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ALCOHOLS PHENOLS AND ETHERS MCQs

Total Questions : 21 | Page 2 of 3 pages
Question 11. Which of the following name reactions produces salicyldehyde?
  1.    Kolbe's reaction
  2.    Rosenmund reduction
  3.    Williamson's synthesis
  4.    Reimer Tiemann reaction
 Discuss Question
Answer: Option D. -> Reimer Tiemann reaction
Question 12. Which of the following compounds is also called carbolic acid>?
  1.    Methanol
  2.    Phenol
  3.    Picric acid
  4.    Acetic acid
 Discuss Question
Answer: Option B. -> Phenol
Question 13. Which of the following are not used to convert RCHO into RCH2OH?
  1.    H2 /Pd
  2.    LiAlH4
  3.    NaBH4
  4.    Reaction with RMgX followed by hydrolysis
 Discuss Question
Answer: Option D. -> Reaction with RMgX followed by hydrolysis
Question 14. IUPAC name of m-cresol is ___________
  1.    3-methylphenol
  2.    3-chlorophenol
  3.    3-methoxyphenol
  4.    benzene-1,3-diol
 Discuss Question
Answer: Option A. -> 3-methylphenol
Question 15. The process of converting alkyl halides into alcohols involves_____________
  1.    addition reaction
  2.    substitution reaction
  3.    dehydrohalogenation reaction
  4.    rearrangement reaction
 Discuss Question
Answer: Option B. -> substitution reaction
Question 16. Why 2-butonal most soluble in water than 2-octanol
  1.    Because factor of intermolecular forces
  2.    Because factor of molecular weight
  3.    Because factor of surface areas
  4.    Because factor of hydrophobic areas
 Discuss Question
Answer: Option D. -> Because factor of hydrophobic areas
Question 17. Compound Z, is one of class of alcohols
  1.    Primary alcohol
  2.    Secondary alcohol
  3.    Tertiary alcohol
  4.    Quaternary alcohol
 Discuss Question
Answer: Option C. -> Tertiary alcohol
Question 18. The order of ease of dehydration of primary,secondary and tertiary alcohols is_______________
  1.    30 < 20 < 10
  2.    20 < 10 < 30
  3.    30 > 20 > 10
  4.    20 < 30 < 10
 Discuss Question
Answer: Option C. -> 30 > 20 > 10
Question 19. Which of the class of alcohols can be produced ketone when reacted with acidified KMnO4 and heated?
  1.    primary alcohol
  2.    secondary alcohol
  3.    tertiary alcohol
  4.    all the class of alcohols
 Discuss Question
Answer: Option B. -> secondary alcohol
Question 20. Compound Z is an alcohol
  1.    Primary alcohol
  2.    Secondary alcohol
  3.    Tertiary alcohol
  4.    Quaternary alcohol
 Discuss Question
Answer: Option C. -> Tertiary alcohol

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