Write equations of the following reactions:
(i)Friedel-Crafts reaction–alkylation of anisole.
(ii)Nitration of anisole.
(iii)Bromination of anisole in ethanoic acid medium.
(iv)Friedel-Craft’s acetylation of anisole.
Write equations of the following reactions:
(i)Friedel-Crafts reaction–alkylation of anisole.
(ii)Nitration of anisole.
(iii)Bromination of anisole in ethanoic acid medium.
(iv)Friedel-Craft’s acetylation of anisole.
Solution and Explanation
(i)Friedel-Crafts reaction–alkylation of anisole.
(ii)Nitration of anisole.
(iii)Bromination of anisole in ethanoic acid medium.
(iv)Friedel-Craft’s acetylation of anisole.
Top Questions on Alcohols, Phenols And Ethers
- What happens when (any three): (a) Phenyl magnesium bromide is treated with CH\(_3\)CHO followed by hydrolysis.
- CBSE Compartment XII - 2025
- Chemistry
- Alcohols, Phenols And Ethers
- Write chemical equations of the following reactions:
(i) Phenol is treated with conc. HNO3.
(ii) Propene is treated with B2H6 followed by oxidation by H2O2/OH−.
(iii) Sodium t-butoxide is treated with CH3Cl.- CBSE CLASS XII - 2025
- Chemistry
- Alcohols, Phenols And Ethers
The reaction
suggests that phenol is :- CBSE CLASS XII - 2025
- Chemistry
- Alcohols, Phenols And Ethers
- Phenol reacts with Bromine (Br$_2$) water to form:
- CBSE CLASS XII - 2025
- Chemistry
- Alcohols, Phenols And Ethers
In the reaction R–OH + HCl $\xrightarrow{\text{ZnCl}_2}$ RCl + H$_2$O, what is the correct order of reactivity of alcohols?
- CBSE CLASS XII - 2025
- Chemistry
- Alcohols, Phenols And Ethers
Questions Asked in CBSE CLASS XII exam
- Three batteries E1, E2, and E3 of emfs and internal resistances (4 V, 2 \(\Omega\)), (2 V, 4 \(\Omega\)) and (6 V, 2 \(\Omega\)) respectively are connected as shown in the figure. Find the values of the currents passing through batteries E1, E2, and E3.
- CBSE CLASS XII - 2025
- Kirchhoff's Laws
- A battery of emf \( E \) and internal resistance \( r \) is connected to a rheostat. When a current of 2A is drawn from the battery, the potential difference across the rheostat is 5V. The potential difference becomes 4V when a current of 4A is drawn from the battery. Calculate the value of \( E \) and \( r \).
- CBSE CLASS XII - 2025
- Current electricity
- Which one of the following is correct about growth and development?
- CBSE CLASS XII - 2025
- Sustainable Development
- The element of dilemma, between humanity and patriotism, elevates the character of Dr. Sadao in ‘The Enemy’. Support your answer with evidence from the text.
- CBSE CLASS XII - 2025
- Literature
- Find : \[ I = \int \frac{x + \sin x}{1 + \cos x} \, dx \]
- CBSE CLASS XII - 2025
- Integration
CBSE CLASS XII Notification
GMC Azamgarh Admission 2025: Dates, Courses, Fees, Eligibility, SelectJuly 22, 2025Concepts Used:
Classification - Alcohols, Phenols and Ethers
Alcohols, phenols, and ethers are organic compounds that can be classified based on their molecular structure and functional groups.
Classification of Alcohols:
- Alcohols can be classified as primary, secondary, or tertiary, based on the number of alkyl groups attached to the carbon atom bearing the hydroxyl group.
- Primary alcohols have one alkyl group attached to the carbon, secondary alcohols have two, and tertiary alcohols have three.
Classification of Phenols:
- Phenols can be classified based on the number and position of the hydroxyl groups attached to the aromatic ring.
- Monohydroxy phenols have one hydroxyl group, while dihydroxy phenols have two.
- Polyhydroxy phenols have more than two hydroxyl groups.
- Resorcinol and catechol are examples of dihydroxy phenols, while tannins are examples of polyhydroxy phenols.
Classification of Ethers:
- Ethers can be classified based on the nature of the alkyl or aryl groups attached to the oxygen atom.
- Simple ethers have two alkyl or aryl groups, while mixed ethers have one alkyl and one aryl group.
- Crown ethers are cyclic ethers that contain multiple ether groups and are used as complexing agents.
In summary, alcohols, phenols, and ethers can be classified based on their molecular structure and functional groups. Understanding the classification of these compounds is important for predicting their reactivity and understanding their potential applications in various fields, including chemistry, biology, and industry.