In NCERT Class 12 Chemistry Chapter 7, students delve into the chemistry of alcohols, phenols, and ethers, focusing on their classification, preparation methods, properties, and reactions. These compounds play an important role in organic chemistry and are essential for various industrial, pharmaceutical, and laboratory applications. This chapter also covers the synthesis of important organic compounds and introduces students to important reactions involving these compounds.
This article provides crucial resources for preparing for CBSE and CUET exams, including multiple-choice questions (MCQs), previous year questions (PYQs), and downloadable PDFs of Class 12 Chemistry Chapter 7 MCQs and previous year questions.
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NCERT Class 12 Chemistry Chapters
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CUET Free Master Classes:
Class 12 Chemistry Chapter 7 MCQs
This section includes multiple-choice questions (MCQs) from previous years and expert-curated questions designed for Class 12 Chemistry Chapter 7: Alcohols, Phenols and Ethers. Below are 5 sample questions, with a link to download the full set of MCQs in PDF format.
- Which of the following is the IUPAC name for CH3CH2OHCH_3CH_2OHCH3CH2OH?
(a) Ethanol
(b) Methanol
(c) Propan-1-ol
(d) Butanol
- Alcohols are more acidic than phenols because:
(a) Alcohols can form hydrogen bonds
(b) Alcohols are more soluble in water
(c) Phenols are more volatile
(d) Phenols can form hydrogen bonds more easily
- Which of the following is a method for the preparation of ethers?
(a) Dehydration of alcohols
(b) Nucleophilic substitution
(c) Reduction of aldehydes
(d) Hydrogenation of alkynes
- What is the general formula for alcohols?
(a) CnH2n+2OHC_nH_{2n+2}OHCnH2n+2OH
(b) CnH2nOHC_nH_{2n}OHCnH2nOH
(c) CnH2n−1OHC_nH_{2n-1}OHCnH2n−1OH
(d) CnH2n+1OHC_nH_{2n+1}OHCnH2n+1OH
- Which of the following compounds can be used to distinguish between ethanol and phenol?
(a) Sodium
(b) Iron(III) chloride
(c) Potassium permanganate
(d) Bromine water
Class 12 Chemistry Chapter 7 Subjective Questions Without Solutions
Here are 5 sample subjective questions based on previous years' CBSE exams (2 marks and above) for Class 12 Chemistry Chapter 7: Alcohols, Phenols, and Ethers. For the full set of subjective questions, download the PDF.
- Explain the acidic nature of phenols. Why are phenols more acidic than alcohols?
(CBSE 2021, 3M)
- Describe the preparation and reactions of ethers.
(CBSE 2020, 3M)
- Discuss the methods of preparation of alcohols. Explain the industrial preparation of ethanol.
(CBSE 2022, 3M)
- Write the mechanism of the reaction of phenols with sodium metal.
(CBSE 2022, 3M)
- What are the uses of alcohols, phenols, and ethers in daily life and industries?
(Expert-curated, 3M)
Sub Topics of Chapter 7: Alcohols, Phenols and Ethers
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Chapter Name
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Sub Topics of Chapter 7: Alcohols, Phenols and Ethers
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Alcohols, Phenols and Ethers
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7.1 Alcohols and Their Classification
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7.2 Methods of Preparation of Alcohols and Phenols
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7.3 Reactions of Alcohols and Phenols
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7.4 Ethers and Their Preparation and Properties
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7.5 Uses of Alcohols, Phenols, and Ethers
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Review of NCERT Class 12 Chemistry Chapter 7
Alcohols, Phenols, and Ethers (Chapter 7) plays a critical role in understanding organic compounds in Class 12 Chemistry. The chapter delves into the properties, preparation, and reactions of alcohols, phenols, and ethers, all of which are essential in organic chemistry. It covers a wide range of topics including the synthesis of alcohols from alkenes, the reactivity of phenols, and the various industrial applications of these compounds.
Students also explore various methods for preparing alcohols, phenols, and ethers, and the reactions they undergo. The significance of these compounds in real-world applications, from pharmaceuticals to household products, is discussed, making this chapter important for both academic exams and practical knowledge.
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