CBSE Class 12 Chemistry Alcohols Phenols And Ethers Worksheet Set D

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Unit 11 Alcohols, Phenols and Ethers Chemistry Worksheet for Class 12

Class 12 Chemistry students should refer to the following printable worksheet in Pdf in Class 12. This test paper with questions and solutions for Class 12 Chemistry will be very useful for tests and exams and help you to score better marks

Class 12 Chemistry Unit 11 Alcohols, Phenols and Ethers Worksheet Pdf

QUESTION BANK
Alcohols, Phenols and Ethers
 
1. Give equations for the following:
 
(i) Catalytic hydration of alkenes
 
(ii) Hydroboration-Oxidation
 
(iii) Friedel-Craft’s reaction
 
(iv) Kolbe’s reaction
 
(v) Reimer – Tiemann Reaction.
 
(vi) Williamson’s synthesis
 
(vii) Acetylation
 
2. Account for the following:
 
(i) Bond angle in alcohol is less than tetrahedral angle.
 
(ii) Bond angle is greater than the tetrahedral angle.
 
(iii) The boiling points of alcohols and phenols are higher than corresponding alkanes of same molecular mass.
 
(iv) Among the isomeric alcohols the boiling point follows the order 3 0 < 2 0 < 1 0.
 
(v) Lower alcohols are soluble in water
 
(vi) Ethanol is less acidic than methanol.
 
(vii) The acidic character of the alcohols follows the order 1 0 > 2 0 > 3 0
 
(viii) The reaction of alcohol with acid is carried out in presence of small amount of concentrated H2SO4.
 
(ix) Reaction of alcohol with acid chloride is carried out in presence of a base pyridine.
 
(x) Ortho and para nitrophenols can be separated by steam distillation.
 
(xi) Phenol is ortho-para directive to electrophilic substitution.
 
(xii) The reaction of an alkoxide with a tertiary alkyl halide gives an alkene.
 
(xiii) Alkyl aryl ethers give phenol with HI instead of iodobenzene.
 
(xiv) Aralkyal ethers (or aryl alkyl ethers) are ortho para directing.
 
3. Effect the following conversions
 
(i) Chloro benzene to phenol
 
(ii) Benzene to phenol
 
(iii) Propene to 1-Propanol
 
(iv) Phenol to toluene
 
(v) Phenol to anisole
 
(vi) Phenol to aspirin
 
(vii) Propene to 2-propanol
 
(viii) Acetone to 30 butyl alcohol
 
(ix) Aniline to phenol
 
(x) Cumene to phenol
 
(xi) Ethanol to isopropyl alcohol
 
(xii) Phenol to picric acid
 
4. Explain Lucas test by taking suitable examples
 
5. Write equation for the following
 
(i) Mononitration of 3-methyl phenol
 
(ii) Trinitration of phenol
 
(iii) Methyl magnesium bromide is treated with butanone followed by hydrolysis
 
(iv) Methyl magnesium bromide is treated with propanal followed by hydrolysis
 
(v) Ethoxy benzene is treated with HI
 
(vi) Mononitration of anisole
 
6. Explain the following mechanisms
 
(i) Hydration of ethane
 
(ii) Dehydration of ethanol to form ethene
 
(iii) Dehydration of ethanol to form ethoxy ethane
 
7. Explain the manufacture of
 
(i) Methanol
 
(ii) Ethanol
 
8. Using suitable Grignard reagent prepare the following
 
(i) tert-pentyl alcohol
 
(ii) isobutyl alcohol
 
(iii) sec-pentyl alcohol
 
(iv) neopentyl alcoho

 

Please click on below link to download CBSE Class 12 Chemistry Alcohols Phenols And Ethers Worksheet Set D

Unit 11 Alcohols, Phenols and Ethers CBSE Class 12 Chemistry Worksheet

The above practice worksheet for Unit 11 Alcohols, Phenols and Ethers has been designed as per the current syllabus for Class 12 Chemistry released by CBSE. Students studying in Class 12 can easily download in Pdf format and practice the questions and answers given in the above practice worksheet for Class 12 Chemistry on a daily basis. All the latest practice worksheets with solutions have been developed for Chemistry by referring to the most important and regularly asked topics that the students should learn and practice to get better scores in their examinations. Studiestoday is the best portal for Printable Worksheets for Class 12 Chemistry students to get all the latest study material free of cost. Teachers of studiestoday have referred to the NCERT book for Class 12 Chemistry to develop the Chemistry Class 12 worksheet. After solving the questions given in the practice sheet which have been developed as per the latest course books also refer to the NCERT solutions for Class 12 Chemistry designed by our teachers. After solving these you should also refer to Class 12 Chemistry MCQ Test for the same chapter. We have also provided a lot of other Worksheets for Class 12 Chemistry which you can use to further make yourself better in Chemistry.

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