NCERT Class X Science Class: Chapter – 4. Carbon and Its Compounds – Part-6 (For CBSE, ICSE, IAS, NET, NRA 2022)

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Question 25:

Which of the following does not belong to the same homologous series?

Answer: D

Image the Same Homologous Series

Question 26:

The name of the compound is

  1. Propanol
  2. Propanone
  3. Ethanol
  4. Ethanol

Answer: A

Image Structure of Propanol

Question 27:

The heteroatoms present in

are

  1. Oxygen
  2. Carbon
  3. Hydrogen
  4. Chlorine
  5. (i) and (ii)
  6. (ii) and (iii)
  7. (iii) and (iv)
  8. (i) and (iv)

Answer: D

Question 28:

Which of the following represents saponification reaction?

Answer: D

Question 29:

The first member of alkyne homologous series is

  1. Ethyne
  2. Ethene
  3. Propyne
  4. Methane

Answer: A

Image Alkyne Homologous Series