimate, Halogens, Compound, Isomerism, Intermediate, and Homolytic.

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 method is used to estimate halogens in an organic compound by heating with fuming nitric acid?

  • A. Dumas method
  • B. Kjeldahl’s method
  • C. Carius method
  • D. Lassaigne’s test

Q2. Which type of isomerism is shown by \( \ce{CH3CH2CHO} \) and \( \ce{CH3COCH3} \)?

  • A. Chain isomerism
  • B. Functional isomerism
  • C. Position isomerism
  • D. Geometrical isomerism

Q3. Which intermediate is most likely to form during homolytic cleavage of \( \ce{CH3CH2CH2CH2Br} \) under UV light?

  • A. \( \ce{CH3CH2CH2CH2+} \)
  • B. \( \ce{CH3CH2CH2CH2.} \)
  • C. \( \ce{CH3CH2CH2CH2^-} \)
  • D. \( \ce{Br+} \)

Q4. What is the hybridization of the carbon atom in \( \ce{CH3CH2C#N} \) attached to the ethyl group?

  • A. \( sp \)
  • B. \( sp^3 \)
  • C. \( sp^2 \)
  • D. \( sp^3d \)

Q5. What is the hybridization state of the carbon atom in the carbonyl group of \( \ce{CH3CHO} \)?

  • A. \( sp^2 \)
  • B. \( sp^3 \)
  • C. \( sp \)
  • D. \( sp^3d \)

+ 5 more questions in the actual test

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