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CBSE
Class 12
Chemistry
Chemistry - II
Alcohols, Phenols and Ethers

Question Bank

Question Bank: Alcohols, Phenols and Ethers

Question Bank - Alcohols, Phenols and Ethers

View all (75)
Q1.

Which of the following compounds is a primary alcohol?

Single Answer MCQ
Q-00083614
Q2.

Which of the following is a distinguishing feature of tertiary alcohols?

Single Answer MCQ
Q-00083615
Q3.

What type of alcohol is characterized by an -OH group adjacent to a double bond?

Single Answer MCQ
Q-00083616
Q4.

Which of the following classifications best describes phenols?

Single Answer MCQ
Q-00083617
Q5.

Which of these describes an ether?

Single Answer MCQ
Q-00083618
Q6.

Which statement is true about dihydric alcohols?

Single Answer MCQ
Q-00083619
Q7.

Identify the primary classification of an alcohol with the formula CH3CH2CH(OH)CH2CH3.

Single Answer MCQ
Q-00083620
Q8.

Which of the following ethers is symmetrical?

Single Answer MCQ
Q-00083621
Q9.

What type of alcohol is CH2=CH-CH2OH classified as?

Single Answer MCQ
Q-00083622
Q10.

Which of the following is a characteristic of benzylic alcohols?

Single Answer MCQ
Q-00083623
Q11.

Which of the following compounds represents a tri-hydric alcohol?

Single Answer MCQ
Q-00083624
Q12.

A class of compounds classified as polyhydric would include which of the following?

Single Answer MCQ
Q-00083625
Q13.

What distinguishes tertiary alcohols from secondary alcohols?

Single Answer MCQ
Q-00083626
Q14.

Which reagent is used to convert chlorobenzene into phenol?

Single Answer MCQ
Q-00083627
Q15.

What type of compound is produced when a diazonium salt is hydrolyzed?

Single Answer MCQ
Q-00083628
Q16.

Which of the following compounds is used to produce phenol from cumene?

Single Answer MCQ
Q-00083629
Q17.

In the preparation of phenols, which method involves the conversion of benzene sulfonic acid to sodium phenoxide?

Single Answer MCQ
Q-00083630
Q18.

What is the main product when benzene is reacted with nitrous acid (NaNO2 + HCl)?

Single Answer MCQ
Q-00083631
Q19.

Which preparation method gives a tertiary alcohol when using Grignard reagents?

Single Answer MCQ
Q-00083632
Q20.

What is the product of the hydrolysis of sodium phenoxide?

Single Answer MCQ
Q-00083633
Q21.

Which of the following reactions is a method to prepare phenol from naphthalene?

Single Answer MCQ
Q-00083634
Q22.

What would be the result of the direct oxidation of isopropylbenzene?

Single Answer MCQ
Q-00083635
Q23.

How can phenols be synthesized from alkyl halides?

Single Answer MCQ
Q-00083636
Q24.

Which of the following reactions is NOT a method used to synthesize phenols?

Single Answer MCQ
Q-00083637
Q25.

The preparation of phenols from diazonium salts primarily involves which of the following processes?

Single Answer MCQ
Q-00083638
Q26.

From which precursor is phenol primarily produced industrially?

Single Answer MCQ
Q-00083639
Q27.

In which reaction does phenol act as a nucleophile?

Single Answer MCQ
Q-00083640
Q28.

What is the order of reactivity for Grignard reagents in synthesizing alcohols?

Single Answer MCQ
Q-00083641
Q29.

What is the primary product when an unsymmetrical alkene undergoes acid-catalyzed hydration?

Single Answer MCQ
Q-00083642
Q30.

Which reagent is commonly used for the reduction of aldehydes to alcohols?

Single Answer MCQ
Q-00083643
Q31.

Which method is used to prepare alcohols from alkenes without following Markovnikov’s rule?

Single Answer MCQ
Q-00083644
Q32.

When reducing a ketone, what type of alcohol is typically formed?

Single Answer MCQ
Q-00083645
Q33.

Which acid is commonly reduced to form a primary alcohol?

Single Answer MCQ
Q-00083646
Q34.

Which of the following is NOT a method of synthesizing alcohols?

Single Answer MCQ
Q-00083647
Q35.

Upon reduction of which compound would you obtain a primary alcohol?

Single Answer MCQ
Q-00083648
Q36.

Which type of alcohol is produced when 1-pentene is hydrated according to Markovnikov's rule?

Single Answer MCQ
Q-00083649
Q37.

What kind of product is formed when tertiary alcohols are oxidized?

Single Answer MCQ
Q-00083650
Q38.

Which of the following is a strong reducing agent used for converting esters to alcohols?

Single Answer MCQ
Q-00083651
Q39.

What is the primary alcohol produced from the reduction of ethanoic acid?

Single Answer MCQ
Q-00083652
Q40.

Which process involves the addition of hydrogen across a carbonyl group, converting it to an alcohol?

Single Answer MCQ
Q-00083653
Q41.

When using hydroboration-oxidation on 1-hexene, what is the result?

Single Answer MCQ
Q-00083654
Q42.

What is the general formula for alcohols derived from alkenes through acid-catalyzed hydration?

Single Answer MCQ
Q-00083655
Q43.

What is the IUPAC name of CH3OH?

Single Answer MCQ
Q-00083656
Q44.

Which of the following is the correct IUPAC name for 2-butanol?

Single Answer MCQ
Q-00083657
Q45.

What is the IUPAC name for the compound CH3CH2OCH2CH3?

Single Answer MCQ
Q-00083658
Q46.

Identify the common name for 2-methyl-2-propanol.

Single Answer MCQ
Q-00083659
Q47.

What is the IUPAC name for C6H5OH?

Single Answer MCQ
Q-00083660
Q48.

Which of the following compounds is classified as a primary alcohol?

Single Answer MCQ
Q-00083661
Q49.

Which alcohol is correctly named as 1-propanol?

Single Answer MCQ
Q-00083662
Q50.

Which of the following is a correct IUPAC name for a dibasic alcohol?

Single Answer MCQ
Q-00083663
Q51.

Which of the following best describes 2,6-dimethylphenol?

Single Answer MCQ
Q-00083664
Q52.

What is the systemic name for CH3OCH2CH3?

Single Answer MCQ
Q-00083665
Q53.

What is the structural formula for tert-butanol?

Single Answer MCQ
Q-00083666
Q54.

Which compound represents a symmetrical ether?

Single Answer MCQ
Q-00083667
Q55.

Identify the correct IUPAC name for 3-hexanol.

Single Answer MCQ
Q-00083668
Q56.

Which compound can be classified as a dihydric alcohol?

Single Answer MCQ
Q-00083669
Q57.

Identify the structure of 4-methyl-2-pentanol.

Single Answer MCQ
Q-00083670
Q58.

Which of the following statements describes the properties of phenols?

Single Answer MCQ
Q-00083671
Q59.

Which of the following compounds cannot be produced from the dehydration of an alcohol?

Single Answer MCQ
Q-00083672
Q60.

Which of the following is a method for preparing ethers?

Single Answer MCQ
Q-00083673
Q61.

What condition favors the formation of ether over alkene during dehydration of ethanol?

Single Answer MCQ
Q-00083674
Q62.

In the Williamson synthesis, which species acts as the nucleophile?

Single Answer MCQ
Q-00083675
Q63.

Which of the following ethers can be prepared using Williamson synthesis?

Single Answer MCQ
Q-00083676
Q64.

What is a disadvantage of using secondary or tertiary alcohols in ether preparation?

Single Answer MCQ
Q-00083677
Q65.

Which reaction is used to prepare aryl ethers?

Single Answer MCQ
Q-00083678
Q66.

What is the main product when 1-bromobutane reacts with sodium butoxide?

Single Answer MCQ
Q-00083679
Q67.

Which of the following is a characteristic of ethers compared to alcohols?

Single Answer MCQ
Q-00083680
Q68.

Which of the following statements about ethers is incorrect?

Single Answer MCQ
Q-00083681
Q69.

What is the primary disadvantage of using ethers as solvents?

Single Answer MCQ
Q-00083682
Q70.

What product can result from the acid-catalyzed dehydration of 2-propanol?

Single Answer MCQ
Q-00083683
Q71.

In the reaction of 1-bromopropane with sodium ethoxide, which mechanism primarily occurs?

Single Answer MCQ
Q-00083684
Q72.

What is the main product when methanol is treated with sodium hydroxide and iodomethane?

Single Answer MCQ
Q-00083685
Q73.

Which ether is commonly used in laboratories as a solvent?

Single Answer MCQ
Q-00083686
Q74.

In ether formation using alcohols, which byproduct is generated?

Single Answer MCQ
Q-00083687
Q75.

What is the effect of the alkyl group on the stability of an ether?

Single Answer MCQ
Q-00083688

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