NEET Chemistry: Hydrocarbons — MCQ Test 9

Q6. What is the IUPAC name of \( \ce{CH3CH(CH3)CH2CH3} \)?

Q7. Which hydrocarbon with 5 carbon atoms has the highest degree of unsaturation?

Q8. What is the product when benzene reacts with chlorine under UV light?

Q9. Which hydrocarbon has the highest carbon-to-hydrogen ratio among the following?

Q10. Which substituent on a benzene ring strongly activates it and directs electrophiles to ortho and para positions?

NEET Chemistry — Hydrocarbons

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Which hydrocarbon requires 17/2 moles of \( \ce{O2} \) for complete combustion of 1 mole?

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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 Hydrocarbons. 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 Hydrocarbon, Requires, Complete, Combustion, Directing, and Substituent.

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 hydrocarbon requires 17/2 moles of \( \ce{O2} \) for complete combustion of 1 mole?

  • A. \( \ce{C6H14} \)
  • B. \( \ce{C5H12} \)
  • C. \( \ce{C4H10} \)
  • D. \( \ce{C5H10} \)

Q2. Which group is an ortho and para directing substituent in benzene?

  • A. \( -\ce{NO2} \)
  • B. \( -\ce{OH} \)
  • C. \( -\ce{COOH} \)
  • D. \( -\ce{SO3H} \)

Q3. Which hydrocarbon class does not exhibit free rotation about all carbon-carbon bonds?

  • A. Aromatic
  • B. Alkane
  • C. Alkene
  • D. Cycloalkane

Q4. Which hydrocarbon is used as a solvent for rubber?

  • A. Methane
  • B. Benzene
  • C. Ethane
  • D. Butane

Q5. Which hydrocarbon produces 6 moles of \( \ce{H2O} \) per mole upon complete combustion and has 5 carbon atoms?

  • A. \( \ce{C5H10} \)
  • B. \( \ce{C5H8} \)
  • C. \( \ce{C5H6} \)
  • D. \( \ce{C5H12} \)

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