NEET Chemistry: Organic Chemistry Some Basic Principles and Techniques — MCQ Test 8

Q6. In paper chromatography, the separation of components depends on the difference in their:

Q7. In the Carius method, a compound weighing 0.24 g produces 0.47 g of \( \ce{AgCl} \) and 0.233 g of \( \ce{BaSO4} \). What is the ratio of chlorine to sulphur by mass?

Q8. What is the IUPAC name of \( \ce{CH3CH(CH3)CH2CH2OH} \)?

Q9. Which of the following compounds has the highest number of \( \sigma \) bonds?

Q10. In the estimation of carbon and hydrogen, 0.25 g of a compound gave 0.66 g of \( \ce{CO2} \) and 0.135 g of \( \ce{H2O} \). What is the empirical formula?

NEET Chemistry — Organic Chemistry Some Basic Principles and Techniques

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In the Dumas method, 0.25 g of a compound gave 50 mL of \( \ce{N2} \) at STP. What is the percentage of nitrogen?

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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, Percentage, Nitrogen, Unsaturation, Contains, and Estimation.

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. In the Dumas method, 0.25 g of a compound gave 50 mL of \( \ce{N2} \) at STP. What is the percentage of nitrogen?

  • A. 22%
  • B. 23%
  • C. 24%
  • D. 25%

Q2. Which compound with \( \ce{C5H8} \) has a degree of unsaturation of 2 and contains a triple bond?

  • A. \( \ce{CH2=CHCH=CHCH3} \)
  • B. \( \ce{CH3CH=CHCH=CH2} \)
  • C. \( \ce{CH3C(CH3)=CHCH3} \)
  • D. \( \ce{CH3CH2C#CCH3} \)

Q3. In the estimation of carbon and hydrogen, water is absorbed by which substance?

  • A. \( \ce{CuSO4} \)
  • B. \( \ce{CaCl2} \)
  • C. \( \ce{KOH} \)
  • D. \( \ce{AgNO3} \)

Q4. Which carbon in \( \ce{CH3CH2C(=O)NH2} \) has the highest electronegativity due to hybridization?

  • A. Carbonyl carbon
  • B. Carbon in \( \ce{CH3} \)
  • C. Carbon in \( \ce{CH2} \)
  • D. Nitrogen-attached carbon

Q5. A compound with 10 \( \sigma \) bonds and 1 \( \pi \) bond has a molecular formula of \( \ce{C4H8} \). Which carbon has a bond angle of approximately 120°?

  • A. First carbon
  • B. Fourth carbon
  • C. Second carbon
  • D. Third carbon

+ 5 more questions in the actual test

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