HARD
12th West Bengal Board
IMPORTANT
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Why can't rectified spirit be converted into absolute alcohol by simple distillation?

Important Questions on Alcohols, Phenols and Ethers

HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 35
Name any two reagents used for bringing about the oxidation of alcohols.
HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 36
What is the main product obtained when vapours of t-butyl alcohol are passed over copper at 573 K?
MEDIUM
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 37
Why boiling points of phenols are higher than those of the corresponding aromatic hydrocarbons and alkyl halides?
HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 38
Give one reaction to show that phenol is acidic in a character.
HARD
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 39
Name the phenol with molecular formula C7H8O which on treatment with Br2 water readily gives a precipitate of C7H5OBr3.
EASY
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 40
Phenol is an acid but does not react with sodium bicarbonate solution.
EASY
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 41
Name the major product formed when sodium phenoxide is heated with CO2 at 400 K under 4-7 atm. pressure. What is the name of the reaction?
EASY
12th West Bengal Board
IMPORTANT
NEW SYSTEMATIC MODERN CHEMISTRY>Chapter 11 - Alcohols, Phenols and Ethers>REVIEW EXERCISES>Q 42
Phenol is heated with chloroform and NaOH at 340 K. What is the product formed? Also give the name of the reaction involved.